Manuale d’uso / di manutenzione del prodotto 920 del fabbricante Exmark
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PIONEER S-SERIES For Serial Nos. 920,000 & Higher Part No. 4500-898 Rev . B.
W ARNING CALIFORNIA Proposition 65 W ar ning The engine exhaust from this product contains chemicals known to the State of Califor nia to cause cancer , birth defects, or other reproductiv e har m. Important: The engine in this product is not equipped with a spark ar rester mufer .
Introduction CONGRATULATIONS on the purchase of your Exmark Mower . This product has been carefully designed and manufactured to giv e you a maximum amount of dependability and years of trouble-free operation. This manual contains operating, maintenance, adjustment, and safety instr uctions for y our Exmark mow er .
Contents Introduction . .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. 3 Safety .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. .. . 5 Safety Alert Symbol . . .
Safety Safety Safety Alert Symbol This lawn mow er meets or ex ceeds the B71.4 specications of the American National Standards Institute in effect at the time of production. Exmark designed and tested this lawn mower to offer reasonably safe ser vice; how ev er , failure to comply with the following instructions may result in personal injur y .
Safety • Inspect the area where the equipment is to be used and remov e all rocks , to ys , sticks , wires , bones , and other foreign objects whic h can be thrown b y the mac hine and may cause personal injur y to the operator or bystanders . DANGER In cer tain conditions gasoline is extremel y ammable and v apors are explosi ve.
Safety Operation W ARNING Operating engine par ts, especially the mufer , become extremely hot. Severe bur ns can occur on contact and de bris, such as lea v es, grass, br ush, etc. can catch re. • Allow engine parts, especially the mufer , to cool befor e touching .
Safety DANGER Operating on wet grass or steep slopes can cause sliding and loss of control. Wheels dropping o v er edges, ditches, steep banks, or w ater can cause rollov ers, which may result in serious injur y , death or drowning . • Do Not mo w slopes when grass is wet.
Safety • Keep engine and engine area free from accumulation of g rass , leav es , ex cessi v e g rease or oil, and other debris which can accumulate in these areas .
Safety W ARNING Hydraulic uid escaping under pressure can penetrate skin and cause injur y . Fluid accidentally injected into the skin must be surgically removed within a few hours by a doctor familiar with this for m of injur y or gangrene may result.
Safety Safety and Instructional Decals • Keep all safety signs legible . R emo ve all g rease , dirt and debris from safety signs and instr uctional labels . • R eplace all worn, damaged, or missing safety signs . • When replacement components are installed, be sure that cur rent safety signs are afxed to the replaced components .
Safety 107-2102 109-3148 109-6014 1 16-1 1 19 1 16-1 121 1. Rotate the drive release knob to loosen, slide the knob, and tighten. 2. Push the machine. 1 16-1496 12.
Safety 1 16-3303 1 16-4308 1. Latch 2. Unlatch 1 16-4465 1. Fast 3. Choke-on 2. Slow 4. Choke-off PTO Switch Symbols 1. PTO–disengage 2. PTO–engage 13.
Safety 109-6016 1. Read the instructions before servicing or performing maintenance 4. Refer to the Operator's manual for grease instructions 2. T ime interval 5. Check hydraulic oil level and refer to the Operator's manual or further instructions 3.
Specications Specications Model Numbers Serial Nos: 920,000 and Higher PNS20KA443; PNS22KA483; PNS24KA523 Systems Engine • Engine Specications: See your Engine Owner’ s Manual • Engine Oil T ype: Exmark 4–Cycle Premium Engine Oil • RPM: Full Speed: 3750 ±50 RPM (PTO not engag ed) Idle: 1500 ±100 RPM Fuel System • Capacity: 7.
Specications ar mrests , integral safety switc h, and seat vibration isolation system. Optional seat accessories for units with standard seats: – Custom ride suspension system to enhance Standard Seat. Adds appro ximately 3 inc hes (7.6 cm) to seat height.
Specications Overall Length: 44 inch Deck 48 inch Deck 52 inch Deck R oll Bar - Up 78.8 inches (200.2 cm) 77.8 inches (197.6 cm) 77.8 inches (197.6 cm) R oll Bar - Down 79.6 inches (202.2 cm) 78.6 inches (199.6 cm) 78.6 inches (199.6 cm) Overall Height: Roll Bar - Up Roll Bar - Down 71.
Operation Product Overview Figure 4 1. Rollover Protection System (ROPS) 5. Motion control levers 2. Engine Controls (right console) 6. Parking brake 3. Seat belt 7. Height of cut adjustment 4. Fuel cap Operation Note: Deter mine the left and right sides of the machine from the normal operating position.
Operation position. Do Not r un a war m engine with c hok e in the “ON” position. Figure 6 1. Throttle lever 4. Blade control switch (power take-off) 2. Choke lever 5. Ignition switch 3. Hour meter Throttle Control Located on right console (red lev er) (see Figure 6).
Operation The fuel shut-off v alv e is used to shut off the fuel when the machine will not be used for a few days , during transport to and from the jobsite, and when parked inside a building . Align v alv e handle with the fuel line to open. R otate 90° to close .
Operation Switch must be pulled out (up) to engage the blades . Switch is pushed in to diseng age the blades . Deck Lift Pedal Located at the right front corner of the oor pan. Push the pedal forward with y our foot to raise the cutting deck. Allow the pedal to mov e rearw ard to low er the cutting deck to the cut height that has been set.
Operation G014402 1 2 3 4 5 Figure 1 1 1. Roll bar upper hoop 2. Knob in “latched” position 3. Pull knob to unlatch 4. Rotate 90° to hold unlatched 5. Knob in “unlatched” position 5. Make sure the knobs are fully engaged with the roll bar in the raised position.
Operation The PTO push-pull switch engag es the cutting blades . Be sure that all persons are clear of the mo wer deck and disc harge area before engaging PTO . Important: Operator must be in seat before the PTO can be engaged. 1. Set the throttle midwa y betw een the “SLO W” and “F AST” positions .
Operation Figure 14 1. Front of Unit 3. Neutral 2. Forward 4. Reverse Driving in Rev erse 1. Mov e the motion control lev ers inward to the neutral operate position. 2. T o mo v e rearward in a straight line, mo ve both levers rearward with equal pressure.
Operation Figure 16 For cutting heights above 3.5 inches (90 mm) use the bottom hole. The rollers will still be effective against scalping. 1. Anti-scalp roller mounting bracket 2. Cutting height F or Maximum Deck Flotation, place the rollers one hole position low er .
Operation tipping backw ard. Ha ving a full width ramp provides a surface for the frame members to contact if the unit star ts to tip bac kward. If it is not possible to use one full width ramp , use enough individual ramps to simulate a full width continuous ramp .
Maintenance Maintenance Note: Deter mine the left and right sides of the machine from the normal operating position. W ARNING While maintenance or adjustments are being made, someone could star t the engine. Accidental starting of the engine could seriously injure y ou or other bystander s.
Maintenance Periodic Maintenance Check Engine Oil Level Service Interval: Before each use or daily 1. Stop engine and w ait for all moving parts to stop . Make sure unit is on a lev el surface . 2. Check with engine cold. 3. Clean area around dipstic k.
Maintenance DANGER J ump star ting a w eak batter y that is crack ed, frozen, has low electrolyte level, or an open/shor ted batter y cell, can cause an explosion resulting in serious per sonal injur y . Do Not jump star t a w eak batter y if these conditions exist.
Maintenance Figure 19 1. Spindle 2. Blade 3. Splined bushing 4. Blade bolt washer assembly — T orque to 50-60 ft-lb (68-81 N-m) Apply lubricant to threads as needed to prevent seizing. Copper-based anti-seize preferable. Grease acceptable substitute.
Maintenance Check Rollover Protections Systems (Roll Bar) Knobs Service Interval: Before each use or daily Check that both the mounting hardware and the knobs are in good w orking condition. Mak e sure the knobs are fully engag ed with the R OPS in the raised position.
Maintenance Check Hydraulic Oil Level Service Interval: Before each use or daily 1. Stop engine and w ait for all moving parts to stop . Engag e parking brake . 2. W ait until the unit cools before checking the hy draulic oil. 3. Check expansion tank and if necessary add Exmark Premium Hydro Oil to the FULL COLD line (see Figure 21).
