life-support applications
Not intended for use as Primary Power in place of utility or in
Installation and Owner’s Manual
DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY
OPERATION AND MAINTENANCE
CONTENTS
HOW TO OBTAIN SERVICE
INTRODUCTION
and Adjustments
Section 2 - Post Installation Start-up
Section 4 - Maintenance
Section 5 - Troubleshooting
IMPORTANT SAFETY INSTRUCTIONS
GENERAL HAZARDS
WARNING
DANGER
FIRE HAZARDS
ELECTRICAL HAZARDS
EXPLOSION HAZARDS
STANDARDS INDEX
1.1 UNPACKING/INSPECTION
1.3.1 SECTION 210.12 ARC FAULT CIRCUIT INTERRUPTER PROTECTION
1.2 PROTECTION SYSTEMS
BREAKER FOR BEDROOMS
Figure 1.1 - 7 kW, Single Cylinder GH-410 Engine
1.4 THE GENERATOR
Figure 1.2 - 12 kW and 15 kW, V-twin GT-990/760 Engine
Section 1 - General Information
1.5.1 GENERATOR
1.5 SPECIFICATIONS
1.5.2 ENGINE
Section 1 - General Information
1.6 SYSTEM SET LED
1.9 RECONFIGURING THE FUEL SYSTEM
1.7 FUEL REQUIREMENTS AND RECOMMENDATIONS
1.8 FUEL CONSUMPTION
1.9.2 12KW AND 15KW, V-TWIN ENGINES
1.10 LOCATION
1.10.1 GENERATOR
Figure 1.4 - Demand Regulator
1.12 THE BATTERY
1.11 BATTERY INSTALLATION
1.10.2 TRANSFER SWITCH 1.10.2.1 7 kW, 12 kW and 15 kW Units
Figure 1.5 - Battery Cable Connections
2.1 BEFORE INITIAL START-UP
2.2 CHECK TRANSFER SWITCH OPERATION
2.3 ELECTRICAL CHECKS
Section 2 - Post Installation Start-up and Adjustments
2.5 CHECKING AUTOMATIC OPERATION
2.4 GENERATOR TESTS UNDER LOAD
Section 2 - Post Installation Start-up and Adjustments
DANGER
Figure 2.2 - Placement of Regulator
2.6 ADJUSTING THE REGULATOR NATURAL GAS ONLY
Figure 2.1 - Dual Fuel Regulators
Section 2 - Post Installation Start-up and Adjustments
Figure 2.3 - Engine Governor Adjustment Single Cylinder Engines
2.7 ENGINE GOVERNOR ADJUSTMENT
Figure 2.4 - Engine Governor Adjustment V-twin Engines
Figure 2.5 - Full Load Speed Adjust Screw V-twin Engines
3.1 BREAK-IN PROCEDURE
2.8 VOLTAGE REGULATOR ADJUSTMENT
Figure 2.6 - Voltage Adjustment Potentiometer
3.2.1 “AUTO” POSITION
3.3 AUTOMATIC TRANSFER OPERATION
3.3.1 12 VDC ACCESSORY OUTLET
3.4 SEQUENCE OF AUTOMATIC OPERATION
3.2.2 “OFF” POSITION
Figure 3.2 - Manual Transfer Switch Operation
3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE
3.5.1 TRANSFER TO GENERATOR POWER SOURCE
3.5 MANUAL TRANSFER OPERATION
3.7.2 HIGH TEMPERATURE SWITCH
3.6 SETTING THE EXERCISE TIMER
3.7.1 LOW OIL PRESSURE SWITCH
Figure 3.3 - Low Oil Pressure and High Temperature Switches
4.2 CHECKING THE ENGINE OIL LEVEL
4.1 FUSES
Oil Dipstick and Fill
3.7.4 OVERSPEED
4.3.2 OIL CHANGE PROCEDURE
4.5 CHANGING THE ENGINE AIR CLEANER
Figure 4.6 - 7 kW, Engine Air Cleaner Location
Air Cleaner
Figure 4.7 - 12 kW and 15 kW Engine Air Cleaner
4.7 BATTERY MAINTENANCE
Figure 4.8 - Setting the Spark Plug Gap
4.6 SPARK PLUGS
Figure 4.10 - Valve Clearance Adjustment
4.8 ADJUSTING GH-410/GT-990/760 VALVE CLEARANCE
4.9 COOLING SYSTEM
Figure 4.9 - Cooling Vent Locations
4.12.1 REMOVAL FROM SERVICE
4.12 OUT OF SERVICE PROCEDURE
4.12.2 RETURN TO SERVICE
4.10 ATTENTION AFTER SUBMERSION
ATTENTION It is recommended that all service work
4.13 SERVICE SCHEDULE
Section 4 - Maintenance
be performed by the nearest Authorized Dealer
Problem
5.1 TROUBLESHOOTING GUIDE
Cause
Correction
Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 6 - Notes
Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 6 - Notes
Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 6 - Notes
Section 7 - Electrical Data
Section 7 - Electrical Data
Wiring Diagram - V-Twin - Drawing No. 0E9016
Air-cooled 7 kW, 12 kW and 15 kW Generators
CUSTOMER CONNECTION
Section 7 - Electrical Data
BATTERY
Section 7 - Electrical Data
ENGINE WIRING
Wiring Diagram - Single Cylinder - Drawing No. 0E9014
LOP - LOW OIL PRESSURE SWITCH SC - STARTER CONTACTOR
