Generac Power Systems 04758-2, 04759-2, 04760-2 specs

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Generac Power Systems 04758-2, 04759-2, 04760-2 Attention After Submersion, Corrosion Protection, Out Of Service Procedure

Contents

Installation and Owner’s Manual Models 04758-2 6 kW NG, 7 kW LP 04759-2 12 kW NG, 12 kW LP04760-2 13 kW NG, 15 kW LP This manual should remain with the unit INTRODUCTION ‹ CONTENTS‹ OPERATION AND MAINTENANCE ‹ HOW TO OBTAIN SERVICE Introduction during operation. Exercise care near running generators GENERAL HAZARDSDespite the safe design of this generator Parts of the generator are rotating and/or hot ‹ STANDARDS INDEX ELECTRICAL HAZARDSFIRE HAZARDS EXPLOSION HAZARDS DANGER 1.1 UNPACKING/INSPECTION1.2 PROTECTION SYSTEMS 1.3 SYSTEM SET LED Figure 1.2 - 12 kW/15 kW, V-twin GT-990/760 Engine 1.4 THE GENERATORFigure 1.1 - 7 kW, Single Cylinder GH-410 Engine ‹ 1.5.2 ENGINE 1.5 SPECIFICATIONS‹ 1.5.1 GENERATOR DANGER 1.8 RECONFIGURING THE FUEL SYSTEM1.6 FUEL REQUIREMENTS AND RECOMMENDATIONS 1.7 FUEL CONSUMPTION Figure 1.4 - Demand Regulator 1.9 LOCATION1.8.2 12KW AND 15KW, 990CC ENGINES 1.9.1 GENERATOR Figure 1.5 - Battery Cable Connections 1.10 BATTERY INSTALLATION1.11 THE BATTERY 1.9.2 TRANSFER SWITCH 1.9.2.1 7 kW, 12 kW and 15 kW Units 2.3 ELECTRICAL CHECKS 2.2 CHECK TRANSFER SWITCH OPERATION2.1 BEFORE INITIAL START-UP 2.5 CHECKING AUTOMATIC OPERATION 2.4 GENERATOR TESTS UNDER LOAD Figure 2.1 - Dual Fuel Regulators 2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLYFigure 2.2 - Placement of Regulator Figure 2.5 - V-twin Full Load Speed Adjust Screw 2.7 ENGINE GOVERNOR ADJUSTMENTFigure 2.4 - V-twin Engine Governor Adjustment Figure 2.3 - Single Cylinder Engine Governor Adjustment Figure 2.6 - Voltage Adjustment Potentiometer 2.8 VOLTAGE REGULATOR ADJUSTMENT3.1 BREAK-IN PROCEDURE 3.2 USING THE AUTO/OFF/MANUAL SWITCH FIGURE ‹ 3.5.1 TRANSFER TO GENERATOR POWER SOURCE 3.3 AUTOMATIC TRANSFER OPERATION3.5 MANUAL TRANSFER OPERATION 3.4 SEQUENCE OF AUTOMATIC OPERATION Figure 3.2 - Manual Transfer Switch Operation ‹ 3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE‹ 3.7.1 LOW OIL PRESSURE SWITCH ‹ 3.7.2 HIGH TEMPERATURE SWITCH ‹ 3.7.3 OVERCRANK Figure 3.3 - Low Oil Pressure and High Temperature Switches4.2 CHECKING THE ENGINE OIL LEVEL 4.1 FUSE 4.4 CHANGING THE OIL FILTER 4.5 CHANGING THE ENGINE AIR CLEANER‹ 4.3.2 OIL CHANGE PROCEDURE 4.3 CHANGING THE ENGINE OIL Figure 4.8 - Setting the Spark Plug Gap 4.7 BATTERY MAINTENANCEFigure 4.6 - 7 kW, Engine Air Cleaner Location Figure 4.7 - 12 kW and 15 kW Engine Air Cleaner 4.9 COOLING SYSTEM 4.8 ADJUSTING VALVE CLEARANCEFigure 4.10 - Valve Clearance Adjustment 4.10 ATTENTION AFTER SUBMERSION 4.12 OUT OF SERVICE PROCEDURE‹ 4.12.2 RETURN TO SERVICE ‹ 4.12.1 REMOVAL FROM SERVICE 4.13 SERVICE SCHEDULE CORRECTION 5.1 TROUBLESHOOTING GUIDEPROBLEM CAUSE Section 6 - Electrical Data 24 Generac Power Systems, IncENGINE WIRING CONNECTION CONTROL PANEL BOXCUSTOMER 26 Generac Power Systems, Inc Electrical Schematic - 12 & 15 kW - Drawing No. 0D8501-B Section 6 - Electrical Data Section 6 - Electrical Data 28 Generac Power Systems, Inc CUSTOMER 224A 30 Generac Power Systems, Inc225A Electrical Schematic - 7 kW - Drawing No. 0D9014-C 32 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists PART NO. QTY. DESCRIPTION 34 Generac Power Systems, Inc PART NO. QTY. DESCRIPTION 35, 36, 40 36 Generac Power Systems, Inc27, 28 DESCRIPTION PART NO. QTY 38 Generac Power Systems, Inc DESCRIPTION 14 20 40 Generac Power Systems, Inc 1.25 FT 1.8 FT 42 Generac Power Systems, Inc 1.33 FT 2.6 FT3 FT 44 Generac Power Systems, Inc DESCRIPTION 46 Generac Power Systems, Inc DESCRIPTION 48 Generac Power Systems, Inc DESCRIPTION Guardian Air-cooled 7 kW, 12 Drawing No. 0D3739-B 50 Generac Power Systems, IncALL DIMENSIONS IN MILLIMETERS INCHES Section 8 - Mounting Section 9 - Notes CALIFORNIA AND FEDERAL EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONSMANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES EMISSION RELATED PARTS INCLUDE THE FOLLOWING EMISSION CONTROL SYSTEM WARRANTY THIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING GENERAC POWER SYSTEMS TWO YEAR LIMITED WARRANTY FOR GUARDIANPREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORS WARRANTY SCHEDULE