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

Generac Power Systems 04758-2, 04759-2, 04760-2 owner manual 04760-2 13 kW NG, 15 kW LP, Danger

Models: 04758-2, 04759-2, 04760-2

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Installation and

Owner’s Manual

Air-cooled Automatic

Standby Generators

Models:

04758-2 (6 kW NG, 7 kW LP)

04759-2 (12 kW NG, 12 kW LP)

04760-2 (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 04758-2, 04759-2, 04760-2 owner manual Models 04758-2 6 kW NG, 7 kW LP 04759-2 12 kW NG, 12 kW LP

Contents

04760-2 13 kW NG, 15 kW LP Models 04758-2 6 kW NG, 7 kW LP 04759-2 12 kW NG, 12 kW LPThis manual should remain with the unit Installation and Owner’s Manual‹ 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 DANGERFigure 1.1 - 7 kW, Single Cylinder GH-410 Engine 1.4 THE GENERATORFigure 1.2 - 12 kW/15 kW, V-twin GT-990/760 Engine Generac Power Systems, Inc‹ 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 DANGER1.8.2 12KW AND 15KW, 990CC ENGINES 1.9 LOCATION1.9.1 GENERATOR Figure 1.4 - Demand Regulator1.11 THE BATTERY 1.10 BATTERY INSTALLATION1.9.2 TRANSFER SWITCH 1.9.2.1 7 kW, 12 kW and 15 kW Units Figure 1.5 - Battery Cable Connections2.1 BEFORE INITIAL START-UP 2.2 CHECK TRANSFER SWITCH OPERATION2.3 ELECTRICAL CHECKS DANGER2.5 CHECKING AUTOMATIC OPERATION 2.4 GENERATOR TESTS UNDER LOADDANGER Figure 2.2 - Placement of Regulator 2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLYFigure 2.1 - Dual Fuel Regulators Figure 2.4 - V-twin Engine Governor Adjustment 2.7 ENGINE GOVERNOR ADJUSTMENTFigure 2.3 - Single Cylinder Engine Governor Adjustment Figure 2.5 - V-twin Full Load Speed Adjust Screw3.1 BREAK-IN PROCEDURE 2.8 VOLTAGE REGULATOR ADJUSTMENT3.2 USING THE AUTO/OFF/MANUAL SWITCH FIGURE Figure 2.6 - Voltage Adjustment Potentiometer3.5 MANUAL TRANSFER OPERATION 3.3 AUTOMATIC TRANSFER OPERATION3.4 SEQUENCE OF AUTOMATIC OPERATION ‹ 3.5.1 TRANSFER TO GENERATOR POWER SOURCE‹ 3.7.1 LOW OIL PRESSURE SWITCH ‹ 3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE‹ 3.7.2 HIGH TEMPERATURE SWITCH Figure 3.2 - Manual Transfer Switch Operation4.2 CHECKING THE ENGINE OIL LEVEL Figure 3.3 - Low Oil Pressure and High Temperature Switches4.1 FUSE ‹ 3.7.3 OVERCRANK‹ 4.3.2 OIL CHANGE PROCEDURE 4.5 CHANGING THE ENGINE AIR CLEANER4.3 CHANGING THE ENGINE OIL 4.4 CHANGING THE OIL FILTERFigure 4.6 - 7 kW, Engine Air Cleaner Location 4.7 BATTERY MAINTENANCEFigure 4.7 - 12 kW and 15 kW Engine Air Cleaner Figure 4.8 - Setting the Spark Plug GapFigure 4.10 - Valve Clearance Adjustment 4.8 ADJUSTING VALVE CLEARANCE4.9 COOLING SYSTEM ‹ 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 ListsGenerac 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 Lists27, 28 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 Lists14 20 DESCRIPTION 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 ListsDESCRIPTION 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 STATEMENTSection 10 - Warranty EMISSION CONTROL SYSTEM WARRANTYEMISSION RELATED PARTS INCLUDE THE FOLLOWING PREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORS GENERAC POWER SYSTEMS TWO YEAR LIMITED WARRANTY FOR GUARDIANSection 10 - Warranty WARRANTY SCHEDULE

Installation and

Air-cooled Automatic

Models:

04760-2 (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.