Specifications | Generac Power Systems 04758-2, 04759-2, 04760-2

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Generac Power Systems 04758-2, 04759-2, 04760-2 Specifications, ‹ 1.5.1 GENERATOR, ‹ 1.5.2 ENGINE, General Information

Contents

Models 04758-2 6 kW NG, 7 kW LP 04759-2 12 kW NG, 12 kW LP 04760-2 13 kW NG, 15 kW LPThis manual should remain with the unit Installation and Owner’s Manual ‹ CONTENTS ‹ OPERATION AND MAINTENANCE‹ HOW TO OBTAIN SERVICE INTRODUCTION Introduction GENERAL HAZARDS Despite the safe design of this generatorParts of the generator are rotating and/or hot during operation. Exercise care near running generators ELECTRICAL HAZARDS FIRE HAZARDSEXPLOSION HAZARDS ‹ STANDARDS INDEX 1.1 UNPACKING/INSPECTION 1.2 PROTECTION SYSTEMS1.3 SYSTEM SET LED DANGER 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 1.8 RECONFIGURING THE FUEL SYSTEM 1.6 FUEL REQUIREMENTS AND RECOMMENDATIONS1.7 FUEL CONSUMPTION DANGER 1.9 LOCATION 1.8.2 12KW AND 15KW, 990CC ENGINES1.9.1 GENERATOR Figure 1.4 - Demand Regulator 1.10 BATTERY INSTALLATION 1.11 THE BATTERY1.9.2 TRANSFER SWITCH 1.9.2.1 7 kW, 12 kW and 15 kW Units Figure 1.5 - Battery Cable Connections 2.3 ELECTRICAL CHECKS 2.2 CHECK TRANSFER SWITCH OPERATION2.1 BEFORE INITIAL START-UP 2.4 GENERATOR TESTS UNDER LOAD 2.5 CHECKING AUTOMATIC OPERATION Figure 2.1 - Dual Fuel Regulators 2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLYFigure 2.2 - Placement of Regulator 2.7 ENGINE GOVERNOR ADJUSTMENT Figure 2.4 - V-twin Engine Governor AdjustmentFigure 2.3 - Single Cylinder Engine Governor Adjustment Figure 2.5 - V-twin Full Load Speed Adjust Screw 2.8 VOLTAGE REGULATOR ADJUSTMENT 3.1 BREAK-IN PROCEDURE3.2 USING THE AUTO/OFF/MANUAL SWITCH FIGURE Figure 2.6 - Voltage Adjustment Potentiometer 3.3 AUTOMATIC TRANSFER OPERATION 3.5 MANUAL TRANSFER OPERATION3.4 SEQUENCE OF AUTOMATIC OPERATION ‹ 3.5.1 TRANSFER TO GENERATOR POWER SOURCE ‹ 3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE ‹ 3.7.1 LOW OIL PRESSURE SWITCH‹ 3.7.2 HIGH TEMPERATURE SWITCH Figure 3.2 - Manual Transfer Switch Operation Figure 3.3 - Low Oil Pressure and High Temperature Switches 4.2 CHECKING THE ENGINE OIL LEVEL4.1 FUSE ‹ 3.7.3 OVERCRANK 4.5 CHANGING THE ENGINE AIR CLEANER ‹ 4.3.2 OIL CHANGE PROCEDURE4.3 CHANGING THE ENGINE OIL 4.4 CHANGING THE OIL FILTER 4.7 BATTERY MAINTENANCE Figure 4.6 - 7 kW, Engine Air Cleaner LocationFigure 4.7 - 12 kW and 15 kW Engine Air Cleaner Figure 4.8 - Setting the Spark Plug Gap 4.9 COOLING SYSTEM 4.8 ADJUSTING VALVE CLEARANCEFigure 4.10 - Valve Clearance Adjustment 4.12 OUT OF SERVICE PROCEDURE ‹ 4.12.2 RETURN TO SERVICE‹ 4.12.1 REMOVAL FROM SERVICE 4.10 ATTENTION AFTER SUBMERSION 4.13 SERVICE SCHEDULE 5.1 TROUBLESHOOTING GUIDE PROBLEMCAUSE CORRECTION Section 6 - Electrical Data 24 Generac Power Systems, IncENGINE WIRING CONNECTION CONTROL PANEL BOXCUSTOMER Electrical Schematic - 12 & 15 kW - Drawing No. 0D8501-B 26 Generac Power Systems, Inc Generac Power Systems, Inc 28 Generac Power Systems, Inc Section 6 - Electrical Data Generac Power Systems, Inc 224A 30 Generac Power Systems, Inc225A Electrical Schematic - 7 kW - Drawing No. 0D9014-C Section 7 - Exploded Views and Parts Lists 32 Generac Power Systems, Inc PART NO. QTY. DESCRIPTION 34 Generac Power Systems, Inc PART NO. QTY. DESCRIPTION 35, 36, 40 36 Generac Power Systems, Inc27, 28 PART NO. QTY DESCRIPTION 38 Generac Power Systems, Inc DESCRIPTION 40 Generac Power Systems, Inc 14 20 1.8 FT 1.25 FT 42 Generac Power Systems, Inc 1.33 FT 2.6 FT3 FT 44 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists 46 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists 48 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists 50 Generac Power Systems, Inc ALL DIMENSIONS IN MILLIMETERS INCHESSection 8 - Mounting Guardian Air-cooled 7 kW, 12 Drawing No. 0D3739-B Section 9 - Notes YOUR WARRANTY RIGHTS AND OBLIGATIONS MANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGEPURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES CALIFORNIA AND FEDERAL EMISSION CONTROL WARRANTY STATEMENT EMISSION CONTROL SYSTEM WARRANTY EMISSION RELATED PARTS INCLUDE THE FOLLOWING GENERAC POWER SYSTEMS TWO YEAR LIMITED WARRANTY FOR GUARDIAN PREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORSWARRANTY SCHEDULE THIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING