Manuale d’uso / di manutenzione del prodotto 4530 del fabbricante Toro
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(Models 04530 and 04540) Part No. 12190S L (Rev . A) Service Manual Greensmaster R T riFlex TM 3320/3420 Preface The pur pose of this public ation is to pr ovide t he service technic ian with inf orm ation f or t roubles hooting, test ing and repair of maj or syst ems and co mponents on the Gr eensmas ter TriFlex Hybrid 3320 and 3420.
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Gr eensmas ter 3320/ 3420 T able Of Contents Chapter 1 - - Safety Gener al Safet y I nst ruc tions 1 - - 2 .................. Jackin g Instructions 1 - - 5 ......................... Safet y and I nst ruc tion Dec als 1 - - 6 ................ Cha pte r 2 - - Pr oduct Re c ords a nd Maint ena nc e Produc t Records 2 - - 1 .
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Gr eensmas ter 3320/ 3420 T able Of C ontents (Continued) Chap ter 9 - - Gro omer Specif icat ions 9 - - 2 .............................. Gener al Inf orm ation 9 - - 3 ........................ T roubleshoot ing 9 - - 4 ............................ Adjust ment s 9 - - 6 .
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Greensmaster 33 20/3420 Page 1 - - 1 Safet y Chapter 1 Safety T able of Contents GENERAL SAFETY INSTRUCTIONS 2 ............ Before Oper ating 2 ............................ While Operating 3 ............................ Maintenance and Service 4 .....
Greensmaster 3320/34 20 Page 1 - - 2 Safe ty General Safety Instructions Greensmast er T riFlex Hybrid 3 320 and 3420 machines have been tested and cer tified by T ORO for compliance with existing safety standards and specifications.
Greensmaster 33 20/3420 Page 1 - - 3 Safet y While Operating 1. Sit on the seat wh en starting an d operating the ma- chine. 2. Before starting th e engine: A. Sit on the operator seat. B. V erify that functional control lever is in neutral. C. V erify that parking b rake is applied.
Greensmaster 3320/34 20 Page 1 - - 4 Safe ty Maintenance and Service 1. The T raction Unit and Cutting Unit Operator’s Manu- als provide information regarding the operation, general maintenance and mainten ance intervals for y our Greensmaster machine.
Greensmaster 33 20/3420 Page 1 - - 5 Safet y Jacking Instructions CAUTION When changing attachme nts, tires or perform- ing other servic e, use cor rect jacks and sup- ports. Make sure machine is park ed on a solid, level surface such as a concr ete floor .
Greensmaster 3320/34 20 Page 1 - - 6 Safe ty Safety and Instruction Decals Numerous safe ty and instruction decals a re affixed to the traction unit and the cutting units of Greensmaster T riFlex Hybrid 3320 and 3420 machines. If any decal be- comes illegible or damaged, install a new decal.
Greensmaster 33 20/3420 Page 2 - - 1 Product Records and Mainte nance Chapter 2 Product Records and Maintenance T able of Contents PRODUCT RECORDS 1 ......................... MAINTENANCE 1 .............................. EQUIV ALENTS AND CONVERSIONS 2 .
0.09375 Greensmaster 3320/34 20 Page 2 - - 2 Product Records and Maintenance Equivalents and Conversions.
Greensmaster 33 20/3420 Page 2 - - 3 Product Records and Mainte nance T orque Specifications Recommended fastener torque values are listed in the following tables.
Greensmaster 3320/34 20 Page 2 - - 4 Product Records and Maintenance Standard T orque for Dry , Zinc Plate d and Steel Fasteners (Inch Series) Thread Size Grade 1, 5 & 8w i t hT h i n Height Nuts .
Greensmaster 33 20/3420 Page 2 - - 5 Product Records and Mainte nance Standard T orque for Dry , Zinc Plated and Steel Fasteners (M etric Fasteners) Thre ad Si ze Class 8.8 Bolts, Screws and Studs with Regular Height Nuts (Class 8 or Stronger Nuts) Class 10.
Greensmaster 3320/34 20 Page 2 - - 6 Product Records and Maintenance Other T orque Specifications SAE Grade 8 Steel Set Screws Thread Size Recomme nded T orque Square Head Hex Socket 1/4 - - 2 0 UNC 1.
Greens master 3320 Page 3 - - 1 Gasoline Engine Chapter 3 Gasoline Engine T able of Contents SPECIFICA TIONS 2 ......... ................... GENERAL INFORMA T ION 3 ......... ............ Operator ’s Manu al 3 .......................... FUEL EV APORA TIVE CONTROL SYSTEM 4 .
Greensmaster 3320 Page 3 - - 2 Gasoline Engine Specifications Item Description Make / Designatio n Briggs and Stratton, 4 - -cycle, V - - T win Cylinde r , OHV , Air Cooled, Gasoline Engine - - Model 38 5447 Bore x Stroke 2.97” x 2.76” (75.5 mm x 70 mm) T ota l Displ acemen t 38.
Greens master 3320 Page 3 - - 3 Gasoline Engine General Information Information about specificatio ns, maintenance, trouble- shooting, testing and repair of the gasoline engine used in the Greensmaster T riFlex Hybrid 3320 is included in this chapter and the Briggs & Stratton V anguard V - - T win OHV Repair Manual.
Greensmaster 3320 Page 3 - - 4 Gasoline Engine Fuel Evaporative Control System Figure 1 FRESH AIR FIL TER CARBON CANNISTER FUEL TA N K ENGINE CHECK VA LV E CHECK VA LV E CHECK VA LV E FRESH AIR FIL TE.
Greens master 3320 Page 3 - - 5 Gasoline Engine The function of the fuel evaporative control system is to collect and store eva porative emissions from the f uel tank and engine. The evaporate control system used on Greensm aster 33 20 machine s uses a carbon cannist er to collect these evaporative emissi ons.
Greensmaster 3320 Page 3 - - 6 Gasoline Engine This page is intentionally blank..
Greens master 3320 Page 3 - - 7 Gasoline Engine Adjustments Choke Cable Adjustment 1. Park machine on a level surface, disengage and low- er cutting units, move functional c ontrol lever to n eutral (N), engage parking brake, stop the engine and remove the key from the igni tion switch.
Greensmaster 3320 Page 3 - - 8 Gasoline Engine Service and Repairs Fuel Evaporative Control System (Serial Number Below 312000000) Figure 3 FRONT RIGHT 1. Flange head screw (2 used) 2. T ank moun t plate 3. Fuel hose 4. Grommet (2 used) 5. Fuel hose (cannister to tank vent) 6.
Greens master 3320 Page 3 - - 9 Gasoline Engine Removal (Fig. 3) 1. Park machine on a level surface, disengage and low- er cutting units, move functional c ontrol lever to n eutral (N), engage parking brake, stop the engine and remove the key from the igni tion switch.
Greensmaster 3320 Page 3 - - 10 Gasoline Engine Fuel Evaporative Control System ( Serial Number Above 312000000) Figure 5 FRONT RIGHT 1. Flange head screw (2 used) 2. T ank moun t plate 3. W asher head screw (2 used) 4. Grommet (2 used) 5. W asher head screw 6.
Greens master 3320 Page 3 - - 1 1 Gasoline Engine Removal (Fig. 5) 1. Park machine on a level surface, disengage and low- er cutting units, move functional c ontrol lever to n eutral (N), engage parking brake, stop the engine and remove the key from the igni tion switch.
Greensmaster 3320 Page 3 - - 12 Gasoline Engine Fuel T ank Figure 7 FRONT RIGHT 30 to 50 in - - lb (3.4 to 5.6 N - - m) Antiseize Lubricant 1. Flange head screw (2 used) 2. T ank moun t plate 3. W asher head screw (2 used) 4. Grommet (2 used) 5. Fuel hose (2 used) 6.
Greens master 3320 Page 3 - - 13 Gasoline Engine Fuel T ank Removal (Fig. 7) 1. Park machine on a level surface, disengage and low- er cutting units, move functional c ontrol lever to n eutral (N), engage parking brake, stop the engine and remove the key from the igni tion switch.
Greensmaster 3320 Page 3 - - 14 Gasoline Engine Engine Figure 9 1. Engine assembly 2. Space r screw 3. Muffle r 4. Muffler mount 5. Cap s crew (4 used) 6. Flange nut (4 used) 7. Muff ler shie ld 8. Hardened washer (8 used) 9. Cap s crew (4 used) 10. Muffler clamp 1 1.
Greens master 3320 Page 3 - - 15 Gasoline Engine 2. Disconnect batte ry cables fro m battery . Disco nnect negative battery cable first and positive cable la st. 3. Close fuel shut- - off valve on fuel tank. 4. Disconnect fuel hoses from the fuel filter outlet and the check valve near rear engine cylinder head (Fig.
Greensmaster 3320 Page 3 - - 16 Gasoline Engine Engine Installation (Fig. 9) 1. Make su re that all removed engin e components are correctly installed to t he engine. 2. If exhaust system components were remov ed from engine, attach removed compon ents using Figure 9 as ag u i d e .
Greens master 3420 Page 4 - - 1 Diesel Engine Chapter 4 Diesel Engine T able of Contents SPECIFICA TIONS 2 ......... ................... GENERAL INFORMA T ION 3 ......... ............ Operator ’s Manu al 3 .......................... ADJUSTMENTS 5 ..
Greensmaster 3420 Page 4 - - 2 Diesel Engine Specifications Item Description Make / Designation Kubota water - - cooled, Diesel, Model D902- - E3B Number of Cylinde rs 3 Bore x Stroke 2.83” x 2.9” (72mm x 73.6mm) T ota l Displ acemen t 54.8 in 3 (898 cc) Compre ssion Rat io 24.
Greens master 3420 Page 4 - - 3 Diesel Engine General Information Information about specificatio ns, maintenance, trouble- shooting, testing and repair of the gasoline engine used in the Greensmaster T riFlex Hybrid 3420 is included in this chapte r and the Kubota W orksh op Manual, Diese l Engine, SM- - E3B Series.
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Greens master 3420 Page 4 - - 5 Diesel Engine Adjustments Adjust Throttle Control Proper throttle operation is depende nt upon proper ad- justment of throttle control. Make sure throttle control is operating pr operly . NOTE: The thro ttle cable swiv el should be pos itioned in the lowest hole in th e speed control lever .
Greensmaster 3420 Page 4 - - 6 Diesel Engine Service and Repairs Air Cleaner Ass embly Figure 3 1. Air inlet hood 2. Flat washer (2 used) 3. Cap s crew (2 used) 4. Mounting bracket 5. Air cleaner assembly 6. Hose clamp (2 used) 7. Flange nut (2 used) 8.
Greens master 3420 Page 4 - - 7 Diesel Engine Air Cleaner Removal (Fig. 3) 1. Park machine on a level surface, lo wer the cutting units, stop the engine, engage parking brake and re- move the key from the ignition switch. 2. Remove air clea ner components as needed usin g Figure 3 as a guide.
Greensmaster 3420 Page 4 - - 8 Diesel Engine Exhaust S ystem Figure 5 1. Engine assembly 2. Muffler assembly 3. Lock nut (4 used) 4. Exhaust pipe 5. Flange head screw 6. Flange nut (4 used) 7. Lock washer (3 used) 8. Exhaust plate 9. Exhaust gasket 10.
Greens master 3420 Page 4 - - 9 Diesel Engine Exhaust System Removal (Fig. 5) 1. Park machine on a level surface, lo wer the cutting units, stop the engine, engage parking brake and re- move the key from the ignition switch. CAUTION The muffler and exhaust pipe may be hot.