Maintenance 2. R emov e caster wheel from caster forks . 3. R emov e seal guards from the wheel hub . 4. R emov e one of the spacer n uts from the axle assembly in the caster wheel. Note that thread locking adhesiv e has been applied to lock the spacer nuts to the axle .
Maintenance 5. R emov e the v ent plug on eac h transmission and ll through expansion reser v oir , when oil comes out of vent reinstall plug . Exmark Premium Hydro Oil is recommended.
Maintenance 3. If any breaks in the screen or w elds are obser v ed, replace arrester . 4. If plug ging of the screen is obser v ed, remove ar rester and shak e loose particles out of the ar rester and clean screen with a wire br ush (soak in solv ent if necessar y).
Maintenance Figure 25 44 Inch Deck 1. Blades side to side 2. Measure here 7. Set anti-scalp rollers to top holes or remov e completely for this adjustment.
Maintenance each side of the cutting deck. Place tw o “ A ” thick blocks (see Bloc k Height and Rak e T able in Deck Leveling ) under eac h side of the front edge of the deck, but not under the anti-scalp roller brac kets .
Maintenance • Adjusting the Brak e to Engage: Shor ten the linkage by turning the yoke cloc kwise . • Adjusting the Brake to Disengag e: Lengthen the linkag e by tur ning the yok e counterclockwise . 8. R einstall the clevis pin and hair pin and tighten down the jam n ut.
Maintenance with a 1/2 inch wrenc h allo ws ne tuning adjustments so that the machine does not mov e in neutral. Any adjustments should be made for neutral positioning only . W ARNING Engine must be running and dri v e wheels must be tur ning so adjustments can be perfor med.
Maintenance Figure 32 1. Bolt 3. Nut 2. Spring 4. Additional mounting holes Up to v e springs can be secured to the seat box with a nut and bolt, see Figure 32. R efer to the P arts Manual for spring and hardware part numbers . Electric Clutch Adjustment Figure 33 1.
Maintenance G011733 1 Figure 35 1. Feeler gauge Figure 36 1. Feeler gauge • If the gap is less than 0.010 inc h, then reinstall the shim and reference the T roubleshooting section. • If the g ap is sufcient, proceed to the safety chec k in step F.
Maintenance 1. Stop engine, w ait for all mo ving parts to stop , and remov e k ey . Engag e parking brake . 2. Slide seat all the w a y forward. 3. R emov e accum ulated debris from the hy dro fan cooling ns and upper surfaces . Clean Debris From Machine Service Interval: Before each use or daily 1.
T roubleshooting T roubleshooting Important: It is essential that all operator safety mechanisms be connected and in proper operating condition prior to mower use. When a problem occurs , do not o verlook the simple causes . F or example: starting problems could be caused by an empty fuel tank.
T roubleshooting Problem Possible Cause Cor rectiv e Action 1. Engine load is ex cessiv e 1. Reduce the ground speed. 2. Air cleaner is dirty . 2. Clean or replace the air cleaner element. 3. Oil lev el in the crankcase is low . 3. Add oil to the crankcase .
Schematics Schematics Electrical Diagram 45.
Schematics Electrical Logic Schematic 46.
General W arranty Conditions and P roducts Co vered Exmark Mfg. Co. Inc. and its aff iliate, Exmark W arranty Compa ny , pursuant to an agreement between them, jointly warrant on the terms and conditi.
Notes: 48.
Service Record Date: Description of W ork Done: Service Done By: 49.
50.
G01 1841 Figure 37 This page may be copied for personal use. 1. The maximum slope you can safely operate the machine on is 15 degrees . Use the slope indicator to determine the degree of slope of hills before operating. Do Not operate this machine on a slope greater than 15 degrees.
MID-MOUNT RIDING A CCESSORIES AND OPTIONS SEE EXMARK’S COMPLETE LINE OF A CCESSORIES AND OPTIONS W ALK-BEHIND A CCESSORIES AND OPTIONS GRASS CA TCHER MICRO-MULCH SYSTEM TURF STRIPER ST ANDON CUST OM.
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 Exmark 920 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 Exmark 920 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Exmark 920 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Exmark 920 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Exmark 920, 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 Exmark 920.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Exmark 920. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Exmark 920 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.
