This manual should remain with the unit
Models 04673-2 6 kW NG, 7 kW LP 04674-2 12 kW NG, 12 kW LP
04675-3 13 kW NG, 15 kW LP
Installation and Owner’s Manual
DANGER
INTRODUCTION
AUTHORIZED DEALER LOCATION
safety and/or property of others
Introduction
Please read all hazards carefully
GENERAL HAZARDS
DANGER
Despite the safe design of this generator
EXPLOSION HAZARDS
ELECTRICAL HAZARDS
FIRE HAZARDS
STANDARDS INDEX
1.3 SYSTEM SET LED
1.1 UNPACKING/INSPECTION
1.2 PROTECTION SYSTEMS
DANGER
Figure 1.1 - 7 kW, Single Cylinder GH-410 Engine
1.4 THE GENERATOR
Generac Power Systems, Inc
Figure 1.2 - 12 kW/15 kW, V-twin GT-990/760 Engine
1.5.2 ENGINE
1.5 SPECIFICATIONS
1.5.1 GENERATOR
Section 1 - General Information
1.7 FUEL CONSUMPTION
1.8 RECONFIGURING THE FUEL SYSTEM
1.6 FUEL REQUIREMENTS AND RECOMMENDATIONS
Figure 1.3 - Demand Regulator
1.9.1 GENERATOR
1.9 LOCATION
1.9.2 TRANSFER SWITCH
1.9.2.1 7 kW, 12 kW and 15 kW Units
Figure 1.5 - Battery Cable Connections
1.10 BATTERY INSTALLATION
1.11 THE BATTERY
Use tools with insulated handles Wear rubber gloves and boots
2.3 ELECTRICAL CHECKS
2.2 CHECK TRANSFER SWITCH OPERATION
2.1 BEFORE INITIAL START-UP
The following procedures are to be observed
2.4 GENERATOR TESTS UNDER LOAD
2.5 CHECKING AUTOMATIC OPERATION
Figure 2.2 - Placement of Regulator
2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLY
2.7 ENGINE GOVERNOR ADJUSTMENT
Do not make any unnecessary adjustments
Figure 2.5 - V-twin Full Load Speed Adjust Screw
2.8 VOLTAGE REGULATOR ADJUSTMENT
Figure 2.3 - Single Cylinder Engine Governor Adjustment
Figure 2.4 - V-twin Engine Governor Adjustment
3.4 SEQUENCE OF AUTOMATIC OPERATION
3.1 BREAK-IN PROCEDURE
3.3 AUTOMATIC TRANSFER OPERATION
3.2 USING THE AUTO/OFF/MANUAL SWITCH FIGURE
Figure 3.2 - Manual Transfer Switch Operation
3.5 MANUAL TRANSFER OPERATION
3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE
3.5.1 TRANSFER TO GENERATOR POWER SOURCE
Figure 3.3 - Low Oil Pressure and High Temperature Switches
3.6 SETTING THE EXERCISE TIMER
3.7 PROTECTION SYSTEMS
Low Oil Switch
4.3 CHANGING THE ENGINE OIL
4.1 FUSE
4.2 CHECKING THE ENGINE OIL LEVEL
Oil Dipstick and Fill
Oil Drain Hose Oil Filter
4.5 CHANGING THE ENGINE AIR CLEANER
4.4 CHANGING THE OIL FILTER
Figure 4.6 - 7 kW, Engine Air Cleaner Location
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
The maximum ambient temperature for the generator is 48.9 C 104 F
4.11 CORROSION PROTECTION
4.12 OUT OF SERVICE PROCEDURE
4.10 ATTENTION AFTER SUBMERSION
4.12.2 RETURN TO SERVICE
4.13 SERVICE SCHEDULE
CAUSE
5.1 TROUBLESHOOTING GUIDE
PROBLEM
CORRECTION
24 Generac Power Systems, Inc
ENGINE WIRING
Section 6 - Electrical Data
CONTROL PANEL BOX
Generac Power Systems, Inc
Section 6 - Electrical Data
CUSTOMER
Section 6 - Electrical Data
Electrical Schematic - 12 & 15 kW - Drawing No. 0D8501-B
26 Generac Power Systems, Inc
Generac Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 6 - Electrical Data
Electrical Schematic - 12 & 15 kW - Drawing No. 0D8501-B
Generac Power Systems, Inc
Generac Air-cooled 7 kW, 12 kW and 15 kW Generators
28 Generac Power Systems, Inc
ENGINE WIRING
Section 6 - Electrical Data
CONTROL PANEL BOX
Generac Power Systems, Inc
Section 6 - Electrical Data
CUSTOMER
Section 6 - Electrical Data
Electrical Schematic - 7 kW - Drawing No. 0D9014-C
30 Generac Power Systems, Inc
Generac Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 6 - Electrical Data
Electrical Schematic - 7 kW - Drawing No. 0D9014-C
Generac Power Systems, Inc
Generac Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 7 - Exploded Views and Parts Lists
32 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
PART NO. QTY. DESCRIPTION
PART NO. QTY. DESCRIPTION
Generac Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 7 - Exploded Views and Parts Lists
34 Generac Power Systems, Inc
Control Panel - Drawing No. 0E7974-G
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
PART NO. QTY
PART NO. QTY
1310
and Parts Lists
36 Generac Power
16B 16A
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
PART NO. QTY
PART NO. QTY
Section 7 - Exploded Views and Parts Lists
38 Generac Power Systems, Inc
ITEM PART NO. QTY. DESCRIPTION
Section 7 - Exploded Views and Parts Lists
ITEM PART NO. QTY. DESCRIPTION
SCREW SHOULDER 8MM M6-1.0 X
Section 7 - Exploded Views and Parts Lists
40 Generac Power Systems, Inc
14 20
1.8 FT
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
1.25 FT
Generac Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 7 - Exploded Views and Parts Lists
42 Generac Power Systems, Inc
12 kW and 15 kW Generator - Drawing No. 0D3417-J
2.6 FT
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
3 FT
Section 7 - Exploded Views and Parts Lists
44 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
Generac Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 7 - Exploded Views and Parts Lists
46 Generac Power Systems, Inc
GN410 Engine - Drawing No. 0E9180-B Part
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
DESCRIPTION
ALL DIMENSIONS IN MILLIMETERS INCHES
Dimensions
50 Generac Power Systems, Inc
Section 8 - Mounting
Generac Power Systems, Inc
Section 9 - Notes
Generac Air-cooled 7 kW, 12 kW and 15 kW Generators
MANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE
CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT
YOUR WARRANTY RIGHTS AND OBLIGATIONS
PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES
EMISSION CONTROL SYSTEM WARRANTY
Section 10 - Warranty
EMISSION RELATED PARTS INCLUDE THE FOLLOWING
Section 10 - Warranty
GENERAC POWER SYSTEMS STANDARD TWO-YEAR LIMITED WARRANTY
FOR GENERAC RESIDENTIAL AND LIGHT COMMERCIAL UNITS
WARRANTY SCHEDULE