Generac Power Systems 004988-2 owner manual Liquid-cooled, Prepackaged Standby Generators

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Owner’s Manual

Liquid-cooled, Prepackaged

Standby Generators

Model Number: 004988-2

This manual should remain with the unit.

ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS

SHOULD ATTEMPT INSTALLATION!!

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Contents Liquid-cooled, Prepackaged Standby Generators ‹ Operation and Maintenance Authorized Service Dealer Location‹ HOW to Obtain Service IntroductionTable of Contents General Hazards Electrical Hazards Generator Transfer SwitchAutomatic System Operation 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 Engine Protective DevicesLifting the Generator UnpackingReconfiguring the Fuel System Specifications‹ 1.10.1 Generator Specifications ‹ 1.10.2 Engine SpecificationsBefore Installation Torque SpecificationsEngine OIL Recommendations Coolant RecommendationsBasic Standby Electric System Generator Mounting Support‹ 2.1.2 Other Published Standards Emergency Circuit Isolation Method Transfer Switch Signal ConnectionsTotal Circuit Isolation Method Grounding the GeneratorPreparation Before START-UP Battery Installation‹ 2.9.2 GTS-TYPE ATS Using a Standard GTS Transfer Switch ‹ 3.2.1 AUTO/OFF/MANUAL Switch ‹ 3.2.2 Fault Indicator LED‹ 3.2.5 SET Exercise Time Switch Control Console ComponentsRetransfer and Shutdown Manual Transfer START-UP Engine Governor AdjustmentsAutomatic Operation Weekly Exercise CycleOverload Protection for Engine DC Electrical System Cooling SystemChecking Fluid Levels ‹ 4.5.10 Changing Engine OIL ‹ 4.5.11 Changing the Engine AIR Cleaner‹ 4.5.12 Spark Plugs ‹ 4.6.1 Cleaning the Generator Miscellaneous Maintenance‹ 4.6.2 Battery ‹ 4.6.3 Battery MaintenancePeriodic Replacement Parts ‹ 4.6.4 Battery ReplacementService Maintenance Interval Information Scheduled MaintenanceLevel Maintenance Level Problem Cause Correction Troubleshooting PointsGuardian Liquid-cooled 27 kW and 30 kW Generators Installation Diagram Customer Connection PCB J2 BCW LOS WLS HCT Starter Carrier Bolt Battery Post Cover Baclk Boot Battery CableBattery Post Cover RED + Hold Down Battery32 18 Assembly BASE-DOOR Ground Wire Assy GRD Wire 99HSBIntake Duct HSB Duct Discharge RH FrontGenerac Power Systems, Inc Control BOX HSB Assy 2A 12V UL BatteryDecal AVR Cover Cover Front Panel HSB61 24 Not SHOWN-USED to Hold OIL Drain Assembly Wire SET 3.0L Ford notCoil Ignition 3.0L Ford Bracket DC ALT 3.0L FordFrame Radiator R-IN,L-OUT Tank Coolant RecoveryVenturi 3.0L Ford HSB Side Support Radiator HSBTo B Flange Fuel Inlet Weldment Mounting BaseAssy Regulator 3.0L NG or LPV Washer Flat 5/16 ZincLocktight Rotor 390 20KW 1P Direct HSB 2.5L Ford Rotor 390 15KW 1P Direct HSB 2.5L FordRotor 390 25KW 1P Direct HSB 2.5L Ford Rotor 39030AD1 HSB TecumGasket Exhaust Ring MUFFLER, 3.0L FordExhaust Blanket 750MM Mufflr Strap 6IN DIACover AIR Cleaner Element AIR CleanerTube AIR Intake 3.0L Ford Washer Flat M5Warranty Schedule