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

Generac Power Systems 04758-1, 04759-1, 04760-1 owner manual 04760-1 13 kW NG, 15 kW LP, Danger

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

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Installation and

Owner’s Manual

Air-cooled Automatic

Standby Generators

Models:

04758-1 (6 kW NG, 7 kW LP)

04759-1 (12 kW NG, 12 kW LP)

04760-1 (13 kW NG, 15 kW LP)

GENERAC RPOWER SYSTEMS, INC.

	This manual should remain with the unit.
!	Not intended for use as Primary Power in place of utility	!
!	or in life-support applications.	!
	or in life-support applications.

DANGER

DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY!!

Page 1

Image 1

Generac Power Systems 04758-1, 04759-1, 04760-1 owner manual Models 04758-1 6 kW NG, 7 kW LP 04759-1 12 kW NG, 12 kW LP

Contents

04760-1 13 kW NG, 15 kW LP Models 04758-1 6 kW NG, 7 kW LP 04759-1 12 kW NG, 12 kW LPThis manual should remain with the unit DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY‹ OPERATION AND MAINTENANCE ‹ CONTENTS‹ HOW TO OBTAIN SERVICE INTRODUCTIONIntroduction DANGER GENERAL HAZARDSDespite the safe design of this generator Parts of the generator are rotating and/or hotFIRE HAZARDS ELECTRICAL HAZARDSEXPLOSION HAZARDS ‹ STANDARDS INDEX1.2 PROTECTION SYSTEMS 1.1 UNPACKING/INSPECTION1.3 SYSTEM SET LED DANGER1.4 THE GENERATOR Fuel Regulator Fuel Inlet Battery CompartmentFigure 1.1 - 7 kW, Single Cylinder GH-410 Engine Figure 1.2 - 12 kW/15 kW, V-twin GT-990 Engine‹ 1.5.1 GENERATOR 1.5 SPECIFICATIONS‹ 1.5.2 ENGINE Section 1 - General Information1.6 FUEL REQUIREMENTS AND RECOMMENDATIONS 1.8 RECONFIGURING THE FUEL SYSTEM1.7 FUEL CONSUMPTION DANGER1.9 LOCATION 1.9.2 TRANSFER SWITCH 1.9.2.1 7 kW, 12 kW and 15 kW Units1.9.1 GENERATOR Figure 1.4 - Demand Regulator1.11 THE BATTERY 1.10 BATTERY INSTALLATIONFigure 1.5 - Battery Cable Connections Use tools with insulated handles Wear rubber gloves and boots2.1 BEFORE INITIAL START-UP 2.2 CHECK TRANSFER SWITCH OPERATION2.3 ELECTRICAL CHECKS The following procedures are to be observed2.5 CHECKING AUTOMATIC OPERATION 2.4 GENERATOR TESTS UNDER LOAD2.7 ENGINE GOVERNOR ADJUSTMENT 2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLYFigure 2.2 - Placement of Regulator 2.7.1 7 KW UNITS3.1 BREAK-IN PROCEDURE 2.8 VOLTAGE REGULATOR ADJUSTMENTFigure 2.3 - Engine Governor Adjustment Figure 2.5 - Voltage Adjustment Potentiometer3.4 SEQUENCE OF AUTOMATIC OPERATION 3.3 AUTOMATIC TRANSFER OPERATION‹ 3.2.1 “AUTO” POSITION ‹ 3.2.2 “OFF” POSITION3.5 MANUAL TRANSFER OPERATION ‹ 3.5.2 TRANSFER BACK TO UTILITY POWER SOURCEFigure 3.2 - Manual Transfer Switch Operation ‹ 3.5.1 TRANSFER TO GENERATOR POWER SOURCE‹ 3.7.1 LOW OIL PRESSURE SWITCH 3.6 SETTING THE EXERCISE TIMER‹ 3.7.2 HIGH TEMPERATURE SWITCH Figure 3.3 - Low Oil Pressure and High Temperature Switches4.2 CHECKING THE ENGINE OIL LEVEL 4.1 FUSE4.3 CHANGING THE ENGINE OIL Oil Dipstick and Fill‹ 4.3.2 OIL CHANGE PROCEDURE 4.5 CHANGING THE ENGINE AIR CLEANERFigure 4.6 - 7 kW, Engine Air Cleaner Location Figure 4.7 - 12 kW and 15 kW Engine Air CleanerFigure 4.8 - Setting the Spark Plug Gap 4.7 BATTERY MAINTENANCE4.6 SPARK PLUGS Use tools with insulated handles Wear rubber gloves and bootsFigure 4.10 - Valve Clearance