Greensmaster 3420 Page 4 - - 10 Diesel Engine Fuel T ank Figure 6 FRONT RIGHT 1. Fuel tank 2. T ank moun t plate 3. Flange head screw (4 used) 4. Clip (2 used) 5. Fuel cap 6. Fuel vent valve 7. Grommet 8. Bushi ng 9. Elbo w fitt ing 10. V ent hose 11 .
Greens master 3420 Page 4 - - 1 1 Diesel Engine DANGER Diesel fue l is flammabl e. Use caut ion w hen stor - ing or hand ling it. Do not smoke while servicing the fuel tank. Do not fill fuel tank while engine is running or in an enclosed area. Always fill fuel tank outside and wipe up any spilled fuel before starting the engine.
Greensmaster 3420 Page 4 - - 12 Diesel Engine Radiator Figure 8 1. Seal panel 2. Radiator shroud 3. T rim seal 4. Fan assembly 5. Radiator assembly 6. Hose clamp (2 used) 7. R - - clamp (2 used) 8. Cli p (8 used ) 9. Stud (2 used) 10. Stud retainer ( 2 used) 1 1.
Greens master 3420 Page 4 - - 13 Diesel Engine Radiator Removal (Fig. 8) 1. Park machine on a level surface, lo wer the cutting units, stop the engine, engage parking brake and re- move the key from the ignition switch. CAUTION DO NOT open radiator cap or drain coolant if the engine or radiator is hot.
Greensmaster 3420 Page 4 - - 14 Diesel Engine Starter Motor Figure 9 1. Star ter mo tor 2. Flyw heel pl ate 3. Bell housin g 4. Cap screw (2 used) 5. Lock washer (2 used) 6.
Greens master 3420 Page 4 - - 15 Diesel Engine Starter Motor Removal (Fig. 9) 1. Park machine on a level surface, disengage and low- er cutting units, move functional c ontrol lever to n eutral (N), engage parking brake, stop the engine and remove the key from the igni tion switch.
Greensmaster 3420 Page 4 - - 16 Diesel Engine Engine Figure 1 1 18 16 16 10 17 1 2 3 6 8 9 11 13 5 7 12 14 15 4 3 6 13 13 FRONT RIGHT 1. Engine assembly 2. Muffler assembly 3. Lock nut (4 used) 4. Exhaust pipe 5. Flange head screw 6. Flange nut (4 used) 7.
Greens master 3420 Page 4 - - 17 Diesel Engine 3. Close fuel shut- - off valve on fuel tank. 4. Remove air cleane r and air intake hose from ma- chine (see Air Clean er Removal in this sec tion). 5. Remove radiator from machine (se e Radiator Re- moval in this section).
Greensmaster 3420 Page 4 - - 18 Diesel Engine 12. Remove tension on generator belt and remove b elt from the generator pulley attached to engi ne (see Gen- erator Drive Belt (Greensma ster 3420) in the Service and Repairs sectio n of Chapter 6 - - Electrical System).
Greens master 3420 Page 4 - - 19 Diesel Engine CAUTION When installing engine assembly , make sure lift or hoist can safely support 190 lbs (86 kg). 5. Attach a suitable lift o r hoist to engine. IMPORT ANT : Make sure to not damage the engine, fuel hoses, hydraulic lines, electrical harness or other parts while installing the engine.
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Greensmaster 33 20/3420 Hydraulic System Page 5 - - 1 Chapter 5 Hydraulic System T able of Contents SPECIFICA TIONS 3 ......... ................... GENERAL INFORMA T ION 4 ......... ............ Operator ’s Manu als 4 ......................... Check Hydraulic Fl uid Level 4 .
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Greensmaster 33 20/3420 Hydraulic System Page 5 - - 3 Specifications Item Description Piston (T raction) Pump V ariable displacement piston pump (Eaton model 70160) Maximum Pump Displacement (per revolution) 1.44 in 3 (23.6 cc) Gear Pump Single section, positive displacement gear pump (Casappa) Displacement (p er revolution) 0.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 4 General Information Operator ’ s Manuals The T racti on Unit and Cutting Unit Operator ’s Manuals provide information regard ing the operation, gen eral maintenance procedures and maintenance intervals for your Greensmaster mach ine.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 5 Relieving Hydraulic System Pressure Before disconnecting or performin g any work on you r Greensmaster hydraulic syst em, all pressure in the hy- draulic system must be relieved.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 6 Hydraulic Hoses Hydraulic hoses are subject to extreme conditi ons such as pressure differen tials during operation and exposure to weather , sun, chemicals, very warm s torage condi - tions or mishandling during operation and maintenance.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 7 Hydraulic Hose and T ube Installation (O - - Ring Face S eal Fitting) 1. Make sure threads and sealing surfaces of the hose/ tube and the fitting are free of burrs, nicks, scratch es or any foreign material.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 8 Hydraulic Fitting Installation (SAE S traight Thread O - - Ring Fitting into Component Port) Non - - Adjustable Fitting (Fig. 7) 1. Make sure al l threads and sealing surfa ces of fitting and component port are free of burrs, nicks, scratches or any foreign m aterial.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 9 Adjustable Fitting (Fi g. 9) 1. Make sure all thr eads and sealing surfa ces of fitting and component port are free of burrs, nicks, scratches or any foreign material.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 10 Hydraulic Schematic NOTE: A larger hydraulic schematic is included in Cha pter 10 - - Foldout Drawings 2920 HIGH ID LE (2800 DIESEL) 1650 LOW IDLE (1560 DIESEL) P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 SUCTION STRAINER GEAR C PORT BALL 3000 PSI 4.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 1 1 This page is intent ionally blank. Hydraulic System.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 12 Hydraulic Flow Diagrams T raction Circuit (Forward Direction Shown) High Pressure Low Pressure (Charge) Return or Suctio n Flow Greensmaster 332 0/3420 All solenoids are shown as de - - energized.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 13 T raction C ircuit The traction circuit piston pump is a variabl e displace- ment pump th at is directly coupled to the engine. Pu sh- ing the traction pedal controls the variable displacement piston pump swash plate to create a flow of oil.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 14 Solenoids S1, S2, S3 and S4 in Lower Cutting Units High Pressure Low Pressure (Charge) Return or Suction Flow Greensmaster 3320/3420 lift control manifold are shown in energized posit ion. P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 SUCTION STRAINER PORT BALL LR OR2 OR3 .
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 15 Lower Cutting Units The gear pump is directly coupled to the piston (traction) pump. The gear pump s upplies hydraulic flow for the steering circuit (priority fl ow), for raising and lowe ring the cutting units and for the traction charg e circuit.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 16 Solenoids S1, S3 and S4 in lift Raise Cutting Units High Pressure Low Pressure (Charge) Return or Suction Flow Greensmaster 3320/3420 control manifold are shown in P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 SUCTION STRAINER PORT BALL LR OR2 OR3 .
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 17 Raise Cuttin g Units The gear pump is directly coupled to the piston (traction) pump. The gear pump s upplies hydraulic flow for the steering circuit (priority fl ow), for raising and lowe ring the cutting units and for the traction charg e circuit.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 18 All solenoids are shown Right T urn High Pressure Low Pressure (Charge) Return or Suction Flow Greensmas ter 3320/34 20 as de - - energized. Power steering valve is positioned for a right turn. ENGINE P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 SUCTION STRAINER GEAR C PORT BALL 3000 PSI 4.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 19 Right and Left T urn The gear pump is directly coupled to the piston (traction) pump. The gear pump s upplies hydraulic flow for the steering circuit (priority fl ow), for raising and lowe ring the cutting units and for the traction charg e circuit.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 20 Special T ools Order these spe cial tools from y our T oro Distributor . Hydraulic Pressure T est Kit Use to take various pressure read ings for diagnostic tests. Quick disconnect fitti ngs provided attach directly to mating fittings on machi ne test ports without tools.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 21 40 GPM Hydraulic T ester (Pr essure and Flow) Use to test hydraulic circuits and components for flow and pressure capacities as recommended in the T esting section of this chapter . T his tester inclu des the following : 1.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 22 High Flow Hydraulic Filter Kit The high flow hydraulic filt er kit is designed with large flow (40 GPM/150 LPM) and high pressu re (5000 PSI/345 bar) capabilities.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 23 Measuring C ontainer Use this container for doing hydraulic motor ef ficiency testing (motors with case drain lines only).
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 24 T roubleshooting The charts that follow contain information to assist in troubleshooting. There may possib ly be more than one cause for a machine malfunctio n. Refer to the T esting section of this Chapter for pre cau- tions and specific test pr ocedure s.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 25 T raction Circuit P roblems Problem Possible Cause Neutral is difficult to find or unit oper- ates in one direction only . External traction control linkage is misadjusted, disconnected, bind- ing or damaged.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 26 Lift/Lower Circuit Probl ems Problem Possible Cause Gear pump is noisy (cavitation). Reservoir oil level is low . Gear pump suction line is restricted. Gear pump suction line has a n air leak. Cutting units will no t lift o r lift sl owly .
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 27 Steering Circui t Problem s Problem Possible Cause Steering wheel is hard t o turn. Power steering valve has insuff icient oil flow (lift and charge circuits affected as well) (see Steering/Lift Circuit Gear Pump Flow T est in the T esting section of this cha pter).
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 28 Te s t i n g The most effective method for isol ating problems in the hydraulic system is by using hydraulic test equipment such as pressure gauges and flo w meters in the ci rcuits during variou s operationa l checks (see the S pecial T ools section in this Chapter).
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 29 3. For traction related problems (e.g. machine will not go up an incline), consider performing one or more o f the following tests: A. Charge Relief V alve Pressure. B. Piston (T raction) Pump Flow .
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 30 Charge Relief V alve Pressure T est (Using Pressu re Gauge) ENGINE GEAR C 3000 PSI 10.3 RIGHT AB AB .33 1.44 11 0 - - 1 5 0 PSI G1 G2 A B BA TOP PORT BOTTOM PORT BACK PORT C1 HYDROST A T BYP ASS VA L V E 1.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 31 10. If specification is not met, remove piston pump back plate assembly that contains the charge relief valve (see Piston (T raction) P ump Service in t he Service and Re- pairs section of this chapter).
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 32 Piston (T raction) Pump Flow T est (Using T ester with Flowmeter and Pressure Gauge) ENGINE GEAR C 3000 PSI 10.3 RIGHT AB AB .33 1.44 1 10 - - 150 PSI G1 G2 A B BA TOP PORT BOTTOM PORT BACK POR T C1 HYDROST A T BYP A SS VA LV E 1.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 33 This test measures piston pump output (flow). During this test, pump load is created at the flowmeter using the adjustable load va lve on the tester . Procedure for Piston (T raction) Pump Flow Te s t : 1.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 34 Wheel Motor Efficiency T est (Using T ester with Flowmeter and Pressur e Gauge) ENGINE C 3000 PSI 10.3 RIGHT AB AB 1.44 11 0 - - 1 5 0 PSI G1 G2 A B BA TOP PORT BOTTOM PORT BACK PORT C1 HYDROST A T BYP AS S VA LV E 1.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 35 CAUTION Prevent personal injury and/or damage to equip- ment. Read all W ARNINGS, CAUTIONS and Pre - cautions for Hydraulic T esting at the beginning of this section. 3. Read Precautio ns for Hydraulic T esting in this sec- tion.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 36 Steering/Lift Relief V alve Pressu re T est (Using Pressure Gauge) ENGINE P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 C PORT BALL 3000 PSI 10.3 RIGHT AB AB 1.44 1 10 - - 150 PSI LR OR2 OR3 .028 G1 G1 G2 A B OR1 .
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 37 The steering/lift relief valve pressure test should be per- formed to make sure that the relief pressure for th e steering and lift circuits is correct. Procedure for Steer ing/Lift Relief V alve Pressure Te s t : 1.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 38 Lower Cutting Units Relief V alve (RV) Pressure T est (Using Pressure Gauge) ENGINE P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 C PORT BALL 3000 PSI 10.3 RIGHT AB AB 1.44 1 10 - - 150 PSI LR OR2 OR3 .
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 39 The lower cutting units relief valve (RV) pressure test should be performe d to make su re that th e relief pres- sure for lowering the cutting units is corre ct. Procedure for Lower Cutting Units Relief V alve (R V) Pressure Te s t : 1.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 40 Steering/Lift Circ uit Gear Pump Flow T est ( Using T ester with Flowmeter and Pressure Gauge) ENGINE P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 C PORT BALL 3000 PSI 10.3 RIGHT AB AB 1.44 1 10 - - 150 PSI LR OR2 OR3 .
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 41 The steering/lift circuit gear pump flow test should be performed to make sure that the steering, lift and trac- tion charge circuits have adeq uate hydraulic flow . Procedure for Steering/Lift Circuit Gear Pump Flow Te s t : 1.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 42 Power Steering V alve T est P TE BALL JOINT LR END PORT 1 160 VA LV E PSI POWER STEERING 4.5 STEERING CYLINDER PLUG (CYLINDER ROD FULL Y EXTENDED.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 43 NOTE: This steering test procedure will be affected by incorrect rear tire pressure, binding in the hydraulic steering cylinder , extra weight on the vehicle and/or binding of the steering fork assembly .
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 44 Adjustments Adjust Manifo ld Relief V alves The lift control manifold includes an adjustable rel ief valve. If adjustment of this va lve is necessary , follow the following procedure . NOTE: Do not remove relief valve from the hydraulic manifold for adjustmen t.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 45 Adjust T raction Control Assembly Proper contro l of the traction circu it is accomplished by the traction p edal, cables an d piston (tra ction) pump neutral assembly . Adjustments to these compon ents may be required for correct operation.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 46 Service and Repairs General Pre cautions for Removing and Instal ling Hydraulic S ystem Components Before Repair or Replacem ent of Components 1.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 47 Flush Hydraulic Sy stem IMPORT ANT : Flush the hydraulic system any time there is a severe component failure or the system is contaminated (oil appears milky or black or con - tains metal particles).
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 48 Filtering Closed - - L oop T raction Circuit Filtering of a closed - - loop hydraulic system after a major component failure (e.g. tr action (piston) pump or whee l motor) is a r equireme nt to pre vent debri s from tra nsmit- ting throughout the system.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 49 Hydraulic System Start - - up NOTE: When initially starting the hydraulic system with new or rebuilt components such as whee l motors, pumps or lift cylinders, it is impor tant that this sta rt - - up procedure be used.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 50 Gear Pump 1. Gear pump 2. Flat washer (2 used) 3. Socket head screw (2 used) 4. Hydraulic fitting 5. 90 o hydraulic fitting 6. Hos e clamp 7. O - - ri ng 8. Hydraulic hose (steering/lift supply) 9.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 51 7. Mark hydraulic fitting ori entation on bottom of pump to allow correct assembly . Remove hydraulic fittings and O - - rin gs from gear p ump. Discard re moved O - - rings. 8. Support gea r pump to prevent it from falling.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 52 Gear Pump Se rvice 1. O - - ring 2. Front cover 3. Back - - up seal 4. Pressure seal 5. Front thrust plate 6. Drive shaft 7. Idler gear 8. Rear t hru st plat e 9. Dowel pin (4 used) 10. O - - r ing 1 1.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 53 4. Loosen the four (4) cap screws that secure pump as- sembly . 5. Remove pump from vi se and remove fa steners. 6. Support the pump assembly and gently tap the pump housing with a soft face hammer to loosen th e pump section.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 54 Piston (T raction) Pump Neutral Assembly 1. Cable support (diesel shown) 2. Plate 3. Flat washer 4. Cap screw 5. Mount (3 used) 6. W asher (3 used) 7. Pump lever 8. Lock nut (3 used) 9. Cap screw (3 used) 10.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 55 Disassembly (Fig. 38) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. CAUTION The torsion spring (item 14) is under tensi on and may cause personal injury during removal.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 56 Piston (T raction) Pump Figure 39 1. Gear pump 2. Hardened washer (2 used) 3. Socket head screw (2 used) 4. Hydraulic fitting 5. Hydraulic hose (traction reverse) 6. Hos e clamp 7. O - - ri ng 8. Hydraulic hose (traction forward) 9.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 57 Piston Pump Removal (Fig. 39) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 58 Piston Pump Inst allation (Fig. 39) 1. Make sure the flange surfaces of the gear pump and piston pump are thoroug hly clean. 2. Install gea r pump to the piston pump (see Gear Pump Installation in this section).
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Greensmaster 3320/34 20 Hydraulic System Page 5 - - 60 Piston (T raction) Pump Service 1 2 4 5 28 8 8 9 10 11 13 15 15 16 14 24 17 19 21 22 25 29 3 31 31 32 33 26 23 6 12 30 30 34 35 20 27 6 4 28 7 1. Key 2. Drive shaft 3. Bearing 4. Cap screw (3 used per plate) 5.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 61 For repair of the piston (traction) pump, see Ea ton, Me- dium Duty Piston Pump, Repair Information, Mode l 70160 V ariable Displacement Piston Pump at the end of this chapter . NOTE: The charge relief valve is attached to t he piston pump back plate (Fig.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 62 Piston Pum p Crus h Ring Replac ement 1. Crush ring 2. Shims 3. Cover plate 4. Housing 5. Swash plate (control shaft) 6.
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Greensmaster 3320/34 20 Hydraulic System Page 5 - - 64 Front Wheel Motors Figure 45 1. Wheel as sembl y 2. Wheel h ub 3. Bra ke drum 4. Wheel stud (4 per wheel) 5. Brake assembly (LH shown) 6. Cap screw (4 per brake) 7. Lock nut 8. Cap screw (4 per motor) 9.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 65 6. Make sure that lock nut on whee l m otor shaft i s loos- ened at least two (2) turns. Use h ub puller (see Specia l T ools) to loosen brake drum assembly from wh eel mo- tor . 7. Remove lock nut and bra ke drum assembly .
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 66 Rear Wheel Motor (Optional 3WD) 1. Wheel motor 2. Motor plate 3. Wheel hub 4. Lock nut 5. Lug nut (4 used) 6. Socket head screw (2 used) 7. Cap screw (2 used) 8. Lock nut (2 used) 9. 45 o hydraulic fitting (2 used) 10.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 67 Rear Wheel Motor (Optional 3WD) Removal (Fig. 47) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 68 Wheel Motor Service 1. Dirt seal 2. Housing 3. Back - - up ring 4. Back - - up washer 5. Shaft seal 6. Coupling shaft 7. Drive link 8. Seal r ing (5 used ) 9. Thrust bearing 10. Wear plate 1 1. Rot or assembly 12.
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Greensmaster 3320/34 20 Hydraulic System Page 5 - - 70 Lift Cylinders 1. Lift control manifold 2. Hydraulic lift cylinder (#2 and #3 CU) 3. Hydraulic lift cylinder (#1 CU) 4. T apered pin (2 used) 5. Hydraulic hose 6. Lock nut (2 used) 7. Hydraulic hose 8.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 71 Lift Cylinder Remova l (Fig. 49) 1. Park the machine on a level surface, enga ge the parking brake, lower the cutting units and stop the en- gine.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 72 Lift Cylinder Service 1. Barrel 2. Retaining ring 3. Lock nut 4. Wear ring 5. Piston seal 6. O - - ri ng 7.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 73 Disassembly (Fig. 50) 1. Remove the oil from the lift cylinder by slowly pump- ing the cylinder shaft while holding the cylinder over a drain pan. Plug both ports and clean the outside of the cylinder .
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 74 Lift Control Manifold 1. Lift control manifold 2. 90 o hydraulic fitting (3 used) 3. O - - ring 4. O - - ring 5. 45 o hydraulic fitting 6. O - - ring 7. O - - ring 8. O - - ring 9. 90 o hydraulic fitting 10.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 75 NOTE: The ports on th e lift contr ol m anifold are marked for easy identifica tion of components. E xample: S1 is the solenoid valve and P is the supply port (see Hydrau- lic Schematic to iden tify the function of th e hydraulic lines and cartridge valves at each port loca tion).
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 76 Lift Control Manifold Service 1. Lift manifold 2. Zero leak plug (5 used) 3. Orifice (0.028) (ports C4 and C6) 4. 90 o hydraulic fitting 5. Solenoid valve (port S2) 6. Solenoid valve (port S4) 7. Solenoid coil 8.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 77 NOTE: The ports on th e lift contr ol m anifold are marked for easy identifica tion of components. E xample: S1 is the solenoid valve and P is the supply port (see Hydrau- lic Schematic to iden tify the function of th e hydraulic lines and cartridge valves at each port loca tion).
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 78 Control Manifold Cartri dge V alve Service CAUTION Before continuing further , read and become fa- miliar with General Precautions for Removing and Installing Hydraulic System Components in this section.
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Greensmaster 3320/34 20 Hydraulic System Page 5 - - 80 Power Steering V alve 1. Steering wheel cap 2. Hex nut 3. Flat washer 4. Screw 5. Flange head screw (2 used) 6. Steer ing wh eel 7. Button head screw (6 used) 8. Tinnerman nut (6 used) 9. Flange head screw (4 used) 10.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 81 Removal (Fig. 53) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 82 Power Steering V alve Service 1. Plug 2. Plug 3. Spring 4. Relief valve 5. Dust seal 6. T port 7. Housing 8. R port 9. E port 10. Shaft seal 1 1. Thrust w asher 12. Beari ng 13. Cross pi n 14. Ring 15.
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Greensmaster 3320/34 20 Hydraulic System Page 5 - - 84 Steer ing Cylinde r 1. Steering cylinder 2. Frame 3. Rear steering fork 4. Jam nu t (4 used ) 5. Rear wheel spindle 6. Steering spindle 7. Rear wheel assembly 8. Retaining ring (2 used) 9. Ball joint (2 used) 10.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 85 5. Remove hose assemblies and O - - rings from hydrau- lic fittings at the cylinder . Allow hoses to drain into a suit- able container . 6. Put clean caps or plugs on disconne cted hoses and fittings to prevent contamination .
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 86 Steering Cylinder Service 1. Shaft 2. Collar 3. Head (ball jo int en d) 4. Dust seal 5. Shaf t seal 6. O - - ring and backup ring 7. Wear ring 8. Piston seal 9. Dowel pin 10. Piston 11 . O - - r i n g 12.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 87 Disassembly (Fig. 58) 1. Pump oil o ut of cylind er into a drain pan by slowly moving shaft in and out of cylinder bore. Plug ports and clean outside of cylinder . IMPORT ANT : T o prevent damage when cla mping cylinder barrel in a vise, clamp only on ball joint location.
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 88 Hydraulic Reservoir 1. T ank moun t plate 2. O - - ring 3. Hydraulic reservoir 4. T ank cover 5. Plug 6. O - - ring 7. Cap screw (4 used) 8. Neoprene washer (4 used) 9. Flat washer (4 used) 10. Overfl ow hos e 1 1.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 89 2. If machine is equipped wit h o ptional Turf Guardian TM Leak Detector System, remove leak detector tank and solenoid valve assembly (see Leak .
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 90 Leak Detector T ank (Machines Equipped with Optional T urf Guardian TM Le ak Detector System) 1. Fitting 2. Hydraulic reservoir 3. Hose clamp (2 used) 4. Overflow hose 5. 90 o hydraulic fitting 6.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 91 Removal (Fig. 60) 1. Park machine o n a level surface, set b rake, lower cutting units a nd stop engine .