SW1 - AUTO / OFF / MANUAL SWITCH SW2 - SET EXERCISE SWITCH
Wiring Diagram - Single Cylinder - Drawing No. 0E9014
Section 7 - Electrical Data
Air-cooled 7 kW, 12 kW and 15 kW Generators
Electrical Schematic - Single Cylinder - Drawing No. 0E9015
Section 7 - Electrical Data
Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 7 - Electrical Data
Wiring Diagram - 8 Circuit Load Center - Drawing No. 0E7687A
Section 7 - Electrical Data
Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 7 - Electrical Data
Wiring Diagram - 12 Circuit Load Center - Drawing No. 0E7687$
Section 7 - Electrical Data
Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 7 - Electrical Data
TS-TERMINAL STRIP XA,XB-LIMIT SWITCHES
Electrical Schematic - 8 Circuit Load Center - Drawing No. 0E7815A
ATS-AUTOMATIC TRANSFER SWITCH
Section 7 - Electrical Data
Section 7 - Electrical Data
PRE PACKAGED UNITS ONLY
Section 8 - Exploded Views and Parts Lists
PART NO. QTY. DESCRIPTION
Section 8 - Exploded Views and Parts Lists
PART NO. QTY. DESCRIPTION
Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 8 - Exploded Views and Parts Lists
PART NO. QTY
Section 8 - Exploded Views and Parts Lists
DESCRIPTION
PART NO. QTY
Section 8 - Exploded Views and Parts Lists
7 kW, 8 Circuit Load Center Assembly - Drawing No. 0E7975-B
Air-cooled 7 kW, 12 kW and 15 kW Generators
7 kW, 8 Circuit Load Center Assembly - Drawing No. 0E7975-B
Section 8 - Exploded Views and Parts Lists
DESCRIPTION
Air-cooled 7 kW, 12 kW and 15 kW Generators
Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 8 - Exploded Views and Parts Lists
Section 8 - Exploded Views and Parts Lists
DESCRIPTION
Air-cooled 7 kW, 12 kW and 15 kW Generators
GT-990/760
Views and Parts Lists
Air-cooled
Engine
PART NO. QTY. DESCRIPTION
Section 8 - Exploded Views and Parts Lists
PART NO. QTY. DESCRIPTION
Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 8 - Exploded Views and Parts Lists
PART NO. QTY. DESCRIPTION
Section 8 - Exploded Views and Parts Lists
PART NO. QTY. DESCRIPTION
Air-cooled 7 kW, 12 kW and 15 kW Generators
Section 8 - Exploded Views and Parts Lists
Air-cooled 7 kW, 12 kW and 15 kW Generators
7 kW Generator - Drawing No. 0D3504-E
DESCRIPTION
Section 8 - Exploded Views and Parts Lists
Air-cooled 7 kW, 12 kW and 15 kW Generators
7 kW Generator - Drawing No. 0D3504-E
32 31
Section 8 - Exploded Views and Parts Lists
Air-cooled 7 kW, 12 kW and 15 kW Generators
12 kW and 15 kW Generator - Drawing No. 0D3417-L
DESCRIPTION
Section 8 - Exploded Views and Parts Lists
Air-cooled 7 kW, 12 kW and 15 kW Generators
12 kW and 15 kW Generator - Drawing No. 0D3417-L
Section 8 - Exploded Views and Parts Lists
DESCRIPTION
Section 8 - Exploded Views and Parts Lists
Air-cooled 7 kW, 12 kW and 15 kW Generators
GN410 Engine - Drawing No. 0F3981-A Part
Section 8 - Exploded Views and Parts Lists
DESCRIPTION
Section 8 - Exploded Views and Parts Lists
Air-cooled 7 kW, 12 kW and 15 kW Generators
GN410 Engine - Drawing No. 0F3981-A Part
DESCRIPTION
PART NO. QTY
PART NO. QTY
DESCRIPTION
ALL DIMENSIONS IN MILLIMETERS INCHES
Section 9 - Mounting Dimensions
TRANSFER SWITCH IF SUPPLIED
Air-cooled 7 kW, 12 kW and 15 kW Generators Drawing No. 0D3739-C
MANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE
YOUR WARRANTY RIGHTS AND OBLIGATIONS
PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES
CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT
EMISSION RELATED PARTS INCLUDE THE FOLLOWING
EMISSION CONTROL SYSTEM WARRANTY
Section 10 - Warranty
Air-cooled 7 kW, 12 kW and 15 kW Generators
WARRANTY SCHEDULE
GENERAC POWER SYSTEMS TWO YEAR LIMITED WARRANTY FOR GUARDIAN
THIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING
PREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORS