Manuale d’uso / di manutenzione del prodotto 004988-2 del fabbricante Generac Power Systems
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Owner’ s Man ual ONL Y QUALIFIED ELECTRICIANS OR CONTRACTORS SHOULD A TTEMPT INST ALLA TION!! This manual should remain with the unit. Liquid-cooled, Prepac kaged Standb y Generator s Model Number: .
Generac ® Pow er Systems, Inc. I NTRODUCTION Thank you for purchasing this model of the standby generator set product line by Generac P ower Systems. Every effort was expended to make sure that the information and instructions in this manual are both accurate and current at the time the manual was writ- ten.
T able of Contents Guardian Liquid-cooled 2 7 kW and 30 kW Generators Generac ® Pow er Systems, Inc. 1 INTRODUCTION ................................................ IFC SAFETY RULES .................................................... 2 Section 1 — GENERAL INFORMA TION .
2 Generac ® Pow er Systems, Inc. Study these SAFETY RULES carefully before installing, operating or servicing this equipment. Become familiar with this Owner’s Manual and with the unit. The genera- tor can operate safely , efficiently and reliably only if it is properly installed, operated and maintained.
Generac ® Pow er Systems, Inc. 3 • Inspect the generator regularly , and promptly repair or replace all worn, damaged or defective parts using only factory-approved parts. • Before performing any maintenance on the generator , disconnect its battery cables to prevent accidental start -up.
4 Generac ® Pow er Systems, Inc. 1.1 GEN ER A T OR This equipment is a liquid- cooled, engine - driven gen- erator set. The generator is designed to supply elec- trical power that operates critical electrical loads during utility power failure.
Generac ® Pow er Systems, Inc. 5 1.6 GEN ER A T OR F U EL SY S TEM The unit has been factory tested and adjusted using a natural gas fuel system. If propane (LP) gas is neces- sary , contact an authorized service dealer . F uel pressure for a natural gas set up should be five inches to 14 inches of water column (0.
6 Generac ® Pow er Systems, Inc. Figure 1.6 - Low Coolant Level Sensor 1.7 .4 O VERSPEED SH UTDOWN The engine control board receives AC frequency sig- nals from an engine run winding in the alternator . Should AC frequency exceed about 72 Hertz for three seconds or 75 Hertz instantaniously , the engine shuts down and the overspeed LED turns on.
1.1 0 SP ECIF ICA TIONS 1.1 0.1 GEN ER A T OR SP ECIF ICA TIONS 1.1 0.2 ENGI N E SP E CI F ICA TIONS Make ........................................................................................................Ford Displacement .......................
8 Generac ® Pow er Systems, Inc. 1.1 3 T ORQU E SP ECIF ICA TIONS Cylinder Head ............................................15 (+ 90° + 90°) ft.lb . Intake Manif old ................................................................13 ft.lb. Exhaust Manif old.
Generac ® Pow er Systems, Inc. 9 • NFP A No. 37, ST A TIONARY COMBUSTION ENGINES AND GAS TURBINES. • NFP A No. 76A , ESSENTIAL ELECTRICAL SYS- TEMS FOR HEAL TH CARE F ACILITIES. • NFP A No. 220, ST AND ARD TYPES OF BUILDING CONSTRUCTION • NFP A No.
10 Generac ® Pow er Systems, Inc. 2.5 EM ERGENCY CI RCU IT IS OL A TION M E THOD This prevents overloading the generator by keeping electrical loads below the wattage/amperage capacity of the generator .
Generac ® Pow er Systems, Inc. 11 Control system interconnections consist of N1 and N2, and leads 23 and 194. Control system intercon- nection leads must be run in a conduit that is sepa- rate from the AC power lead. Recommended wire gauge sizes for this wiring depends on the length of the wire, as recommended below: 2.
12 Generac ® Pow er Systems, Inc. 2.1 1.1 P R IOR T O I N ITIAL S T ART -U P Prior to initially starting the generator , it must be properly pr epared for use. Any attempt to crank or start the engine before it has been properly serviced with the r ecommended types and quantities of engine fluids (oil, coolant, fuel, etc.