Greensmaster 3320/34 20 Hydraulic System Page 5 - - 92 4. Connect overflow hose (item 4) to leak d etector tank barb and secure with hose clamp (item 3). 5. Apply antiseize lu bricant to the end threads of the four (4) cap screws (item 6) used to secure leak detector tank to hydr aulic reservo ir .
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Greensmaster 3320/34 20 Hydraulic System Page 5 - - 94 Leak Detector Solenoid V alve Assembly (Machines Equippe d with Optional T urf Guar - dian TM Leak Detector Syste m) 1. Fitting 2. Hydraulic reservoir 3. Hose clamp (2 used) 4. Overflow hose 5. 90 o hydraulic fitting 6.
Greensmaster 33 20/3420 Hydraulic System Page 5 - - 95 NOTE: The T urf Guardian TM Leak Detector System is optional on Greensmaster T riFlex Hybrid machines. Removal (Fig. 63) 1. Park machine o n a level surface, set b rake, lower cutting units a nd stop engine .
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Rev . A Greensmaster 3320/3420 Page 6 - 1 Electri cal Syste m Chapter 6 Electrical System T able of Contents GENERAL INFORMA TI ON 2 ................ ..... Operator ’s Manu al 2 .......................... T oro Electronic Controller (TEC) 2 ........
Greensmaster 3320/34 20 Page 6 - - 2 Electrical System General Information Operator ’ s Manual The Operator’s Manual provi des information reg arding the operation, general maintenance and maintenance intervals for yo ur Greens master mach ine. Refer to that publication for additiona l service information.
Greensmaster 33 20/3420 Page 6 - - 3 Electrical System Opening Electrical C ircuit to Cutting U nits CAUTION Before installing, removing or ser vicing the cut- ting units, separate the cutting unit power dis - connect. This will prevent unexpected cutting unit operation.
Greensmaster 3320/34 20 Page 6 - - 4 Electrical System Electrical System Operation Greensmaster TriFlex Hybrid machines use two (2) sep- arate electrical systems. Mo st machine f unctions oper- ate on a typical 12 volt DC system. The second system exists to oper ate the electric cutting reels and is a 48 vo lt DC electrical system.
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Greensmaster 3320/34 20 Page 6 - - 6 Electrical System T urf Guardian TM Leak Detector System Operation (Optional Kit) NOTE: The T urf Guard ian TM Leak Detector Syste m is optional on Greensmaster T riFlex Hybrid machines. Before Start -Up (Cold Oil) With ignition switch OFF , solenoid valve is open.
Greensmaster 33 20/3420 Page 6 - - 7 Electrical System Leak Alert! If hydraulic fluid leaks durin g operation, the fluid level in the main hydr aulic tank dr op s. This causes the oil level sensor float to lower , closing the alarm circuit. The alarm will sound and the console in dicator light will illuminate after a one (1) second time dela y .
Greensmaster 3320/34 20 Page 6 - - 8 Electrical System Special T ools Order special tools from your T oro Distributor . Some tools may also be available from a local supplier . Multimet er The meter can test electrica l components and circuits for current, resistance or v oltage.
Rev . A Greensmaster 3320/3420 Page 6 - 9 Electri cal Syste m Battery T ermin al Protector Aerosol spray that should be used on battery terminals, ring terminals and fork terminals t o reduce corrosion problems. Apply ter minal protector to the connection af- ter the battery cable, ring ter minal or fork termin al has been secured.
Greensmaster 3320/34 20 Page 6 - - 10 Electrical S ystem Generator Rotor T ool Set The generator rotor to ol set is require d to remove and install the rotor from the gene rator housing. T ool set in- cludes base plate, threaded shaft and handle (Fi g.
Greensmaster 33 20/3420 Page 6 - - 1 1 Electri cal System Cutting Reel Motor Rotor T ool Set The rotor tool set for the cutting reel mo tor is required to remove and install the rotor from the reel motor housing. T ool se t includes base plate , threaded shaft and handle (Fig.
Greensmaster 3320/34 20 Page 6 - - 12 Electrical S ystem InfoCenter Display (Serial Number Above 312000000) The InfoCenter Display used on TriFlex Hybrid Greensmowers with serial number above 312000000 is a LCD device that is located on the consol e.
Greensmaster 33 20/3420 P age 6 - - 13 Electr ical System Main Information Scr een The InfoCenter mai n information scre en (Fig. 17) is dis- played after the initial splash screen has been displayed for several seconds. During normal machine operation, the main informa tion screen provides machin e informa- tion for the operator .
Greensmaster 3320/34 20 Page 6 - - 14 Electrical S ystem Main Menu Screen The main menu screen can be accessed from the Info- Center main informatio n or splash screen by pressing and releasing th e menu/back button (left button) on the display . Once to the main menu screen (Fig.
Greensmaster 33 20/3420 P age 6 - - 15 Electr ical System Service Screen The service screen (Fi g. 20) cont ains machine o pera- tional information including hours and counts.
Greensmaster 3320/34 20 Page 6 - - 16 Electrical S ystem Diagnos tics Scr een The diagnostics scr een (Fig. 21 ) lists the vario us states of machine electrical com ponents. The diagnostics screen should be used to check operation of machi ne switches and controls.
Greensmaster 33 20/3420 P age 6 - - 17 Electr ical System About Screen The about screen (Fig. 22) identifies the machine model number , serial number and software revisions for th e TEC controller , InfoCenter , reel motor controllers and generator controller .
Greensmaster 3320/34 20 Page 6 - - 18 Electrical S ystem Settings Sc reen The settings scree n identifies the I nfoCenter lang uage and units (Engl ish or Metric). The settings screen also allows the operator to customize the backlight (b right- ness) and contrast settings for the Info Center display .
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Greensmaster 3320/34 20 Page 6 - - 20 Electrical S ystem T roubleshooting CAUTION Remove all jewelry , especially rings and watches, before doing any elec trical trouble- shooting or testing. Disconnect the battery cables un less the te st requi res battery vo ltage.
Greensmaster 33 20/3420 P age 6 - - 21 Electr ical System Retrieving Fault Codes All machine fault cod es are retained in the TEC control- ler memory . The th ree (3) mo st recent fault code s that have occurred within the last forty (40) hours of op era- tion can be retrieved usin g the diagnostic light.
Greensmaster 3320/34 20 Page 6 - - 22 Electrical S ystem Fault Codes The list below identifies the fault codes that are gen er- ated by the TEC controller to identify an electrical sys- tem malfunction (fault) that occurred during ma chine operation.
Greensmaster 33 20/3420 P age 6 - - 23 Electr ical System Fault Code (Lamp Flashes) Fault Description 4- -3 Optional hydraulic oil temperature sensor is faulty (GR3420) 4- -4 System voltage to genera .
Greensmaster 3320/34 20 Page 6 - - 24 Electrical S ystem Fault Code (Lamp Flashes) Fault Description 9- -7 System voltage to generato r is insuf fici ent (generator w ill be disabled) 9- -8 Logic syst.
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Greensmaster 3320/34 20 Page 6 - - 26 Electrical S ystem Hand Held Diagnostic Dis play Y our Greensmaster is equipped with a T oro Electronic Controller (TEC) which controls machine electrical func- tions. The controller monito rs various input swi tches (e.
Greensmaster 33 20/3420 P age 6 - - 27 Electr ical System 5. The “INPUTS DISPLA YED” LED, on lower right col- umn of the Hand Held Diagnost ic Display , should be illu- minated. If the green “OUTPUTS DISPLA YED” LED is illuminated, press the toggle button on t he Diagnostic Display to change to “INPUTS DISPLA YED” LED.
Greensmaster 3320/34 20 Page 6 - - 28 Electrical S ystem Hand Held Diagnostic Display TEC Controller Inputs Hand Held Di agnostic Display LED Operation JOYSTICK LOWER Joystick moved to lower (forward).
Greensmaster 33 20/3420 P age 6 - - 29 Electr ical System V erify Diagnostic Display Output Functions The Hand Held Diagnostic Display ha s the ability to de- tect which output solenoids o r relays are turned on by the TEC contr oller . T his is a qu ick way to deter mine if a machine malfunction is el ectrical or hydraulic.
Greensmaster 3320/34 20 Page 6 - - 30 Electrical S ystem Hand Held Diagnostic Display Outputs Hand Held Diagnostic Display LED Operation ST ART TEC output exists to energize starte r solenoid (Greensm.
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Greensmaster 3320/34 20 Page 6 - - 32 Electrical S ystem Starting Pr oblems NOTE: Check Diagnostic Light (serial number belo w 312000000) or I nfoCenter display ( serial number above 312000000) for possible ope rator advisories or faults whenever diagnosing mach ine electrical problems.
Greensmaster 33 20/3420 P age 6 - - 33 Electr ical System Starting Problems (c ontinued) Problem Possible Causes Engine cranks, but do es not start. The fuel tan k is empty .
Greensmaster 3320/34 20 Page 6 - - 34 Electrical S ystem General Run a nd T ransport Problem s NOTE: Check Diagnostic Light (serial number belo w 312000000) or I nfoCenter display ( serial number above 312000000) for possible ope rator advisories or faults whenever diagnosing mach ine electrical problems.
Greensmaster 33 20/3420 P age 6 - - 35 Electr ical System Cutting Unit Operat ing Prob lems NOTE: Check Diagnostic Light (seria l number below 312000000) or InfoCenter display (serial number above 312000000) for possibl e operator advisories or faults whenever diagnosing mach ine electrical problems.
Greensmaster 3320/34 20 Page 6 - - 36 Electrical S ystem Cutting Unit Operating Problems (Continued) Problem Possible Causes None of the cutting units run wh en lowered with the functional control lever in the MOW posi tion. NOTE: Make sure to check for ma chine electrical fault to assist with troubleshooting.
Greensmaster 33 20/3420 P age 6 - - 37 Electr ical System Electrical System Quick Checks 12 V olt Battery T est Use a multimeter to measure the voltage between th e battery terminals. Set the multimeter to th e DC volts setting. T he battery should be at a tempera ture of 60 o to 100 o F( 1 6 o to 37 o C).
Greensmaster 3320/34 20 Page 6 - - 38 Electrical S ystem Adjustments Parking Brake Switch The parking brake switch is a normally open proximity switch that mounts to the frame bracket used to attach the parking brake lever assembly (Fig. 30). The sensing plate for the bra ke switch is a tab on t he parking br ake lever assembly .
Greensmaster 33 20/3420 P age 6 - - 39 Electr ical System Neutral and Mow Switche s The neutral and mow switches are normal ly open prox- imity switches that mount to the console assembly (Fig. 32). The sensing plate for these switches is a tab on the functional control lever .
Greensmaster 3320/34 20 Page 6 - - 40 Electrical S ystem Component T esting For accurate resistance and/or continuity checks, elec - trically disconne ct the component being t ested from the circuit (e.g. unplug the ignition switch connector b efore doing a continuity c heck).
Greensmaster 33 20/3420 P age 6 - - 41 Electr ical System Ignition Switch (S erial Number Above 312 000000) The ignition (key) switch is located on the control panel and has three (3) positions: ST OP , RUN and ST ART (Fig. 37). T he T oro Electronic Controller (TEC) m onitors the operation of the i gnition swit ch.
Greensmaster 3320/34 20 Page 6 - - 42 Electrical S ystem Engine Oil Pres sure Indicator Light (Greensm aster 3320 with Ser ial Number B elow 312000000) The engine oil pressure indicator light on Green.
Greensmaster 33 20/3420 P age 6 - - 43 Electr ical System Indicator Light s (Greensmaster 3420 with Serial Number Belo w 312000000) Charge Indicator Light The charg e indicator light sho uld come on wh en the igni - tion switch is in the RUN position with the engine not run- ning.
