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Generac Power Systems 004988-4 owner manual Liquid-cooled, Prepackaged Standby Generators

Models: 004988-4

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Owner’s Manual

Liquid-cooled, Prepackaged

Standby Generators

Model Number: 004988-4

27kW NG, 30kW LP Vapor

This manual should remain with the unit.

ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS

SHOULD ATTEMPT INSTALLATION!!

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Generac Power Systems 004988-4 owner manual Liquid-cooled, Prepackaged Standby Generators, Should Attempt Installation

Contents

Liquid-cooled, Prepackaged Standby Generators SHOULD ATTEMPT INSTALLATIONModel Number 27kW NG, 30kW LP Vapor This manual should remain with the unit‹ OPERATION AND MAINTENANCE AUTHORIZED SERVICE DEALER LOCATION‹ HOW TO OBTAIN SERVICE  This symbol points out potential explosion hazardTable of Contents  WARNING   GENERAL HAZARDS  WARNING  DANGER FIRE HAZARDS   ELECTRICAL HAZARDS  EXPLOSION HAZARDS  1.1 GENERATOR 1.2 TRANSFER SWITCH1.3 AUTOMATIC SYSTEM OPERATION 1.4 GENERATOR AC CONNECTION SYSTEMS‹ 1.7.1 LOW OIL PRESSURE SWITCH ‹ 1.7.2 HIGH COOLANT TEMPERATURE SWITCH‹ 1.7.3 LOW COOLANT LEVEL SWITCH Figure 1.5- High Coolant Temperature Switch‹ 1.7.8 ALARM RESET ‹ 1.7.7 LOW BATTERY‹ 1.8.1 UNPACKING PRECAUTIONS Figure 1.7 - Printed Circuit Board Assembly1.12 RECONFIGURING THE FUEL SYSTEM 1.10 SPECIFICATIONS‹ 1.10.1 GENERATOR SPECIFICATIONS ‹ 1.10.2 ENGINE SPECIFICATIONS2.1 STANDBY GENERATOR INSTALLATION 1.13 TORQUE SPECIFICATIONS1.16 BEFORE INSTALLATION 1.14 ENGINE OIL RECOMMENDATIONS2.4 BASIC STANDBY ELECTRIC SYSTEM 2.3 GENERATOR MOUNTING AND SUPPORT2.2 GENERATOR LOCATION ‹ 2.1.2 OTHER PUBLISHED STANDARDS2.5 EMERGENCY CIRCUIT ISOLATION METHOD 2.9 TRANSFER SWITCH SIGNAL CONNECTIONS2.6 TOTAL CIRCUIT ISOLATION METHOD 2.7 GROUNDING THE GENERATOR2.11 PREPARATION BEFORE START-UP 2.10 BATTERY INSTALLATION‹ 2.9.2 GTS-TYPE ATS DANGER‹ 2.11.2 TRANSFER SWITCH 3.1 USING AN ENGINEERED “GTS” TRANSFER SWITCH‹ 2.11.1 PRIOR TO INITIAL START-UP ‹ 2.11.6 BELT TENSION‹ 3.2.2 FAULT INDICATOR LED ‹ 3.2.1 AUTO/OFF/MANUAL SWITCH‹ 3.2.5 SET EXERCISE TIME SWITCH 3.2 CONTROL CONSOLE COMPONENTSFigure 3.2 - Engine Governor Adjustment ADJUSTMENTS3.3 MANUAL TRANSFER AND START-UP 3.4 ENGINE GOVERNORFigure 3.2 - “Set Exercise” Switch 4.1 MAINTENANCE PERFORMED BY AUTHORIZED SERVICE FACILITIES3.7 WEEKLY EXERCISE CYCLE 4.2 COOLING SYSTEM‹ 4.5.2 CHECK BATTERY 4.5 MAINTENANCE OWNER/ OPERATOR CAN PERFORM‹ 4.4.2 BATTERY FLUID 4.3 OVERLOAD PROTECTION FOR ENGINE DC ELECTRICAL SYSTEMFigure 4.3 - Engine Air Cleaner ‹ 4.5.11 CHANGING THE ENGINE AIR CLEANER‹ 4.5.8 CHECK FAN BELT ‹ 4.5.9 INSPECT ENGINE GOVERNOR‹ 4.6.2 BATTERY 4.6 MISCELLANEOUS MAINTENANCE‹ 4.6.3 BATTERY MAINTENANCE ‹ 4.6.1 CLEANING THE GENERATORThe BCI number should be located directly on the battery ‹ 4.6.4 BATTERY REPLACEMENTDANGER Service Maintenance Interval Information 4.7 SCHEDULED MAINTENANCELevel MaintenanceTasks LevelLevel MaintenanceLevel LevelPROBLEM TROUBLESHOOTING POINTSCAUSE CORRECTIONSection 6 - Notes Liquid-cooled 30 kW Generators Section 7 - Installation Diagram STATOR CUSTOMER CONNECTIONPCB J1 PCB J2CC JB GND16 SW1 43 AVRSHOWN IN OFF POSITIONFRONT CONNECTOR C1IGNITION MODULE ON DISTRIBUTOR ENGINE FOOT 21HARNESS WIRETO ENGINE BLOCK STARTERSection 9 - Exploded Views and Parts DESCRIPTIONLiquid-cooled 30 kW Generators Mounting Base - Drawing No. 0E6266-FGenerators Liquid-cooled 30 kWSection 9 - Exploded Views and Parts LATCH DETAILSection 9 - Exploded Views and Parts DESCRIPTIONLiquid-cooled 30 kW Generators Enclosure - Drawing No. 0F1142-BLiquid-cooled 30 kW Generators Control Panel - Drawing No. 0E7118-K Section 9 - Exploded Views and PartsControl Panel - Drawing No. 0E7118-K Section 9 - Exploded Views and Parts Liquid-cooled 30 kW GeneratorsSection WIREcooled 30 kW Drawing No 9 - ExplodedEngine - Drawing No. 0F6836-B Section 9 - Exploded Views and Parts Liquid-cooled 30 kW GeneratorsSCREW SWAGE 10-32 X 5/16 Z/YC HARN ENGINE 3.0L FORD HSB CARFRAME TO ATO THERMOSTAT HOUSING Section 9 - Exploded Views and Parts Liquid-cooled 30 kW GeneratorsSection 9 - Exploded Views and Parts DESCRIPTIONLiquid-cooled 30 kW Generators Radiator - Drawing No. 0F6848-BTO AIR CLEANER TO BSection 9 - Exploded Views and Parts Liquid-cooled 30 kW Generators Fuel System - Drawing No. 0F6849-ASection 9 - Exploded Views and Parts DESCRIPTIONLiquid-cooled 30 kW Generators Fuel System - Drawing No. 0F6849-ALEADS LOCKTIGHTLOCKTIGHT Section 9 - Exploded Views and Parts Liquid-cooled 30 kW GeneratorsDESCRIPTION ROTOR REPLACEMENT PARTSSection 9 - Exploded Views and Parts Liquid-cooled 30 kW GeneratorsDESCRIPTION DESCRIPTIONSection 9 - Exploded Views and Parts Liquid-cooled 30 kW Generators Exhaust - Drawing No. 0F0968-BDESCRIPTION Air Cleaner - Drawing No. 0F6850-ASection 9 - Exploded Views and Parts Liquid-cooled 30 kW Generators WARRANTY SCHEDULE GENERAC POWER SYSTEMS TWO YEAR LIMITED WARRANTY FOR GUARDIANTHIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING GENERAC POWER SYSTEMS, INC P.O. BOX 297 WHITEWATER, WI