Manuals / Generac Power Systems / Lawn and Garden / Portable Generator

Generac Power Systems 04758-1, 04759-1, 04760-1 owner manual FOR GT 760 ENGINE ONLY

Models: 04758-1, 04759-1, 04760-1

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Section 7 — Exploded Views and Parts Lists

Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators Gas Regulator – Drawing No. 0D8720-B

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Generac Power Systems 04758-1, 04759-1, 04760-1 owner manual FOR GT 760 ENGINE ONLY, Exploded Views and Parts Lists

Contents

This manual should remain with the unit Models 04758-1 6 kW NG, 7 kW LP 04759-1 12 kW NG, 12 kW LP04760-1 13 kW NG, 15 kW LP DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY‹ HOW TO OBTAIN SERVICE ‹ CONTENTS‹ OPERATION AND MAINTENANCE INTRODUCTIONIntroduction Despite the safe design of this generator GENERAL HAZARDSDANGER Parts of the generator are rotating and/or hotEXPLOSION HAZARDS ELECTRICAL HAZARDSFIRE HAZARDS ‹ STANDARDS INDEX1.3 SYSTEM SET LED 1.1 UNPACKING/INSPECTION1.2 PROTECTION SYSTEMS DANGERFigure 1.1 - 7 kW, Single Cylinder GH-410 Engine Fuel Regulator Fuel Inlet Battery Compartment1.4 THE GENERATOR Figure 1.2 - 12 kW/15 kW, V-twin GT-990 Engine‹ 1.5.2 ENGINE 1.5 SPECIFICATIONS‹ 1.5.1 GENERATOR Section 1 - General Information1.7 FUEL CONSUMPTION 1.8 RECONFIGURING THE FUEL SYSTEM1.6 FUEL REQUIREMENTS AND RECOMMENDATIONS DANGER1.9.1 GENERATOR 1.9.2 TRANSFER SWITCH 1.9.2.1 7 kW, 12 kW and 15 kW Units1.9 LOCATION Figure 1.4 - Demand RegulatorFigure 1.5 - Battery Cable Connections 1.10 BATTERY INSTALLATION1.11 THE BATTERY Use tools with insulated handles Wear rubber gloves and boots2.3 ELECTRICAL CHECKS 2.2 CHECK TRANSFER SWITCH OPERATION2.1 BEFORE INITIAL START-UP The following procedures are to be observed2.4 GENERATOR TESTS UNDER LOAD 2.5 CHECKING AUTOMATIC OPERATIONFigure 2.2 - Placement of Regulator 2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLY2.7 ENGINE GOVERNOR ADJUSTMENT 2.7.1 7 KW UNITSFigure 2.3 - Engine Governor Adjustment 2.8 VOLTAGE REGULATOR ADJUSTMENT3.1 BREAK-IN PROCEDURE Figure 2.5 - Voltage Adjustment Potentiometer‹ 3.2.1 “AUTO” POSITION 3.3 AUTOMATIC TRANSFER OPERATION3.4 SEQUENCE OF AUTOMATIC OPERATION ‹ 3.2.2 “OFF” POSITIONFigure 3.2 - Manual Transfer Switch Operation ‹ 3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE3.5 MANUAL TRANSFER OPERATION ‹ 3.5.1 TRANSFER TO GENERATOR POWER SOURCE‹ 3.7.2 HIGH TEMPERATURE SWITCH 3.6 SETTING THE EXERCISE TIMER‹ 3.7.1 LOW OIL PRESSURE SWITCH Figure 3.3 - Low Oil Pressure and High Temperature Switches4.3 CHANGING THE ENGINE OIL 4.1 FUSE4.2 CHECKING THE ENGINE OIL LEVEL Oil Dipstick and FillFigure 4.6 - 7 kW, Engine Air Cleaner Location 4.5 CHANGING THE ENGINE AIR CLEANER‹ 4.3.2 OIL CHANGE PROCEDURE Figure 4.7 - 12 kW and 15 kW Engine Air Cleaner4.6 SPARK PLUGS 4.7 BATTERY MAINTENANCEFigure 4.8 - Setting the Spark Plug Gap Use tools with insulated handles Wear rubber gloves and boots4.9 COOLING SYSTEM 4.8 ADJUSTING VALVE CLEARANCEFigure 4.10 - Valve Clearance Adjustment Figure 4.9 - Cooling Vent Locations‹ 4.12.1 REMOVAL FROM SERVICE 4.12 OUT OF SERVICE PROCEDURE‹ 4.12.2 RETURN TO SERVICE 4.10 ATTENTION AFTER SUBMERSION4.13 SERVICE SCHEDULE CAUSE 5.1 TROUBLESHOOTING GUIDEPROBLEM CORRECTIONSection 6 - Electrical Data 24 Generac Power Systems, IncENGINE WIRING CONTROL PANEL BOX Generac Power Systems, IncSection 6 - Electrical Data CUSTOMERSection 6 - Electrical Data Electrical Schematic - 12 & 15 kW - Drawing No. 0D8501-B26 Generac Power Systems, Inc Guardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsGenerac Power Systems, Inc Section 6 - Electrical DataSection 6 - Electrical Data 28 Generac Power Systems, IncENGINE WIRING CONTROL PANEL BOX Generac Power Systems, IncSection 6 - Electrical Data CUSTOMER225A 30 Generac Power Systems, IncSection 6 - Electrical Data 224ASection 6 - Electrical Data Electrical Schematic - 7 kW - Drawing No. 0D9014-CGenerac Power Systems, Inc Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators9115 Section 7 - Exploded Views and Parts Lists32 Generac Power Systems, Inc PART NO.QTY. DESCRIPTION Section 7 - Exploded Views and Parts ListsGenerac Power Systems, Inc PART NO.QTY. DESCRIPTIONSection 7 - Exploded Views and Parts Lists 34 Generac Power Systems, IncPART NO. QTY. DESCRIPTION Section 7 - Exploded Views and Parts ListsPART NO. QTY. DESCRIPTION 2, 5, 19, 20, 39, 40, 47, 64 Section 7 - Exploded Views and Parts Lists36 Generac Power Systems, Inc 3, 32, 33, 34, 35, 36, 40DESCRIPTION Section 7 - Exploded Views and Parts ListsPART NO. QTY PART NO. QTY38 Generac Power Systems, Inc DESCRIPTION Section 7 - Exploded Views and Parts ListsDESCRIPTION Section 7 - Exploded Views and Parts Lists 40 Generac Power Systems, Inc1.8 FT Section 7 - Exploded Views and Parts ListsDESCRIPTION 1.25 FTSection 7 - Exploded Views and Parts Lists 42 Generac Power Systems, Inc2.6 FT Section 7 - Exploded Views and Parts ListsDESCRIPTION 3 FTSection 7 - Exploded Views and Parts Lists 44 Generac Power Systems, IncSection 7 - Exploded Views and Parts Lists DESCRIPTIONSection 7 - Exploded Views and Parts Lists 46 Generac Power Systems, IncSection 7 - Exploded Views and Parts Lists DESCRIPTIONFOR GT 760 ENGINE ONLY Section 7 - Exploded Views and Parts Lists48 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists DESCRIPTIONSection 8 - Mounting 50 Generac Power Systems, IncALL DIMENSIONS IN MILLIMETERS INCHES Guardian Air-cooled 7 kW, 12 Drawing No. 0D3739-BGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators Generac Power Systems, IncSection 9 - Notes PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES YOUR WARRANTY RIGHTS AND OBLIGATIONSMANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE CALIFORNIA AND FEDERAL EMISSION CONTROL WARRANTY STATEMENTSection 10 - Warranty EMISSION CONTROL SYSTEM WARRANTYEMISSION RELATED PARTS INCLUDE THE FOLLOWING Section 10 - Warranty GENERAC POWER SYSTEMS “TWO YEAR” LIMITED WARRANTY FOR GUARDIAN“PREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORS” WARRANTY SCHEDULE

FOR GT 760 ENGINE ONLY 35

48 Generac® Power Systems, Inc.