Greensmaster 3320/34 20 Page 6 - - 44 Electrical S ystem Fuse Block (Greensmaster 3320) The fuse block on Greensmaster 3320 machines is at- tached to the frame under the o perator seat (Fig. 42). Fuse Identification and Function U s eF i g u r e4 3t oi d e n t i f ye a c hi n d i v i d u a lf u s ea n di t sc o r - rect amperage.
Greensmaster 33 20/3420 P age 6 - - 45 Electr ical System Fuse Block (Greensmaster 3420 wit h Serial Num ber Below 312000000) The fuse block on Greensmaster 3 420 machines is at- tached to the frame un der the operato r seat (Fig. 44). In addition to the fuse s in the fuse block, a 50 amp maxi - - fuse is included in th e wire harness.
Greensmaster 3320/34 20 Page 6 - - 46 Electrical S ystem Fuse Block (Greensmaster 3420 with Seri al Number Above 312000000) The fuse block on Greensmaster 3420 machines is at- tached to the frame under the o perator seat (Fig. 46). In addition to the fuses in the fuse block, a 50 amp maxi - - fuse is included in the wire harness.
Rev . A Greensmaster 3320/3420 Page 6 - 47 Electric al System Electric Reel Drive System (48 V olt DC) Fuses Several fuses are used in the electric reel drive system for circuit protec tion. These fuses plug into f use holders and are locat ed under the side cover next to t he operator seat.
Greensmaster 3320/34 20 Page 6 - - 48 Electrical S ystem Fusible Links The electrical system on Greensmaster T riFlex Hybrid machines include a har ness with three (3) fusible l inks for machine circuit protection. This fusible lin k harness connects the machine wire harness to the positive (+) battery terminal.
Greensmaster 33 20/3420 Page 6 - - 49 Electri cal System Hour Meter 1. Park machi ne on a level surface, l ower cutting units, engage parking brake and stop engin e.
Greensmaster 3320/34 20 Page 6 - - 50 Electrical S ystem Seat Switch The seat switch is normally ope n and closes when the operator is on the seat. If the Functional Control Lever is moved out of neutral (neutral switch opens) and the operato r raises o ut of the sea t, the engi ne will stop.
Greensmaster 33 20/3420 Page 6 - - 51 Electri cal System Neutral and Mow Switche s The neutral and mow switches are normal ly open prox- imity switches that mount to the console assembly (Fig. 57). The sensing plate for these switches is a tab on the functional control lever .
Greensmaster 3320/34 20 Page 6 - - 52 Electrical S ystem Parking Brake Switch The parking brake switch is a normally open proximity switch that mounts to the frame bracket used to attach the parking brake lever assembly (Fig. 58). The sensing plate for the bra ke switch is a tab on t he parking br ake lever assembly .
Greensmaster 33 20/3420 Page 6 - - 53 Electri cal System Joystick Raise and Lower Switches The joystick r aise and lower switches are located on the joystick assembly that is attached to the control console. T h er e a rs w i t c hi su s e dt o l o w e rt h ec u t t i n gu n i t sa n dt h e front switch to raise th em (Fig.
Greensmaster 3320/34 20 Page 6 - - 54 Electrical S ystem Backlap Swit ch The backlap switch on Greensmaster T riFlex Hybrid machines is used to con trol cutting reel backlap opera- tion.
Greensmaster 33 20/3420 Page 6 - - 55 Electri cal System Electric Reel Contactor Greensm aster T riFlex Hybrid m achines use the electr ic reel contactor to connect the generator , reel motors and the 48 volt batt ery pack. The c ontactor is en ergized by the generator controller .
Greensmaster 3320/34 20 Page 6 - - 56 Electrical S ystem Reel Speed Poten tiometer (Serial Number Below 312000000) The reel sp eed potentiometer on Gr eensmaster T riFlex Hybrid machines with seria l number below 3120 00000 controls the cutting reel speed.
Greensmaster 33 20/3420 Page 6 - - 57 Electri cal System T oro Electronic Controller (TEC) Greensm aster TriFlex Hybrid machin es use a T oro Elec- tronic Controller (TEC) to mo nitor the cond ition of vari- ous switches (inputs) and the n direct electrical power output to allow certain machine functions.
Greensmaster 3320/34 20 Page 6 - - 58 Electrical S ystem Hydraulic Solenoid V alve Coils The Greensmaster hydraulic control manifolds use sev- eral hydraulic solenoid val ve coils for system control. The lift manifold includes four (4) sole noid valves.
Greensmaster 33 20/3420 Page 6 - - 59 Electri cal System NOTE: Solenoid coil resistance shou ld be measured with solenoid at approximately 68 o F( 2 0 o C).
Greensmaster 3320/34 20 Page 6 - - 60 Electrical S ystem Main Power , Electric Cutting Reels Enable, Charge Circuit (Greensmaster 3320), Glow (Greensmaster 3420) and Fan (Greensmaster 3420) Relays The Greensmaster T riFlex Hy brid electrical system in- cludes several identi cal, four (4) terminal relays for cur- rent control.
Greensmaster 33 20/3420 Page 6 - - 61 Electri cal System 3. Measure coil resistance bet ween terminals 85 and 86 with a multimeter (ohms setti ng) (Fig. 76). Resist- ance should be approximately 72 ohms . 4. Connect multimeter ( ohms setting) leads to relay ter- minals 30 and 87.
Greensmaster 3320/34 20 Page 6 - - 62 Electrical S ystem Kill (Greensmaster 3320) and Start (Greensmaster 3420) Relays The Greensmaster T riFlex Hy brid electrical system in- cludes a five (5) terminal relay for current control. The kill relay is used only on Greensmaster 3320 machines.
Rev . A Greensmaster 3320/3420 Page 6 - 63 Electrical System CAN - bus T ermination Resistors System communication be tween electrical components on Greensmaster Hybrid T riFlex mach ines is accom- plished on two (2) CAN- bus communication systems.
Greensmaster 3320 /3420 Page 6 - 64 Electrical System Electric Reel Circuit Protection Diode The Greensmaster T riFlex Hybrid electric reel circuit in- cludes a diode that is used for circu it protectio n from voltage spikes when the e lectric reel co ntactor is de - en- ergized.
Rev . A Greensmaster 3320/3420 Page 6 - 65 Electrical System Location ID Module T h el o c a t i o nI Dm o d u l ee x i s t si nt h ee l e c t r i cc u t t i n gr e e l s circuit to identify the loca tion of the three (3) cutting reel motors.
Rev . A Greensmaster 3320/3 420 Page 6 - 66 Electrical System Cutting Reel Motors The three (3) cutting ree l motors are identical 48 VDC, brushless, per manent mag net motors.
Greensmaster 3320/3420 Page 6 - 67 Electrical System Starter Solenoid (Greensmaster 3320) The starter solenoid use d on Greensmaster 332 0 ma- chines allows current flow fr om the battery to the engine starter motor when energized. This soleno id is ener- gized by the TEC controller whe n the ignition switch is in the ST ART position.
Greensmaster 3320 /3420 Page 6 - 68 Electrical System Fuel Pump (Greensmaster 3420) The fuel pum p on Greensm aster 34 20 machines is se - cured to the radiat or assembly with an r - clam p (Fig. 89). The T oro Electronic Con troller (TE C) energizes th e fuel pump when the ignition switch is in either the RUN or ST ART position.
Greensmaster 3320/3420 Page 6 - 69 Electrical System Fuel Solenoid (Greensmaste r 3420) The fuel solenoid used on Greensmaster 3420 ma- chines must b e energized for th e diesel engine to run . The fuel solenoid is mounted to the injection pu mp on the engine (F ig.
Rev . A Greensmaster 3320/3 420 Page 6 - 70 Electrical System T emperature Sender (Greensmaster 3420) The temperature sender is locate d near the alternator on the water flan ge attached to the eng ine cylinder head (Fig. 91). The resistance of the temperatur e sender reduces a s the engine coolant temperature increases.
Greensmaster 3320/3420 Page 6 - 71 Electrical System Diode Assembly (Greensmaster 3420) The Greensmaster 3420 wire harness cont ains a diode that is used for circui t protection from voltage spikes when the engine starter solen oid is de - energized.
Greensmaster 3320 /3420 Page 6 - 72 Electrical System Tu r f G u a r d i a n TM Leak Detector Oil Level S ensor (If Equipped) NOTE: The T urf Guard ian TM Leak Detector Syste m is optional on Greensmaster T riFlex Hybrid machines. The leak dete ctor oil lev el s ensor closely monitors t he hydraulic fluid leve l in the main hydraulic reservoir .
Greensmaster 3320/3420 Page 6 - 73 Electrical System Tu r f G u a r d i a n TM Leak Detector Alarm (If Equ ipped) NOTE: The T urf Guardian TM Leak Detector System is optional on Greensmaster T riFlex Hybrid machines.
Greensmaster 3320/34 20 Page 6 - - 74 Electrical S ystem Service and Repairs V erify Interlock System Operation CAUTION The interlock switches are for the operator ’ s protection; do not disconnect them. Check the operation of the switches daily to assure the in- terlock system is operating.
Greensmaster 33 20/3420 Page 6 - - 75 Electri cal System 12 V olt Battery Care 1. Battery electr olyte level must be properly main- tained. The t op of the batte ry must be kept clean.
Greensmaster 3320/34 20 Page 6 - - 76 Electrical S ystem 12 V olt Battery Service The battery is the heart of th e electrical system. With regular and proper service, battery life can be extended. Additiona lly , battery and electrical component failure can be prevented.
Greensmaster 33 20/3420 Page 6 - - 77 Electri cal System Battery Inspection and Ma intenance 1. Perform following in spections and maintenance: A. Check for cracks caused by overly tight or loose hold - - down retainer . Replace battery if cracked or leaking.
Greensmaster 3320/34 20 Page 6 - - 78 Electrical S ystem Battery T esting 1. Conduct a hydrom eter test of the b attery elect rolyte. IMPORT ANT : Make sure the area around the cells is clean before opening the batter y caps. A. Measure the specific gravity of each cell with a hydrometer .
Greensmaster 33 20/3420 Page 6 - - 79 Electri cal System Battery Charging T o minimize possible damage to the batter y and allow the battery to be fully charged, the slow ch arging meth- od is presented here. This charging me thod can be ac- complishe d with a constan t current battery charger which is available in most shop s.
Greensmaster 3320/34 20 Page 6 - - 80 Electrical S ystem Electric Reel Drive System (48 V olt DC) Battery Pack Service 1. Flange nut (8 used) 2. Battery jumper wire (3 u sed) 3. Foam strip (2 used) 4. Battery clamp 5. Flange head screw (8 used) 6. Flange nut (3 used) 7.
Greensmaster 33 20/3420 Page 6 - - 81 Electri cal System The batteries used in the T riFlex electric reel drive sys- tem are valve regulated, sealed lead acid batteries. The batteries are maintenance free w ith no provision for checking or adjusting electro lyte level.
Greensmaster 3320/34 20 Page 6 - - 82 Electrical S ystem Battery Pack Service Clean the battery p ack with clean water and a towe l. Do not use solvents or chemicals to clean the battery pack. When testing batteries in your Greensmaster , it is impor- tant to test all four ( 4) individual batteries.
Greensmaster 33 20/3420 Page 6 - - 83 Electri cal System This page is intent ionally blank. Electrical System.
Greensmaster 3320/34 20 Page 6 - - 84 Electrical S ystem Generator Drive Belt (Greensmaster 3320) Removal (Fig. 100) 1. Park machin e on a level surface, lower cutting units, stop engine, apply parking brake and remove key from ignition switch .
