Generac 37kW NG, 40kW LP instruction

Owner’s Manual

Liquid-cooled, Prepackaged

Standby Generators

Model No: 005012-0

37kW NG, 40kW LP

This manual should remain with the unit.

ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS

SHOULD ATTEMPT INSTALLATION!!

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Generac 37kW NG, 40kW LP owner manual Liquid-cooled, Prepackaged Standby Generators

Contents

Liquid-cooled, Prepackaged Standby Generators ‹ Operation and Maintenance Authorized Service Dealer Location‹ HOW to Obtain Service Introduction 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 Emergency Circuit Isolation Method Transfer Switch Signal ConnectionsTotal Circuit Isolation Method Generator AC Neutral Connections ‹ 2.9.2 GTS-TYPE Engineered Transfer Switch Battery Installation‹ 2.10.1 Vented Batteries Preparation Before START-UP Using AN Engineered GTS Transfer Switch ‹ 3.2.2 Fault Indicator LED ‹ 3.2.1 AUTO/OFF/MANUAL Switch‹ 3.2.5 SET Exercise Time Switch Control Console Components Retransfer and Shutdown Manual Transfer START-UP Engine Governor AdjustmentsAutomatic Operation Weekly Exercise Cycle Overload Protection for Engine DC Electrical System Cooling System Checking Fluid Levels ‹ 4.5.10 Changing Engine OIL ‹ 4.5.11 Changing the Engine AIR Cleaner‹ 4.5.12 Spark Plugs ‹ 4.5.13 Coolant Change ‹ 4.6.1 Cleaning the Generator Miscellaneous Maintenance‹ 4.6.2 Battery ‹ 4.6.4 Battery Replacement Service Maintenance Interval Information Scheduled Maintenance Level Maintenance Level Problem Cause Correction Troubleshooting Points Installation Diagram 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 99HSBDuct Intake MID AL Duct Discharge RH AL Generac Power Systems, Inc Control BOX HSB Assy 2A 12V UL BatteryCover Front Panel HSB Cover TOP Panel HSB Shock Generac Power Systems, Inc Assembly Resistor Cover Flywheel AccessFlexplate 3.9L HSB Sunk 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 WYE, Pipe 3.9L Chrysler OUTNUT TOP Lock FL M12-1.75 Pipe L/H Exhaust Manifold Quietsource 40kW Liquid-cooled Generators Quietsource 40kW Liquid-cooled Generators Quietsource 40kW Liquid-cooled Generators This Warranty Shall not Apply to the Following