Generac Power Systems 004992-0, 004992-1 instruction

Owner’s Manual

Liquid-cooled, Prepackaged

Standby Generators

Model Nos. 004992-0

004992-1 37kW NG, 40kW LP

This manual should remain with the unit.

ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS

SHOULD ATTEMPT INSTALLATION!!

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Generac Power Systems 004992-0, 004992-1, 004992-1, 004992-0 owner manual Liquid-cooled, Prepackaged Standby Generators

Contents

Liquid-cooled, Prepackaged Standby Generators ‹ HOW to Obtain Service ‹ Operation and MaintenanceIntroduction ‹ Read this Manual Thoroughly Table of Contents General Hazards Electrical Hazards Generator Transfer SwitchAutomatic System Operation Generator AC Connection Systems ‹ 1.7.2 High Coolant Temperature Switch ‹ 1.7.1 LOW OIL Pressure Switch‹ 1.7.3 LOW Coolant Level Switch Generator Fuel System Lifting the Generator Unpacking Reconfiguring the Fuel System Specifications‹ 1.10.1 Generator Specifications ‹ 1.10.2 Engine Specifications Before Installation Torque SpecificationsEngine OIL Recommendations Coolant Recommendations Generator Mounting Support Generator LocationBasic Standby Electric System ‹ 2.1.1 Nfpa Standards Total Circuit Isolation Method Emergency Circuit Isolation MethodGenerator AC Neutral Connections Battery Installation Transfer Switch Signal Connections‹ 2.9.1 PRE-PACKAGED ATS ‹ 2.9.2 GTS-TYPE ATS Preparation Before START-UP ‹ 3.2.1 AUTO/OFF/MANUAL Switch Using AN Engineered GTS Transfer Switch‹ 3.2.2 Fault Indicator Leds Control Console Components ‹ 3.2.5 SET Exercise Time Switch Engine Governor AdjustmentsManual Transfer START-UP ‹ 3.2.6 System Ready LED Weekly Exercise Cycle Automatic Operation Checking Fluid Levels Overload Protection for Engine DC Electrical SystemCooling System ‹ 4.5.8 Check FAN Belt ‹ 4.5.2 Check Battery‹ 4.5.9 Inspect Engine Governor ‹ 4.5.1 Check Engine OIL Level ‹ 4.6.1 Cleaning the Generator Miscellaneous Maintenance‹ 4.5.11 Changing the Engine AIR Cleaner ‹ 4.5.13 Coolant Change ‹ 4.6.4 Battery Replacement ‹ 4.6.3 Battery Maintenance Service Maintenance Interval Information Scheduled Maintenance Level Maintenance Level Problem Cause Correction Troubleshooting Points Electrical Data Electrical Data Electrical Data Electrical Data Carrier Rear Bearing Hold Down Battery Assy WireBoot Battery Cable Battery Post Covwer Black See Latch Detail Assembly BASE-DOOR Ground Wire Assy GRD Wire 99HSBIntake Duct HSB Duct Discharge RH Front Generac Power Systems, Inc Control BOX HSB Assy 2A 12V UL BatteryCover Front Panel HSB Cover TOP Panel HSB Generac Power Systems, Inc ASSEMBLY, Resistor COVER, Flywheel AccessFlexplate 3.9L HSB MACHINING, 3.9L Engine Pump Radiator Copper Brass Tank Coolant RecoveryVENTURI,3.9L Cryslr HSB 22FAN Radiator Support L/H Side To Engine Hold Down AIR Cleaner Base AIR Cleaner PlatePlate AIR Cleaner TOP Flange Fuel Inlet Leads Rotor 390 40KW 1P Direct HSB Rotor 390 30KW 1P Direct HSBSTR-390--40AD HSB 433MM LONG3.9L Chrysler Rear Bearing Carrier 390/DRCT OUT NUT TOP Lock FL M12-1.75WYE, Pipe 3.9L Chrysler Exhaust Flange 2 Pipe Installation Diagram Guardian 40kW Liquid-cooled Generators Guardian 40kW Liquid-cooled Generators This Warranty Shall not Apply to the Following