Generac 04389-1, 04456-1, 04390-1 owner manual Generac Power Systems, Inc

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Section 9 — Notes

Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators

Generac® Power Systems, Inc. 55

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Contents DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY POWER SYSTEMS, INCPOWER SYSTEMS DANGERAUTHORIZED DEALER LOCATION INTRODUCTIONDANGER ‹CONTENTSIntroduction GENERAL HAZARDS Despite the safe design of this generatorParts of the generator are rotating and/or hot FIRE HAZARDS ELECTRICAL HAZARDSEXPLOSION HAZARDS ‹STANDARDS INDEX1.1UNPACKING/INSPECTION 1.2PROTECTION SYSTEMS1.3SYSTEM SET LED 1.4YOUR GENERATOR Figure 1.1 - 7 kW, Single Cylinder GH-410EngineFigure 1.2 - 12 kW and 15 kW, V-twin GT-990Engine 1.5 SPECIFICATIONS ‹ 1.5.1 GENERATOR‹1.5.2 ENGINE 1.6FUEL REQUIREMENTS AND RECOMMENDATIONS 1.8RECONFIGURING THE FUEL SYSTEM1.7FUEL CONSUMPTION DANGER1.9LOCATION 1.10 BATTERY INSTALLATION1.9.2 TRANSFER SWITCH 1.9.1 GENERATORFigure 1.5 - Battery Cable Connections 1.11 THE BATTERYWear rubber gloves and boots Do not open or mutilate the battery. Released2.1BEFORE INITIAL START-UP 2.2CHECK TRANSFER SWITCH OPERATION2.3ELECTRICAL CHECKS Never operate the engine with the oil level2.6ADJUSTING THE REGULATOR NATURAL GAS ONLY 2.4GENERATOR TESTS UNDER LOAD2.5CHECKING AUTOMATIC OPERATION Figure 2.2 - Placement of Regulator 2.7ENGINE GOVERNOR ADJUSTMENTFigure 2.3 - Engine Governor Adjustment Do not make any unnecessary adjustments3.1BREAK-INPROCEDURE 2.8VOLTAGE REGULATOR ADJUSTMENTFigure 2.4 - Full Load Speed Adjust Screw Figure 2.5 - Voltage Adjustment Potentiometer3.2USING THE AUTO/OFF/MANUAL SWITCH FIGURE 3.3AUTOMATIC TRANSFER OPERATIONWith the switch set to AUTO, the engine may 3.4SEQUENCE OF AUTOMATIC OPERATION3.5MANUAL TRANSFER OPERATION 3.6SETTING THE EXERCISE TIMER‹3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE Figure 3.2 - Manual Transfer Switch Operation4.1FUSE 3.7PROTECTION SYSTEMS‹3.7.1 LOW OIL PRESSURE SWITCH ‹3.7.2 HIGH TEMPERATURE SWITCH4.3CHANGING THE ENGINE OIL 4.2CHECKING THE ENGINE OIL LEVEL‹ 4.3.2 OIL CHANGE PROCEDURE ‹4.3.1 ENGINE OIL RECOMMENDATIONS4.4CHANGING THE OIL FILTER 4.5CHANGING THE ENGINE AIR CLEANER4.6SPARK PLUGS Figure 4.6 - 7 kW, Engine Air Cleaner Location4.7BATTERY MAINTENANCE 4.8ADJUSTING GH-410/GT-990VALVE CLEARANCEFigure 4.8 - Setting the Spark Plug Gap 4.10 ATTENTION AFTER SUBMERSION 4.9COOLING SYSTEM4.11 CORROSION PROTECTION Figure 4.10 - Valve Clearance Adjustment4.12 OUT OF SERVICE PROCEDURE ‹4.12.1 REMOVAL FROM SERVICE‹4.12.2 RETURN TO SERVICE 4.13 SERVICE SCHEDULE PROBLEM 5.1TROUBLESHOOTING GUIDECAUSE CORRECTIONSection 6 - Electrical Data 24 Generac Power Systems, IncCONTROL PANEL BOX CUSTOMERCONNECTION 26 Generac Power Systems, Inc C2-6 28 Generac Power Systems, Inc Wiring Diagram - 7 kW - Drawing No. 0D9013-ACLOSEST TO BEA 4 0 STATOR CUSTOMER CONNECTION30 Generac Power Systems, Inc Generac Power Systems, Inc 32 Generac Power Systems, Inc Section 7 - Exploded Views and Parts ListsPART NO.QTY. DESCRIPTION Control Panel - Drawing No. 0D8503-E DESCRIPTION Section 7 - Exploded Views and Parts Lists 0D4801 37 17 24 0D3086 Kit Contains Section 7 - Exploded Views and Parts Lists 42 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists 44 Generac Power Systems, Inc 7 kW Generator - Drawing No. 0D3504-B 46 Generac Power Systems, Inc 12 kW and 15 kW Generator - Drawing No. 0D3417-B 48 Generac Power Systems, Inc GN410 Engine - Drawing No. 0D3539-BPart 50 Generac Power Systems, Inc 0C1069 PART NO. QTY TRANSFER SWITCH Section 8 - Mounting DimensionsGuardian Air NTAKE54 Generac Power Systems, Inc Generac Power Systems, Inc YOUR WARRANTY RIGHTS AND OBLIGATIONS CALIFORNIA EMISSION CONTROL WARRANTY STATEMENTPURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES Section 10 - WarrantyEMISSION RELATED PARTS INCLUDE THE FOLLOWING EMISSION CONTROL SYSTEM WARRANTYWARRANTY SCHEDULE GENERAC POWER SYSTEMS, INCP.O. BOX WHITEWATER, WI