DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY
POWER SYSTEMS, INC
DANGER
Air-cooled,Prepackaged
CONTENTS
OPERATION AND MAINTENANCE
HOW TO OBTAIN SERVICE
INTRODUCTION
Introduction
GENERAL HAZARDS
DANGER
ELECTRICAL HAZARDS
FIRE HAZARDS
EXPLOSION HAZARDS
STANDARDS INDEX
1.1UNPACKING/INSPECTION
1.2PROTECTION SYSTEMS
1.3SYSTEM SET LED
DANGER
Figure 1.1 - 7 kW, Single Cylinder GH-410Engine
1.4YOUR GENERATOR
Figure 1.2 - 12 kW and 15 kW, V-twin GT-990Engine
1.5 SPECIFICATIONS
1.5.1 GENERATOR
1.5.2 ENGINE
Section 1 - General Information
1.8RECONFIGURING THE FUEL SYSTEM
1.6FUEL REQUIREMENTS AND RECOMMENDATIONS
1.7FUEL CONSUMPTION
DANGER
1.9.2 TRANSFER SWITCH
1.9LOCATION
1.9.1 GENERATOR
1.9.2.1 7 kW, 12 kW and 15 kW Units
1.10 BATTERY INSTALLATION
1.11 THE BATTERY
Figure 1.5 - Battery Cable Connections
DANGER
2.2CHECK TRANSFER SWITCH OPERATION
2.1BEFORE INITIAL START-UP
2.3ELECTRICAL CHECKS
DANGER
2.4GENERATOR TESTS UNDER LOAD
2.5CHECKING AUTOMATIC OPERATION
2.6ADJUSTING THE REGULATOR NATURAL GAS ONLY
2.7ENGINE GOVERNOR ADJUSTMENT
Figure 2.2 - Placement of Regulator
2.7.1 7 KW UNITS
2.8VOLTAGE REGULATOR ADJUSTMENT
Figure 2.3 - Engine Governor Adjustment
Figure 2.4 - Full Load Speed Adjust Screw
Figure 2.5 - Voltage Adjustment Potentiometer
3.1 BREAK-INPROCEDURE
3.3AUTOMATIC TRANSFER OPERATION
3.2.3 “MANUAL” POSITION
3.2.1 “AUTO” POSITION
Figure 3.2 - Manual Transfer Switch Operation
3.5.1 TRANSFER TO GENERATOR POWER SOURCE
3.4SEQUENCE OF AUTOMATIC OPERATION
3.5MANUAL TRANSFER OPERATION
3.6SETTING THE EXERCISE TIMER
3.5.2 TRANSFER BACK TO UTILITY POWER SOURCE
3.7.1 LOW OIL PRESSURE SWITCH
3.7.2 HIGH TEMPERATURE SWITCH
4.1 FUSE
4.2 CHECKING THE ENGINE OIL LEVEL
3.7.3.1 Approximate Crank Cycle Times
3.7.4 OVERSPEED
4.5CHANGING THE ENGINE AIR CLEANER
4.3.2 OIL CHANGE PROCEDURE
Figure 4.6 - 7 kW, Engine Air Cleaner Location
4.3CHANGING THE ENGINE OIL
4.7BATTERY MAINTENANCE
Figure 4.7 - 12 kW and 15 kW Engine Air Cleaner
Figure 4.8 - Setting the Spark Plug Gap
4.6SPARK PLUGS
4.8ADJUSTING GH-410/GT-990VALVE CLEARANCE
Figure 4.10 - Valve Clearance Adjustment
4.9COOLING SYSTEM
Figure 4.9 - Cooling Vent Locations
4.12 OUT OF SERVICE PROCEDURE
4.12.1 REMOVAL FROM SERVICE
4.12.2 RETURN TO SERVICE
4.10 ATTENTION AFTER SUBMERSION
4.13 SERVICE SCHEDULE
5.1TROUBLESHOOTING GUIDE
PROBLEM
CAUSE
CORRECTION
24 Generac Power Systems, Inc
ENGINE WIRING
Section 6 - Electrical Data
IC IM2
Generac Power Systems, Inc
Section 6 - Electrical Data
CONTROL PANEL BOX
CUSTOMER
26 Generac Power Systems, Inc
Section 6 - Electrical Data
Section 6 - Electrical Data
C2-6
ENGINE WIRING
28 Generac Power Systems, Inc
Section 6 - Electrical Data
Generac Power Systems, Inc
Section 6 - Electrical Data
CONTROL PANEL BOX
CUSTOMER
30 Generac Power Systems, Inc
Section 6 - Electrical Data
Section 6 - Electrical Data
Generac Power Systems, Inc
11 TX 225A N256VA 224A 1VA 224 N1
Section 7 - Exploded Views and Parts Lists
32 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
ITEM
PART NO.QTY. DESCRIPTION
PART NO.QTY. DESCRIPTION
Page
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
7 9
Section 7 - Exploded Views and Parts Lists
23 26
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
0D4801
37 17 24 10 1
Section 7 - Exploded Views and Parts Lists
8 35 34
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
0D3086
Kit Contains
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
ITEM
PART NO
42 Generac Power Systems, Inc
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
44 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
7 kW Generator - Drawing No. 0D3504-C
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
0C6934
46 Generac Power Systems, Inc
12 kW and 15 kW Generator - Drawing No. 0D3417-D
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
0C6934
48 Generac Power Systems, Inc
GN410 Engine - Drawing No. 0D3539-DPart
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
071978
Section 7 - Exploded Views and Parts Lists
50 Generac Power Systems, Inc
11 9
4 2 27
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
0C1069
Section 7 - Exploded Views and Parts Lists
PART NO. QTY
DESCRIPTION
PART NO. QTY
Section 8 - Mounting Dimensions
Generac Power Systems, Inc
ALL DIMENSIONS IN MILLIMETERS INCHES
Guardian Air
54 Generac Power Systems, Inc
Generac Power Systems, Inc
YOUR WARRANTY RIGHTS AND OBLIGATIONS
PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES
1-800-333-1322
CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT
EMISSION RELATED PARTS INCLUDE THE FOLLOWING
EMISSION CONTROL SYSTEM WARRANTY
Section 10 - Warranty
WARRANTY SCHEDULE
Section 10 - Warranty
GENERAC POWER SYSTEMS, INC
GUARDIAN “EMERGENCY AUTOMATIC STANDBY GENERATORS”