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

Models: 04389-1, 04456-1, 04390-1

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

Contents

DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY POWER SYSTEMS, INCPOWER SYSTEMS DANGERAUTHORIZED DEALER LOCATION INTRODUCTIONDANGER ‹CONTENTSIntroduction DANGER GENERAL HAZARDSDespite the safe design of this generator Parts of the generator are rotating and/or hotFIRE HAZARDS ELECTRICAL HAZARDSEXPLOSION HAZARDS ‹STANDARDS INDEX1.2PROTECTION SYSTEMS 1.1UNPACKING/INSPECTION1.3SYSTEM SET LED DANGER1.4YOUR GENERATOR Figure 1.1 - 7 kW, Single Cylinder GH-410EngineFigure 1.2 - 12 kW and 15 kW, V-twin GT-990Engine ‹ 1.5.1 GENERATOR 1.5 SPECIFICATIONS‹1.5.2 ENGINE Section 1 - General Information1.6FUEL 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 DANGER2.6ADJUSTING 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 Location4.8ADJUSTING GH-410/GT-990VALVE CLEARANCE 4.7BATTERY MAINTENANCEFigure 4.8 - Setting the Spark Plug Gap Wear rubber gloves and boots4.10 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, IncSection 6 - Electrical Data Generac Power Systems, IncCONTROL PANEL BOX CUSTOMERSection 6 - Electrical Data 26 Generac Power Systems, IncGenerac Power Systems, Inc Section 6 - Electrical DataC2-6 Wiring Diagram - 7 kW - Drawing No. 0D9013-A 28 Generac Power Systems, IncSection 6 - Electrical Data Section 6 - Electrical Data Generac Power Systems, IncCONTROL PANEL BOX CUSTOMER CONNECTION30 Generac Power Systems, Inc Generac Power Systems, Inc Section 6 - Electrical DataC2-6 32 Generac Power Systems, Inc Section 7 - Exploded Views and Parts ListsGenerac Power Systems, Inc Section 7 - Exploded Views and Parts ListsPART NO.QTY. DESCRIPTION PART NO.QTY. DESCRIPTIONControl Panel - Drawing No. 0D8503-E Section 7 - Exploded Views and Parts ListsSection 7 - Exploded Views and Parts Lists DESCRIPTIONDESCRIPTION Section 7 - Exploded Views and Parts Lists Section 7 - Exploded Views and Parts Lists DESCRIPTION0D4801 37 17 24 Section 7 - Exploded Views and Parts ListsSection 7 - Exploded Views and Parts Lists DESCRIPTION0D3086 Kit Contains Section 7 - Exploded Views and Parts Lists DESCRIPTIONDESCRIPTION 42 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists DESCRIPTIONDESCRIPTION 44 Generac Power Systems, Inc Section 7 - Exploded Views and Parts ListsSection 7 - Exploded Views and Parts Lists DESCRIPTION7 kW Generator - Drawing No. 0D3504-B 46 Generac Power Systems, Inc Section 7 - Exploded Views and Parts ListsSection 7 - Exploded Views and Parts Lists DESCRIPTION12 kW and 15 kW Generator - Drawing No. 0D3417-B 48 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists DESCRIPTIONGN410 Engine - Drawing No. 0D3539-BPart Section 7 - Exploded Views and Parts Lists 50 Generac Power Systems, IncGN410 Engine - Drawing No. 0D3539-BPart Section 7 - Exploded Views and Parts Lists DESCRIPTION0C1069 PART NO. QTY Section 7 - Exploded Views and Parts ListsDESCRIPTION PART NO. QTYGenerac Power Systems, Inc Section 8 - Mounting DimensionsTRANSFER SWITCH Guardian Air54 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 CONTROL SYSTEM WARRANTY Section 10 - WarrantyEMISSION RELATED PARTS INCLUDE THE FOLLOWING Section 10 - Warranty WARRANTY SCHEDULEGENERAC POWER SYSTEMS, INC P.O. BOX WHITEWATER, WI