04760-1 13 kW NG, 15 kW LP
Models 04758-1 6 kW NG, 7 kW LP 04759-1 12 kW NG, 12 kW LP
This manual should remain with the unit
DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY
OPERATION AND MAINTENANCE
CONTENTS
HOW TO OBTAIN SERVICE
INTRODUCTION
Introduction
DANGER
GENERAL HAZARDS
Despite the safe design of this generator
Parts of the generator are rotating and/or hot
FIRE HAZARDS
ELECTRICAL HAZARDS
EXPLOSION HAZARDS
STANDARDS INDEX
1.2 PROTECTION SYSTEMS
1.1 UNPACKING/INSPECTION
1.3 SYSTEM SET LED
DANGER
1.4 THE GENERATOR
Fuel Regulator Fuel Inlet Battery Compartment
Figure 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 Information
1.6 FUEL REQUIREMENTS AND RECOMMENDATIONS
1.8 RECONFIGURING THE FUEL SYSTEM
1.7 FUEL CONSUMPTION
DANGER
1.9 LOCATION
1.9.2 TRANSFER SWITCH 1.9.2.1 7 kW, 12 kW and 15 kW Units
1.9.1 GENERATOR
Figure 1.4 - Demand Regulator
1.11 THE BATTERY
1.10 BATTERY INSTALLATION
Figure 1.5 - Battery Cable Connections
Use tools with insulated handles Wear rubber gloves and boots
2.1 BEFORE INITIAL START-UP
2.2 CHECK TRANSFER SWITCH OPERATION
2.3 ELECTRICAL CHECKS
The following procedures are to be observed
2.5 CHECKING AUTOMATIC OPERATION
2.4 GENERATOR TESTS UNDER LOAD
2.7 ENGINE GOVERNOR ADJUSTMENT
2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLY
Figure 2.2 - Placement of Regulator
2.7.1 7 KW UNITS
3.1 BREAK-IN PROCEDURE
2.8 VOLTAGE REGULATOR ADJUSTMENT
Figure 2.3 - Engine Governor Adjustment
Figure 2.5 - Voltage Adjustment Potentiometer
3.4 SEQUENCE OF AUTOMATIC OPERATION
3.3 AUTOMATIC TRANSFER OPERATION
3.2.1 “AUTO” POSITION
3.2.2 “OFF” POSITION
3.5 MANUAL TRANSFER OPERATION
3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE
Figure 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 Switches
4.2 CHECKING THE ENGINE OIL LEVEL
4.1 FUSE
4.3 CHANGING THE ENGINE OIL
Oil Dipstick and Fill
4.3.2 OIL CHANGE PROCEDURE
4.5 CHANGING THE ENGINE AIR CLEANER
Figure 4.6 - 7 kW, Engine Air Cleaner Location
Figure 4.7 - 12 kW and 15 kW Engine Air Cleaner
Figure 4.8 - Setting the Spark Plug Gap
4.7 BATTERY MAINTENANCE
4.6 SPARK PLUGS
Use tools with insulated handles Wear rubber gloves and boots
Figure 4.10 - Valve Clearance Adjustment
4.8 ADJUSTING VALVE CLEARANCE
4.9 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 SUBMERSION
4.13 SERVICE SCHEDULE
PROBLEM
5.1 TROUBLESHOOTING GUIDE
CAUSE
CORRECTION
ENGINE WIRING
24 Generac Power Systems, Inc
Section 6 - Electrical Data
Section 6 - Electrical Data
Generac Power Systems, Inc
CONTROL PANEL BOX
CUSTOMER
26 Generac Power Systems, Inc
Electrical Schematic - 12 & 15 kW - Drawing No. 0D8501-B
Section 6 - Electrical Data
Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 6 - Electrical Data
Generac Power Systems, Inc
ENGINE WIRING
28 Generac Power Systems, Inc
Section 6 - Electrical Data
Section 6 - Electrical Data
Generac Power Systems, Inc
CONTROL PANEL BOX
CUSTOMER
Section 6 - Electrical Data
30 Generac Power Systems, Inc
225A
224A
Generac Power Systems, Inc
Electrical Schematic - 7 kW - Drawing No. 0D9014-C
Section 6 - Electrical Data
Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators
32 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
9115
Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
PART NO.QTY. DESCRIPTION
PART NO.QTY. DESCRIPTION
34 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
PART NO. QTY. DESCRIPTION
Section 7 - Exploded Views and Parts Lists
PART NO. QTY. DESCRIPTION
36 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
2, 5, 19, 20, 39, 40, 47, 64
3, 32, 33, 34, 35, 36, 40
PART NO. QTY
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
PART NO. QTY
38 Generac Power Systems, Inc
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
40 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
1.8 FT
1.25 FT
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Section 7 - Exploded Views and Parts Lists
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
2.6 FT
3 FT
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Section 7 - Exploded Views and Parts Lists
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
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Section 7 - Exploded Views and Parts Lists
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
48 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
FOR GT 760 ENGINE ONLY
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
ALL DIMENSIONS IN MILLIMETERS INCHES
50 Generac Power Systems, Inc
Section 8 - Mounting
Guardian Air-cooled 7 kW, 12 Drawing No. 0D3739-B
Section 9 - Notes
Generac Power Systems, Inc
Guardian Air-cooled 7 kW, 12 kW and 15 kW Generators
MANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE
YOUR WARRANTY RIGHTS AND OBLIGATIONS
PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES
CALIFORNIA AND FEDERAL EMISSION CONTROL WARRANTY STATEMENT
EMISSION RELATED PARTS INCLUDE THE FOLLOWING
EMISSION CONTROL SYSTEM WARRANTY
Section 10 - Warranty
“PREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORS”
GENERAC POWER SYSTEMS “TWO YEAR” LIMITED WARRANTY FOR GUARDIAN
Section 10 - Warranty
WARRANTY SCHEDULE