Greensmaster 33 20/3420 Page 6 - - 85 Electri cal System 6. Remove generator belt from pulleys an d machine. 7. Inspect generator belt and replace belt if wo rn or damaged. Installation (Fig. 100) 1. Position generator belt to engine, generator and idler pulleys.
Greensmaster 3320/34 20 Page 6 - - 86 Electrical S ystem Generator Drive Belt (Greensmaster 3420) Removal (Fig. 103) 1. Park machin e on a level surface, lower cutting units, stop engine, apply parking brake and remove key from ignition switch .
Greensmaster 33 20/3420 Page 6 - - 87 Electri cal System Installation (Fig. 103) 1. Position genera tor belt to engine a nd generator pul- leys. 2. Secure pump assem bly to bell housing (Fig. 10 4): A. Carefully insert coupli ng on pump shaft into cou- p l i n ga t t a c h e dt oe n g i n ea n ds l i d ep u m pa s s e m b l yt o bell housing.
Greensmaster 3320/34 20 Page 6 - - 88 Electrical S ystem Generator Assembly (Greensmaster 3320) 1. Square key (2 used) 2. Square head screw (4 used) 3. Engine pulley 4. Pump coupling 5. Screw (4 used) 6. Generator belt 7. Grease fitting 8. Retaining ring 9.
Greensmaster 33 20/3420 Page 6 - - 89 Electri cal System Removal (Fig. 105) 1. Park machi ne on a level surface, l ower cutting units, stop engine, apply pa rking brake and remove key from ignition switch.
Greensmaster 3320/34 20 Page 6 - - 90 Electrical S ystem Generator Assembly (Greensmaster 3420) 1. Generator asse mbly 2. Square key 3. Generator pulley 4. Square head screw (2 used) 5. Gene rator plate 6. Flange head screw (5 used) 7. W asher (2 used) 8.
Greensmaster 33 20/3420 Page 6 - - 91 Electri cal System 2. Disconnect the cutting un its from t he electr ical power supply by separating th e cutting unit power disconnect couplers (see Openin g Electrical Circuit to Cutting Units in the General Infor mation section of this cha pter).
Greensmaster 3320/34 20 Page 6 - - 92 Electrical S ystem Generator Assembly Service 1. Generator asse mbly 2. Plug (2 used) 3. Flocked seal 4. W ave washer 5. Retaining ring 6. Cap screw (2 used) 7. Flat washer (2 used) 8. W asher head screw (6 used) 9.
Greensmaster 33 20/3420 Page 6 - - 93 Electri cal System 6. Remove cap screws (item 6), flat washers (item 7) and flange nuts ( item 10) that secure controller to gener- ator assembly . Lift controller from generator . Remove and discard O - -ring (item 24).
Greensmaster 3320/34 20 Page 6 - - 94 Electrical S ystem Assembly (Fig. 107) 1. Make sure that all genera tor compon ents are cleaned befor e assembly . 2. Install internal generator assembly components (Fig. 108): A. If bearin gs were remove d from r otor assembly , install new bear ings onto r otor shaft.
Greensmaster 33 20/3420 Page 6 - - 95 Electri cal System This page is intent ionally blank. Electrical System.
Greensmaster 3320/34 20 Page 6 - - 96 Electrical S ystem Cutting Reel Motor 1. O - - ring 2. Retaining ring (2 used) 3. Cutting reel motor 4. Motor mount 5.
Greensmaster 33 20/3420 Page 6 - - 97 Electri cal System 4. Locate and unplug two (2) electrical connectors from motor cable to machine wire harne ss. 5. Route motor cable out of wire form on cutting unit suspension. 6. Remove cutting ree l motor from the cutting unit: A.
Greensmaster 3320/34 20 Page 6 - - 98 Electrical S ystem Cutting Reel Motor Service 1. T orx head screw (12 used) 2. Motor cover 3. O - - ring 4. W ave washer (2 used) 5. Bearing (2 used) 6. Rotor 7. Bear ing (2 used) 8. O - - ring ( 2 used) 9. Housing/controller/cable a ssembly 10.
Greensmaster 33 20/3420 Page 6 - - 99 Electri cal System 7. Remove motor cover and wave washer ( item 4) from rotor assembly . Remove and discard O - -r ings (items 14 and 3) from cover .
Greensmaster 3320/34 20 Page 6 - - 100 Electrical S ystem This page is intentionally blank..
Greensmaster 33 20/3420 Page 7 - - 1 Chassis Chapter 7 Chassis T able of Contents SPECIFICA TIONS 2 ......... ................... GENERAL INFORMA T ION 3 ......... ............ Operator ’s Manu als 3 ......................... Opening Electrical Circuit to Cutting Units 3 .
Greensmaster 3320/34 20 Page 7 - - 2 Chassi s Specifications Item Description F r o n tt i r ep r e s s u r e( 1 9x1 0 . 5 0x8 )( 4p l y ) 1 2t o1 6P S I( 8 3t o1 1 0k P a ) Rear tire pressure (19 x 10.
Greensmaster 33 20/3420 Page 7 - - 3 Chassis General Information Operator ’ s Manuals The T raction Unit and Cutting Unit Operator ’s Manuals provid e informa tion regar ding the oper ation, gene ral maintenance procedures and maintenance intervals for your Greensmaster T riFlex Hybrid machine.
Greensmaster 3320/34 20 Page 7 - - 4 Chassi s Special T ools Wheel Hub Puller The wheel hub puller a llows safe remova l of the whee l hub from the shaft of the h ydraulic wheel mot ors used on Greensmaster T riFlex Hybrid machines.
Greensmaster 33 20/3420 Page 7 - - 5 Chassis Adjustments Parking Brake Adjustment 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine.
Greensmaster 3320/34 20 Page 7 - - 6 Chassi s Service and Repairs Wheels 1. Front wheel 2. Lug nut (4 used per wheel) 3. Rear wheel Figure 6 FRONT RIGHT 65 to 85 ft - - l b (89 to 1 15 N - - m) 2 3 1 .
Greensmaster 33 20/3420 Page 7 - - 7 Chassis Removal (Fig. 6) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. 2. Chock wheels to prevent machin e from shifting.
Greensmaster 3320/34 20 Page 7 - - 8 Chassi s Brake Ser vice Figure 7 250 to 400 ft - - lb (339 to 542 N - - m) 65 to 85 ft - - l b (89 to 1 15 N - - m) 7 10 5 11 1 9 6 8 2 4 3 12 13 14 15 16 17 1. Wheel as sembl y 2. Wheel h ub 3. Bra ke drum 4. Wheel stud (4 per wheel) 5.
Greensmaster 33 20/3420 Page 7 - - 9 Chassis NOTE: If desired, the complete brake assembly can be removed from the machine for disassembly (see step 1 1 below). 9. Remove shoe springs from brake shoes (Fig. 9). 10. Remove shoe hold down cups and springs.
Greensmaster 3320/34 20 Page 7 - - 10 Chassis Brake Cables 1. Handle grip 2. Brake lever assembly 3. LH cover 4. Shoulder screw (2 used) 5. Brake assembly (LH shown) 6. Rubber bumper 7. Clevis pin (2 used) 8. Exte nsion spri ng 9. Screw 10. Pin 1 1. Equalizer bracket 12.
Greensmaster 33 20/3420 Page 7 - - 1 1 Chassis Brake Cable Removal (Fig. 10) 1. Park machine on a level surface, lower cutting deck (or implement), stop eng ine and remove key from th e ignition switch. Make sur e that parking br ake is not ap- plied.
Greensmaster 3320/34 20 Page 7 - - 12 Chassis Rear Wheel Spindle Assembly 1. Lug nut (4 used) 2. Wheel spindle 3. Seal 4. Bearing cone (2 used) 5. Wheel hub 6. Bearing cup (2 used) 7. Wheel stud (4 use d) 8. T ab washer 9. Jam nu t 10. Retainer 1 1. Dust cap 12.
Greensmaster 33 20/3420 Page 7 - - 13 Cha ssis Disassembly (Fig. 1 1) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. 2. Chock front wheels to prevent machine from shifting.
Greensmaster 3320/34 20 Page 7 - - 14 Chassis Rear Steering Fork Figure 12 FRONT RIGHT 60 to 80 ft - - l b (82 to 108 N - - m) 16 16 5 15 2 3 6 8 4 10 11 12 1 7 13 14 4 9 17 18 19 20 21 24 25 26 28 29 22 23 26 27 1. Lug nut (4 used) 2. Wheel sp indl e 3.
Greensmaster 33 20/3420 Page 7 - - 15 Cha ssis 4. Loosen, but do not remove, rea r wheel lug nuts. 5. Jack up rear of machine and support machine with jack stands (see Jacking Instructions in Chapter 1 - - Safety). 6. Remove rear wheel asse mbly (see Whee l Removal in this section).
Greensmaster 3320/34 20 Page 7 - - 16 Chassis Control Console Figure 13 FRONT RIGHT 1. Cons ole 2. Cons ole co ver 3. Hour me ter 4. Arm r est 5. Knob 6. Lever boot 7. Joys tick ro d 8. Jam nu t 9. W asher head screw (2 per control) 10. Joystick assembly 1 1.
Greensmaster 33 20/3420 Page 7 - - 17 Cha ssis Disassembly (Fig. 13) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. 2. Remove screws (item 12) that se cure console cover (item 2) to console.
Greensmaster 3320/34 20 Page 7 - - 18 Chassis T ank Mount Plate Assem bly 1. T ank mount p late assembly (GR3320) 2. Suction hose (to gear pump) 3. Flange head screw (2 used) 4. Flat washer (2 used) 5. Flange head screw (2 used) 6. Frame 7. T ank mount plate assembly (GR3420) 8.
Greensmaster 33 20/3420 Page 7 - - 19 Cha ssis Raise T ank Mount Plate Assembly (Fig. 16) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine. Re- move key from the ignition switch. 2. Locate and remove four (4) screws that secure tank mount plate to frame.
Greensmaster 3320/34 20 Page 7 - - 20 Chassis Cutting Unit Suspension Crossarm Assembly 1. Crossarm 2. Flange bushing (4 used) 3. Link (4 used) 4. Lock nut (4 used) 5. LH crossarm mount 6. RH crossarm mount 7. Pivot pin (2 used ) 8. Leve r (2 used ) 9.
Greensmaster 33 20/3420 Page 7 - - 21 Cha ssis Disassembly (Fig. 18) 1. Park machine on a level surface, engage the parking brake, lower the cutting un its and stop th e engine.
Greensmaster 3320/34 20 Page 7 - - 22 Chassis Cutting Unit Suspension Assembly 1. Suspension assembly (3 used) 2. Flange screw (3 per suspension) 3. Basket 4. Clevis pin (3 used) 5. Cotter pin (3 used) 6. W asher (3 used) 7. LH spring retainer (3 used) 8.
Greensmaster 33 20/3420 Page 7 - - 23 Cha ssis 2. Disconnect the cutting un its from t he electr ical power supply by separating th e cutting unit power disconnect couplers (see Openin g Electrical Circuit to Cutting Units in the General Infor mation section of this cha pter).
Greensmaster 3320/34 20 Page 7 - - 24 Chassis Cutting Unit Suspension Service 1. Pivot mount 2. Lower A - - arm 3. Ball joint (6 used) 4. Retaining ring (6 used) 5. Striker plate 6. Pop rivet (2 used) 7. Steering stop 8. Flange head screw (5 used) 9. Clamp (6 used) 10.
Greensmaster 33 20/3420 Page 7 - - 25 Cha ssis Disassembly (Fig. 20) 1. If cutting unit suspe nsion is attach ed to machine : A. Park machine on a level surface, eng age the parking brake, lo wer the cutting units and s top the engine. Remove key from the ignition switch.
Greensmaster 3320/34 20 Page 7 - - 26 Chassis C. If lift plat e (item 12 ) was rem oved from A - - arm , se- cure lift plate with two (2) flange head screws (item 13). T orque screws fr om 67 to 83 ft - - lb (91 to 1 12 N- -m ) . CAUTION Be careful when a ssembling t he suspens ion counterbalance system .
Greensmaster 33 20/3420 Page 7 - - 27 Cha ssis This page is intent ionally blank. Chassis.
Greensmaster 3320/34 20 Page 7 - - 28 Chassis Frame Assembly Figure 24 FRONT RIGHT 55 to 60 ft - - l b (75 to 81 N - - m) 1. ROPS assembly 2. Cap s crew (4 used) 3. RH side casting 4. Lock nut (4 used) 5. Flange head screw (8 used) 6. LH side casting 7.
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 1 Chapter 8 DP A Cutting Units T able of Contents SPECIFICA TIONS 2 ......... ................... GENERAL INFORMA T ION 3 ......... ............ Cutting Unit Operator ’s Manual 3 ............... Supporting Cutting Unit when Se rvicing 3 .
Greensmaster 3320/34 20 DP A Cutting Units Pa ge 8 - - 2 Specifications Figure 1 Frame Constr uction: Precision machined die cast alu- minum cross member with two ( 2) bolt - - on cast alumi- num side plates. Reel Construction: Reels are 21 inches (53.
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 3 General Information Cutting Unit Operator ’s Manual The Cutti ng Unit Oper ator ’s Manual provide s informa- tion regarding th e operation, gen eral maintenan ce and maintenance intervals for th e DP A cutting units on your Greensmaster T riFlex Hybrid machine.
Greensmaster 3320/34 20 DP A Cutting Units Pa ge 8 - - 4 Special T ools Special tool s for servicing T oro Commercial Products are available from your T oro Distributor . Some of these tools may have been supplied with your mach ine or are available as T oro parts.
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 5 Roller Bearing Ins talla tion T ools W ashers and spacer used to install bearings and seals into front and rear rollers (Fig.
Greensmaster 3320/34 20 DP A Cutting Units Pa ge 8 - - 6 Factors That Can Affect Cutting Performance There are a number of factors that can contribute to un- satisfactory quality of cut, some of which may be turf conditions.
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 7 Factor Possible Problem/Correction Reel and bedknife sharp ness A reel and /or bedknife that ha s rounded cuttin g edges or “rifling” (grooved or wa vy appearance) cannot be corrected by tightening the bedknife t o reel contact.
Greensmaster 3320/34 20 DP A Cutting Units Pa ge 8 - - 8 Factor Possible Problem /Correction Roller condition and roller type Make sure rollers rotate freely . Repair roller beari ngs as necessary . See Roller Service in th e Service and Repairs secti on of this chapter .
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 9 This page is intent ionally blank. DP A Cutting Units.
Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 10 Set Up and Adjustments Characteristics CAUTION Never install or work on the cutting units or cut- ting unit suspension with t he engine runn ing.
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 1 1 Leveling Rear R oller The precision machined components of the cutting unit frame keep the rear roller and cutting reel in ali gnment (para llel).
Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 12 Service and Repairs Backlappi ng DANGER TO A VOID PERSONAL INJURY OR DEA TH: D Never place hands or feet in the reel area while the engine is running. D When backlapping, run engine at idle speed only .
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 13 8. T o make an adjustment to the cutting units while backlapping, disengag e the PTO with the joystick and turn the engine OFF . W ait for all machine move ment to stop. After cutting unit adjustment s have been com- pleted, repeat steps 5 through 8 .
Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 14 Bedbar Assembly 1. Bedbar 2. Bedknife 3. Screw (13 used) 4. Bedbar a djuster screw (2 used) 5. Bedbar a djuster shaft (2 used) 6. Cap s crew (2 used) 7. Det ent (2 u sed) 8. W ave washer (2 used) 9.
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 15 CAUTION Contact wit h the reel , bedkn ife or oth er cuttin g unit parts can resu lt in person al injury . Use heavy gloves when handling the bedbar . 7. Remove bedbar a ssembly from cutting unit.
Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 16 Bedbar Adjus ter Service Figure 17 1. Bedbar a ssembly 2. Compression spring 3. Lock nut 4. Bedbar a djuster shaft 5. Flange bushing 6. Cap s crew 7. Detent 8. Wave washer 9. Retaining r ing 10.
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 17 Removal (Fig. 17) 1. Remove lock nut (item 3), compression spring (item 2) and washer (item 1 1) from bedbar adjuster screw . 2. Remove bedbar (see Be dbar Removal in this sec- tion). NOTE: Bedbar adjuster shaf t (item 4) has left - - hand threads.
Rev . A Greensmaster 3320/3 420 DP A Cutting Units Page 8 - 18 Bedknife Replacem ent and Grinding 1. Screw (13 used) 2. Bedbar 3. Bedknife Figure 18 v 200 to 250 in - lb ( 2 3t o2 8N - m ) Lightly Oil Bedbar Surface 2 Antiseize Lubrica nt 1 3 Bedknife Removal (Fig.
Rev . A Greensmaster 3320/3420 DP A Cutting Units Page 8 - 19 Bedknife Grinding Since there can be variations in the mounting surface of the bed bar , a new bedknife will no t be perf ectly f lat after it is installed to the bedbar . Because of this, it is nece s- sary to grind a new bedknife after i nstalling it to the bed- bar .
Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 20 Cutting Reel Assembly Removal and Installation 1. Crossmember 2. LH side plate 3. Washer head screw (2 used) 4. Should er bolt (2 used per side plate) 5. Flange nut (2 used per side plate) 6. Cut ting reel assembly 7.
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 21 Cutting Ree l Assembly Remov al (Fig. 22) CAUTION Contact wit h the reel , bedkn ife or oth er cuttin g unit parts can resu lt in person al injury . Use heavy gloves when removing the cutting ree l.
Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 22 6. Install shoulder bolts (item 4) and flange nut s (item 5) to secure the LH side pla tes to the crossmember . T or que the should er bolts from 210 to 240 in - - lb (24 to 27 N - - m) . 7. Position crosslink to p itch arms and secur e with washer head scre ws (item 3).
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 23 This page is intent ionally blank. DP A Cutting Units.
Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 24 Cutting Reel Assembly Service 1. Cut ting reel 2. Flocked seal ( 2 used) 3. Bear ing (2 used) 4.
Rev . A Greensmaster 3320/3420 DP A Cutting Units Page 8 - 25 Disassembly of Cutting Reel (Fig. 24) 1. Remove bearin g lock screw (item 5) and reel nut (item 6) from cutting reel. Reel nut has LH threads and is in end of reel shaft identified with a groove that is just inside of reel spider (Fig.
Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 26 Prepari ng Reel for Grinding NOTE: Before grinding a cutting reel, make sure that all cutting unit compo nents are in good con dition. Depend- ing on type of gr inder used , faulty cutt ing unit compo - nents can affect grinding r esults.
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 27 Reel Motor Adapter Removal 1. Position machine on a clean and level surface, lower cutting units, stop engine, engage parking brake and re- move key from the ignition switch.
Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 28 Front Roller Removal (Fig. 29) 1. Position mach ine on a clean and leve l surface, lower cutting units, stop engine, engage parking brake and re- move key from the ignition switch. 2. Remove the c utting unit from the machine and pla ce on a level wor king surface.
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 29 Rear Roller Removal (Fig. 31) 1. Position machine on a clean and level surface, lower cutting units, stop engine, engage parking brake and re- move key from the ignition switch. 2. Remove the cutting unit from the machine and place o nal e v e lw o r k i n gs u r f a c e .
Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 30 Roller Service 1. Wiehle ro ller 2. Smo oth roller 3. R oller shaft 4. B all bearing 5. Seal 6. V - - ring 7. B earing lock nut Figure 32 7 6 5 4 2 1 3 4 5 6 7 25 to 30 ft - - l b (34 to 41 N - - m) 25 to 30 ft - - lb ( 3 4t o4 1N - - m ) Disassembly 1.
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 31 NOTE: Special tool T OR4105 (see Special T ools) can be used instead of washers and spacer when installing bearings and seals in ro ller . 2. Position a new bearing, black assembly washer (see Special T ools) and original lock nut onto each end of the roller shaft (Fig.
Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 32 Rear Roller Brush (Optional) 1. Cover 2. Drive b elt 3. Drive p ulley 4. Pulley driver 5. Cap screw 6. Idler p ulley assembly 7. Cover plate 8. Flange nut (5 used) 9. Drive p late 10. Driven pulley 1 1.
Greensmaster 33 20/3420 DP A Cutting Units Page 8 - - 33 Disassembly (Fig. 38) 1. Position machine on a clean and level surface, lower cutting units, stop engine, engage parking brake and re- move key from the ignition switch. 2. T o remove roller brush from brush shaft: A.
Greensmaster 3320/34 20 DP A Cutting Units Page 8 - - 34 IMPORT ANT : The brush drive belt may fail prema- turely if the pulleys are not prope rly aligned. 4. Check alignme nt of pulleys with a straight edge placed along the outer face of the pulleys (Fig.
Greensmaster 33 20/3420 Groomer Page 9 - - 1 Chapter 9 Groomer T able of Contents SPECIFICA TIONS 2 ......... ................... GENERAL INFORMA T ION 3 ......... ............ Installation Instructions 3 ...................... Opening Electrical Circuit to Cutting Units 3 .
Greensmaster 3320/34 20 Groomer Page 9 - - 2 Specifications MOUNTING: The groomer is mounted to the DP A cut- ting unit side plates. GROOMING REEL CONSTRUCTION: 2.
Greensmaster 33 20/3420 Groomer Page 9 - - 3 General Information Installation Instructions The installation instruction s for the groomer provide i n- formation regarding the operation, general main te- nance procedures and mainte nance intervals for the groomer assembly on your Greensmaster T riFlex Hy- brid machine.
Greensmaster 3320/34 20 Groomer Page 9 - - 4 T roubleshooting Factors Affecting Grooming There are a number of facto rs that can af fect the perfor- mance of grooming. These f actors vary for dif ferent golf courses and from green to green. It is important to in- spect the turf frequentl y and vary the grooming practice with turf needs.
Greensmaster 33 20/3420 Groomer Page 9 - - 5 Grooming Reel Mechanical Problems Problem Possible Causes Correction The grooming r eel rotates whe n it is in the raised, transport positio n (for- ward rotati ng groomer drive). T h eg r o o m i n gr e e ls h o u l dr o t a t e whenever the cutting reel is en- gaged.
Greensmaster 3320/34 20 Groomer Page 9 - - 6 Adjustments CAUTION Never work on the cutting unit with the engine running. Always stop the engine and remove the key from the ignition switch before working on the mower . NOTE: See Cutting Unit Operator’s Manual for adjust- ment procedures for the cutting units on your Green- smaster .
Greensmaster 33 20/3420 Groomer Page 9 - - 7 Service and Repairs Groomer Belt Replacement (Forward Rotating Groomer Drive) 1. Park machine on a clean and level surface, lower cutting units complete ly to the ground, stop engine, en- gage parking brake and remove key fro m the ignition switch.
Greensmaster 3320/34 20 Groomer Page 9 - - 8 Groomer Cover (C ounter Rotating Groomer Drive) On T riFlex machine s with the counter rotating groomer , the groomer cover includes a handle which engages and disenga ges the groom er drive. When the han dle is rotated toward the front of the machine, the groomer is engaged.
Greensmaster 33 20/3420 Groomer Page 9 - - 9 Installation 1. If removed, install shaft into groomer cover (Fig. 6): A . I n s t a l ln e wO - - r i n gi n t og r o o v eo fs h a f t . B. Apply antiseize lubricant to shaft surface that is below the re taining ring gr oove.
Greensmaster 3320/34 20 Groomer Page 9 - - 10 Grooming R eel (Forward Rota ting Groomer Drive) Figure 8 1. Lock nut (4 used) 2. Dri ve cover 3. G roomer drive belt 4. Drive pulley 5. Shoulder bolt ( 2 used) 6. Sprin g 7. RH drive plate assembly 8. Gr oomer sh im 9.
Greensmaster 33 20/3420 Groomer Page 9 - - 1 1 5. Remove groomer d rive cover (item 2) and groome r drive belt (item 3) from groomer drive (see Groomer Belt Replacemen t in this section) . 6. Loosen cap screws (item 10) that secure front roller shaft to groomer arms.
Greensmaster 3320/34 20 Groomer Page 9 - - 12 8. Secure driven pulley to gro oming reel shaf t with lock nut (item 1). T orque lock nut from 17 to 21 ft - - lb (24 to 28 N - - m) . NOTE: T o prevent cutting reel from turning when instal- ling drive pulley (item 4), blo ck reel with piece of wood.
Greensmaster 33 20/3420 Groomer Page 9 - - 13 This page is intent ionally blank. Groomer.
Greensmaster 3320/34 20 Groomer Page 9 - - 14 Grooming R eel (Counter R otating Groomer Drive) Figure 1 1 1. RH groomer arm assembly 2. HOC nu t (2 used) 3. Bus hing ( 2 used) 4. Spr ing wa sher (2 us ed) 5. Lock nut (2 used) 6. LH groomer arm assembly 7.
Greensmaster 33 20/3420 Groomer Page 9 - - 15 7. Remove the two (2) idler gears (43T and 47T) fro m the RH drive plate assembl y (Fig. 13). The bea rings are pressed into the gears. 8. Loosen cap screws (item 7) that secure fr ont roller shaft to groomer arms.
Greensmaster 3320/34 20 Groomer Page 9 - - 16 4. Apply light coatin g of greas e to O - - rin g on RH drive plate assembly pivot hub an d pilot bore of cutting unit side plate. 5. Carefully slide R H drive plate onto grooming reel shaft taking care to not da mage seals in drive plate.
Greensmaster 33 20/3420 Groomer Page 9 - - 17 Grooming Reel Service Inspect grooming reel blades frequently for damage and wear . Straighten bent blades with a pliers. Replace blades that are worn or damaged. Carbide tipped grooming blades (Fig. 16) should be re- placed if the ca rbide tip is worn, lo ose or missing.
Greensmaster 3320/34 20 Groomer Page 9 - - 18 Grooming R eel Bearing R eplacement Bearing Removal 1. Park machine on a cle an, level sur face. Lowe r cut- ting units completely to the ground, stop engine, engage parking brake and remove key from the ignition switch.
Greensmaster 33 20/3420 Groomer Page 9 - - 19 2. Instal l LH support plate to left side of cutting unit: A. Apply antiseize lubric ant to threads of LH groom- er arm lift rod. B. Position support p late to cutting unit making sure that LH groomer arm lift rod is positioned through bushing in support pla te.
Greensmaster 3320/34 20 Groomer Page 9 - - 20 Idler Assem bly (Forward Rotating Groomer Dri ve) Figure 25 1. Pivot hub 2. Spacer 3. Idler bracket 4. Spacer 5. RH drive plate 6. O - - ring 7. Retaining r ing 8. Grease fitt ing 9. Bearing ( 2 used) 10. Retaining ring 1 1.
Greensmaster 33 20/3420 Groomer Page 9 - - 21 The groomer drive side plate assembly incorporates the idler system for tensioni ng the groomer drive be lt. The idler system uses a spring to mai ntain proper bel t ten- sion. Removal 1. Park machine on a cle an, level surface.
Greensmaster 3320/34 20 Groomer Page 9 - - 22 Idler Assem bly (Counter Rotating Groomer Driv e) Figure 27 1. RH drive plate 2. Adjustment cam 3. Spacer 4. Idler bracket 5. Spacer 6. Reel h ub 7. Retaining r ing 8. O - - ring 9. Flange nu t 10. Extension spring 11 .
Greensmaster 33 20/3420 Groomer Page 9 - - 23 3. Check adj ustment of adjustment cam (Fig . 29): A. Rotate idler bracket so t he bracket stop is against the adjustment cam. B. While holding bracket stop against the cam, mea- sure the distance between the idler gear bearing sur- faces on the idler bracket and the drive plate .
Greensmaster 3320/34 20 Groomer Page 9 - - 24 Lift Arm Assembly Figure 31 1. HO C groomer arm (LH shown) 2. Flange nut 3. Grooved pin 4. E - - ri ng 5. Groomer lift rod 6. Lock s crew 7. Bushing 8. Lift arm assembly (LH shown) 9. Detent spring 10. Spring washer 1 1.
Greensmaster 33 20/3420 Groomer Page 9 - - 25 Disassembly (Fig. 31) 1. Park machine on a cle an, level surface. Lowe r cut- ting units completely to the ground, stop engine, engage parking brake and remove ke y from the ignition switch.
Greensmaster 3320/34 20 Groomer Page 9 - - 26 Groomer Br ush Figure 32 1. Groomer brush shaft 2. Lock nut 3. J - - bolt 4. G roomer brush 5. O - - ring 20 to 25 in - - lb (2.3 to 2.8 N - - m) 20 to 25 in - - lb (2.3 to 2.8 N - - m) 3 1 2 4 2 3 5 The groome r brush atta ches to the g roomer drive in place of the grooming reel.
Rev . A Greensmaster 3320/3420 Page 10 - 1 Foldout Drawings Chapter 10 Foldout Drawings T able of Contents HYDRAULIC SCHEMA TIC 3 ..................... ELECTRICAL SCHEMA TICS Greensma ster 3320 (Serial Num ber Below 312000000) 4 ......................
Greensmaster 3320/34 20 Page 1 0 - - 2 Foldout Drawings This page is intentionally blank..
Page 10 - - 3 Hydr aul ic S chem atic Greensmaster 3320/3420 2920 HIGH IDLE (28 00 DIESEL ) 1650 LOW IDLE (15 60 DIESEL ) P TE S3 RV 400 PSI S2 S1 PT C5 C2 C3 C6 C1 C4 SUCTION STRAI NER GEAR C POR T BALL 3000 PSI 4.0 GPM 10.3 LEFT M OTOR RIGH T MOT OR AB AB .
Page 10 - - 4 Electr ical Schem atic Greensmaster 3320 DISPLA Y (FUTURE PRODUCTION) (Serial N umber Below 312000000) (TO E - - REELS HARNESS) CAN - - TRAK.
Page 10 - - 5 CAN - - TRAK Electr ical Schem atic Greensmaster 3320 (Serial Number Above 312000000) (TO E - - REELS HARNESS) DISPLA Y.
Page 10 - - 6 Electr ical Schem atic Greensmaster 3420 (FUTURE PRODUCTION) DISPLA Y (Serial N umber Below 312000000) (TO E - - REELS HARNESS) CAN - - TRAK.
Page 10 - - 7 Electr ical Schem atic Greensmaster 3420 (Serial Number Above 312000000) DISPLA Y CAN - - TRAK (TO E - - REELS HARNESS).
Rev . A Page 10 - 8 (60 A 5 8 V ) (10 A 5 8 V ) (SERIAL NUMBER BELOW 312000000) REEL SPEED POTEN TI OMET ER E - Reels Electrical Schematic Greensmaster 3320/3420 (Serial N umber Below 315000000).
Rev . A Page 10 - 9 E - Reels Electrical Schematic Greensmaster 3320/3420 (Serial Number Above 315000000).
Pag e 10 - - 10 (FUTURE PRODUCT I ON) (OPTIO NAL KIT) (OPTIO NAL KIT) (OPTIO NAL KIT) (NOT USED ON G R3320) Wire H arn e ss D raw in g Greensmaster 3320 (Serial N umber Below 312000000) (NOT USED ON G.
Page 10 - - 1 1 BROWN RED RED BLACK PINK BLACK BLACK BLUE PINK BLACK PINK BLACK BLACK RED BLACK BLACK BLACK BLACK BLACK BLACK PINK YELLO W RED BLACK WHITE BLACK BLACK BLACK PINK BLACK PINK BLACK WHITE.
Pag e 10 - - 12 Wire H arn e ss D raw in g Greensmaster 3320 (Serial Number Above 312000000) (NOT USED) (OPTIO NAL KIT) (OPTIO NAL KIT) (OPTIO NAL KIT) (OPTIO NAL KIT) (NOT USED) (NOT USED) (NOT USED).
Pag e 10 - - 13 Wire H arn e ss D ia g ram Greensmaster 3320 (Serial Number Above 312000000) BROWN GRA Y/BL ACK YELLO W BROWN VIOLET TA N / B L A C K PINK BLUE RED/BL ACK BLUE GRA Y GREEN/BLACK ORANGE.
Pag e 10 - - 14 (FUTURE PROD U CTION ) (NOT USED) Wire H arn e ss D raw in g Greensmaster 3420 (Serial N umber Below 312000000) (OPTIO NAL) (NOT USED).
Pag e 10 - - 15 RED RED/WHI TE BLACK/WHITE PINK RED GREEN BLUE GREEN GREEN VIOLET WHITE BROWN VIOLET GRA Y BLUE BLACK BLACK T AN/BLACK ORANGE ORANGE YELLOW BLACK YELLOW GRA Y BLACK BLACK BLACK GRA Y W.
Pag e 10 - - 16 Wire H arn e ss D raw in g Greensmaster 3420 (Serial Number Above 312000000) (NOT USED) (OPTIO NAL) (NOT USED) (NOT USED) (NOT USED) (NOT USED).
Pag e 10 - - 17 Wire H arn e ss D ia g ram Greensmaster 3420 (Serial Number Above 312000000) BLACK FUSIBLE LINK BROWN RED/BL ACK BLACK RED/BL ACK WHITE ORANGE/ BL ACK ORANGE GRA Y BLACK PINK WHITE PIN.
Pag e 10 - - 18 E - - Reels Wire Har ness Drawing Greensmaster 3320/3420 (Serial N umber Below 312000000).
Pag e 10 - - 19 RED BLUE YELLO W GREEN RED/WHI TE BLACK/WHITE WHITE BLUE YELLO W GREEN RED BLACK BLACK GREEN YELLO W YELLO W GREEN GRA Y RED BLACK YELLO W GREEN WHITE YELLO W WHITE RED BLACK YELLO W G.
Rev . A Page 10 - 20 E - Reels Wire H arness Dr awing Greensmaster 3320/3420 (Serial Number From 312000000 T o 314999999).
Rev . A Page 10 - 21 RED YELLO W GREEN RED/WHI TE BLACK/WHITE WHITE BLUE YELLO W GREEN RED BLACK BLACK GREEN YELLO W YELLO W GREEN GRA Y RED BLACK YELLO W GREEN WHITE YELLO W WHITE RED BLACK YELLO W G.
Rev . A Page 10 - 22 E - Reels Wire H arness Dr awing Greensmaster 3320/3420 (Serial Number Above 315000000).
Rev . A Page 10 - 23 E - Reels Wire H arness Diagr am Greensmaster 3320/3420 (Serial Number Above 315000000) RED/WHI TE BLACK/WHITE WHITE BLUE YELLO W GREEN RED BLACK WHITE BLACK YELLO W RED BROWN PIN.
Page 10 - 24 This page is intenti onally bl ank..
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Toro 4530 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Toro 4530 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Toro 4530 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Toro 4530 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Toro 4530, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Toro 4530.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Toro 4530. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Toro 4530 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