Generac ® Pow er Systems, Inc. 13 AUTO — The control board will monitor the two-wire start circuit. When a two -wire start is issued the con- trol board will immediately start and run the genera- tor . Whe the two -wire start is removed the control board will immediately stop the generator .
14 Generac ® Pow er Systems, Inc. 3.3 MAN U AL TR ANSF ER AN D S T ART -U P T o transfer electrical loads to the Standby (EMER- GENCY) power source side and start the engine man- ually , refer to the Owner’s Manual of the particular transfer switch.
Generac ® Pow er Systems, Inc. 15 2. Press and hold the “Set Exercise” switch for three seconds, then release. At this time all five red LEDs will flash for approxi- mately 10 seconds, then the engine will start and run for it ’s 12 minute exercise period, then shut down.
16 Generac ® Pow er Systems, Inc. 4.4 CH E CKI NG F L U I D LEVEL S 4.4.1 CH E CK ENGI NE OI L Check engine crankcase oil level (Figure 4.1) at least every 20 hours of operation, or prior to use. • Remove oil dipstick and wipe dry with a clean, lint -free cloth.
Generac ® Pow er Systems, Inc. 17 Do not attempt to adjust the governor . Only qualified service facilities should adjust the governor . Excessively high operating speeds are dangerous and incr ease the risk of personal injury . Low speeds impose a heavy load on the engine when adequate engine power is not available and may shorten engine life.
18 Generac ® Pow er Systems, Inc. Figure 4.4 – Setting the Spark Plug Gap 4.5.1 3 COOLANT CHANGE Every year , have Authorized Service F acility drain, flush and refill the cooling system. See SPECIFICA- TIONS (Section 1.10) for cooling system recommen- dations.
Generac ® Pow er Systems, Inc. 19 Do not use any jumper cables or booster bat- tery to crank and start the generator engine. If the battery has completely discharged, remove it from the generator for r echarging. Be sure the AUTO/OFF/MANUAL switch is set to the OFF position before connecting the battery cables.
20 Generac ® Pow er Systems, Inc. Section 4 — Maintenance Guardian Liquid-cooled 2 7 kW and 30 kW Generators 4.7 S CH EDU LED MAI NTENANCE F ollowing is a recommended maintenance schedule for Generac small standby and residential generator sets.
Generac ® Pow er Systems, Inc. 21 Section 4 — Maintenance Guardian Liquid-cooled 2 7 kW and 30 kW Generators Maintenance Level 1 Level 2 Le vel 3 Level 4 T asks Recom- T ask Required T ask Required T ask T ask mended Comp . to be done Comp. to be done Comp .
22 Generac ® Pow er Systems, Inc. Section 4 — Maintenance Guardian Liquid-cooled 2 7 kW and 30 kW Generators Maintenance Level 1 Level 2 Le vel 3 Level 4 T asks Recom- T ask Required T ask Required T ask T ask mended Comp. to be done Comp. to be done Comp .
Generac ® Pow er Systems, Inc. 23 Section 5 — T roubleshooting Guardian Liquid-cooled 2 7 kW and 30 kW Generators TROU B LE SHOO TI NG POI NTS P ROBLEM CAUSE CORR E CTION Engine won’t crank. 1. 15 amp fuse b lown. 1. Replace fuse. 2. Loose or corroded or def ective 2.
24 Generac ® Pow er Systems, Inc. Section 6 - Notes Guardian Liquid-cooled 2 7 kW and 30 kW Generators.
Generac ® Pow er Systems, Inc. 25 Section 7 — Installation Diagram Guardian Liquid-cooled 2 7 kW and 30 kW Generators Installation Diagram — Drawing No.
BRUSH ASSEMLY ( GENERATOR ) A U T O MATI C V O LTA G E RE GU LAT OR BULKHEAD CONNECTOR 1 ( ENGINE ) CIRCUIT BREAKER ( EXCITATION ) FUSE, BAT. POWER ( 15A AGC TYPE ) CIRCUIT BREAKER ( OUTPUT ) DIODE [ .