Adjustment 4.8 ADJUSTING VALVE CLEARANCE4.9 COOLING SYSTEM Figure 4.9 - Cooling Vent Locations‹ 4.12.2 RETURN TO SERVICE 4.12 OUT OF SERVICE PROCEDURE‹ 4.12.1 REMOVAL FROM SERVICE 4.10 ATTENTION AFTER SUBMERSION4.13 SERVICE SCHEDULE PROBLEM 5.1 TROUBLESHOOTING GUIDECAUSE CORRECTIONENGINE WIRING 24 Generac Power Systems, IncSection 6 - Electrical Data Section 6 - Electrical Data Generac Power Systems, IncCONTROL PANEL BOX CUSTOMER26 Generac Power Systems, Inc Electrical Schematic - 12 & 15 kW - Drawing No. 0D8501-BSection 6 - Electrical Data Guardian Air-cooled 7 kW, 12 kW and 15 kW GeneratorsSection 6 - Electrical Data Generac Power Systems, IncENGINE WIRING 28 Generac Power Systems, IncSection 6 - Electrical Data Section 6 - Electrical Data Generac Power Systems, IncCONTROL PANEL BOX CUSTOMERSection 6 - Electrical Data 30 Generac Power Systems, Inc225A 224AGenerac Power Systems, Inc Electrical Schematic - 7 kW - Drawing No. 0D9014-CSection 6 - Electrical Data Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators32 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists9115 Generac Power Systems, Inc Section 7 - Exploded Views and Parts ListsPART NO.QTY. DESCRIPTION PART NO.QTY. DESCRIPTION34 Generac Power Systems, Inc Section 7 - Exploded Views and Parts ListsPART NO. QTY. DESCRIPTION Section 7 - Exploded Views and Parts ListsPART NO. QTY. DESCRIPTION 36 Generac Power Systems, Inc Section 7 - Exploded Views and Parts Lists2, 5, 19, 20, 39, 40, 47, 64 3, 32, 33, 34, 35, 36, 40PART NO. QTY Section 7 - Exploded Views and Parts ListsDESCRIPTION PART NO. QTY38 Generac Power Systems, Inc DESCRIPTION Section 7 - Exploded Views and Parts ListsDESCRIPTION 40 Generac Power Systems, Inc Section 7 - Exploded Views and Parts ListsDESCRIPTION Section 7 - Exploded Views and Parts Lists1.8 FT 1.25 FT42 Generac Power Systems, Inc Section 7 - Exploded Views and Parts ListsDESCRIPTION Section 7 - Exploded Views and Parts Lists2.6 FT 3 FT44 Generac Power Systems, Inc Section 7 - Exploded Views and Parts ListsDESCRIPTION Section 7 - Exploded Views and Parts Lists46 Generac Power Systems, Inc Section 7 - Exploded Views and Parts ListsDESCRIPTION Section 7 - Exploded Views and Parts Lists48 Generac Power Systems, Inc Section 7 - Exploded Views and Parts ListsFOR GT 760 ENGINE ONLY DESCRIPTION Section 7 - Exploded Views and Parts ListsALL DIMENSIONS IN MILLIMETERS INCHES 50 Generac Power Systems, IncSection 8 - Mounting Guardian Air-cooled 7 kW, 12 Drawing No. 0D3739-BSection 9 - Notes Generac Power Systems, IncGuardian Air-cooled 7 kW, 12 kW and 15 kW Generators MANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE YOUR WARRANTY RIGHTS AND OBLIGATIONSPURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES CALIFORNIA AND FEDERAL EMISSION CONTROL WARRANTY STATEMENTEMISSION RELATED PARTS INCLUDE THE FOLLOWING EMISSION CONTROL SYSTEM WARRANTYSection 10 - Warranty “PREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORS” GENERAC POWER SYSTEMS “TWO YEAR” LIMITED WARRANTY FOR GUARDIANSection 10 - Warranty WARRANTY SCHEDULE

Installation and

Air-cooled Automatic

Models:

04760-1 (13 kW NG, 15 kW LP)

*This manual should remain with the unit.*

DANGER

DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY!!

This manual should remain with the unit.