Generac ® Pow er Systems, Inc. 27 LEGEND [ CONT. ]: J -2 - L OS - S M - J B - WL S - H C T - J -1 - IM - I C - ELE C . GO VERN O R A C T U AT OR GROUND ( SENSING/LOW AMP ) GROUND ( POWER/HIGH AMP ) D. C . C HAR G E ALTERNAT OR S TARTER CO NTA C T OR CONNECTOR 1 ( ENGINE ) DRIVER ELE C .
28 Generac ® Pow er Systems, Inc. Section 8 - Electrical Data Guardian Liquid-cooled 2 7 kW and 30 kW Generators Electrical Schematic — Engine — Drawing No.
Generac ® Pow er Systems, Inc. 29 Section 8 - Electrical Data Guardian Liquid-cooled 2 7 kW and 30 kW Generators Electrical Schematic — Engine — Drawing No. 0E6200-B SC - I C - IM - L OS - S M - WL S - LEGEND [ CONT. ]: CONNECTOR (C1) SWITCH , HIGH COOLANT TEM P C RANKIN G CO NTA C T OR D.
CONTACTOR WIRE H ARNE SS 7 5 6 16 E N G INE FOO T 2 4 3 41 40 16 7 6 5 35 9 13 17 12 8 18 16 43 BLOCK E N G INE 30 TO 44 35 3 4 3 36 33 44 42 22 20 3 2 38 18 31 20 TO S TARTER S TARTER BO LT TO B L OC K E N G INE 18 TO 11 1 12 10 14 R EAR BEARIN G 13 15 3 7 14 C ARRIER 3 4 16 2 30 Generac ® Pow er Systems, Inc.
ITEM P ART NO . QTY . DESCRIPTION 1 0E5822 1 BASEFRAME, WELDMENT 3.0L FORD 2 052860 4 NUT FLANGED HEX M12-1.75 3 052251 4 DAMPENER VIBRA TION 40 BLUE 4 052257 4 SP ACER .49 X .62 X 1.87 PWDR/ZNC 5 052252 4 DAMPENER VIBRA TION 6 052259 4 W ASHER FLA T M12 7 052891 4 SCREW HHC M12-1.
32 Generac ® Pow er Systems, Inc. S TATE S F O AM I S O N FAR S IDE 3 7 1 7 L AT C H DETAIL 30 3 1 3 4 38 2 3 2 3 4 27 43 18 41 4 "B " 7 D ETAIL S EE LAT C H 11 25 5 2 9 6 53 5 4 5 S E CU RE A S S H O WN.
Generac ® Pow er Systems, Inc. 33 ITEM P ART NO . QTY . DESCRIPTION 1 0E8411 1 INT AKE DUCT HSB 2 0E8042 1 DUCT DISCHARGE RH FRONT 3 0E8041 1 DUCT DISCHARGE LH FRONT 4 0C2454 62 SCREW TH-FRM M6-1 X 1.
34 Generac ® Pow er Systems, Inc. Section 9 - Exploded Views and P arts Guardian Liquid-cooled 2 7 kW and 30 kW Generators Control Panel — Drawing No.
Generac ® Pow er Systems, Inc. 35 ITEM P ART NO . QTY . DESCRIPTION 1 0E7195 1 CONTROL BO X HSB 2 0E7196 1 CO VER FR ONT P ANEL HSB 3 0E7197 1 CO VER TOP P ANEL HSB 4 0E7193 1 DECAL W ARNINGS HSB 5 0.
38 11 85 6 17 57 24 61 60 30 66 68 2 5 58 35 39 36 WIRE GROUND 39 32 64 63 65 31 35 2 42 51 24 55 2 5 60 86 58 57 16 1 8 1 9 4 8 4 8 42 41 44 4 5 30 81 42 7 8 4 9 49 4 6 47 47 4 4 3 42 1 2 6 42 47 81 .
ITEM P ART NO . QTY . DESCRIPTION 1 0E6202 1 ENGINE 3.0L FORD (RD) (MAKE) 2 0E8824 2 ST AMPING ENG FOO T 3.0L FORD 3 0E8963 1 PULLEY CRANKSHAFT 3.0L FORD RD 4 0E9020 1 BRA CKET DC AL T 3.0L FORD 5 0A1232 1 D .C. AL TERNA T OR ASSY 6 0A7801B 1 PULLEY POL Y -V 82 OD .
E N G INE 5 "A " 12 FRAME 10 9 11 8 9 3 21 27 PU MP TO WATER 4 12 17 6 15 7 1 15 20 3 22 24 24 TO 2 12 TO "A" 18 13 14 12 Section 9 - Exploded Views and P arts Guardian Liquid-cooled 2 7 kW and 30 kW Generators Radiator — Drawing No.
ITEM P ART NO . QTY . DESCRIPTION 1 0E9947 1 RADIA T OR R-IN,L-OUT 658X489X49 2 0E6340 1 VENTURI 3.0L FORD HSB 3 0E8531 2 SIDE SUPPORT RADIA T OR HSB 4 0E6398 1 TUBE LOWER RAD 3.0L FORD HSB 5 0E6397 1 HOSE UPPER RAD 3.0LFORD HSB 6 080713 1 BRACKET COOLANT T ANK 7 076749 1 T ANK COOLANT RECO VER Y 8 049814 4 SCREW HHC M10-1.
40 Generac ® Pow er Systems, Inc. 28 "B " 3 1 10 16 4 2 17 5 9 1 7 6 29 3 2 30 11 29 15 8 3 6 3 33 29 14 TO "B" 26 2 7 18 43 41 40 21 28 26 39 Section 9 - Exploded Views and P arts Guardian Liquid-cooled 2 7 kW and 30 kW Generators Fuel Syst em — Drawing No.
Generac ® Pow er Systems, Inc. 41 ITEM P ART NO . QTY . DESCRIPTION 1 * --------- 1 WELDMENT MOUNTING BASE 2 075580 1 FLANGE FUEL INLET 3 0E7691 1 ASSY REGULA T OR 3.0L NG OR LPV 4 039253 2 SCREW HHC M8-1.25 X 20 G8.8 5 022145 2 W ASHER FLA T 5/16 ZINC 6 022129 4 W ASHER LOCK M8-5/16 7 045771 2 NUT HEX M8-1.
42 Generac ® Pow er Systems, Inc. 3 LOC KTI G HT LOC KTI G HT 7 1 5 17 8 7 6 18 4 16 L EAD S 5 2 9 13 21 19 20 14 10 11 1 2 30 1 3 1 Section 9 - Exploded Views and P arts Guardian Liquid-cooled 2 7 kW and 30 kW Generators Alternator — Drawing No.
Generac ® Pow er Systems, Inc. 43 ITEM P ART NO . QTY . DESCRIPTION 1 0F1659A 1 RO T OR 390 15KW 1P DIRECT HSB (2.5L FORD) 0F1657A 1 RO T OR 390 20KW 1P DIRECT HSB (2.
ITEM P ART NO . QTY . DESCRIPTION 1 0E6134 1 MUFFLER, 3.0L FORD 2 0E6464 2 EXHA UST ELBO W 3.0L FORD HSB 3 0E6465 1 EXHA UST PIPE LH 3.0L FORD HSB 4 0E6465A 1 EXHA UST PIPE RH 3.0L FORD HSB 5 0E5914 1 BRA CKET MUFFLER 3.0L FORD HSB 6 060366 1 MUFFLR STRAP 6IN DIA 7 027837 1 SCREW RHM 1/4-20 X 2-1/4 8 036797 4 BOL T U 5/16-18 X 2.
Generac ® Pow er Systems, Inc. 45 ITEM P ART NO . QTY . DESCRIPTION 1 0E5193 1 PLA TE AIR CLEANER AD APTER 2 0E8200 1 TUBE AIR INT AKE 3.0L FORD 3 0E8201 1 BRA CKET AIR INT AKE 3.
Part No. 0F5095 Revision B (05/05/05) Printed in U.S.A. Section 1 0 – W arranty Guardian Liquid-cooled 2 7 kW and 30 kW Generators GENERA C PO WER SYSTEMS "TWO YEAR" LIMITED W ARRANTY FOR .
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 Generac Power Systems 004988-2 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 Generac Power Systems 004988-2 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Generac Power Systems 004988-2 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Generac Power Systems 004988-2 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Generac Power Systems 004988-2, 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 Generac Power Systems 004988-2.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Generac Power Systems 004988-2. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Generac Power Systems 004988-2 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.
