Liquid-cooled, Prepackaged Standby Generators
Model Numbers
INSTALLATION DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY
Not intended for use in critical life support applications
HOW TO OBTAIN SERVICE
AUTHORIZED SERVICE DEALER LOCATION
OPERATION AND MAINTENANCE
INTRODUCTION
Generator
Despite the safe design of this generator
GENERAL HAZARDS
DANGER
Parts of the generator are rotating and/or hot
FIRE HAZARDS
ELECTRICAL HAZARDS
EXPLOSION HAZARDS
1.3 AUTOMATIC SYSTEM OPERATION
1.2 TRANSFER SWITCH
1.1 GENERATOR
1.4 GENERATOR AC CONNECTION SYSTEMS
1.7.3 LOW COOLANT LEVEL SWITCH
1.7.1 LOW OIL PRESSURE SWITCH
1.7.2 HIGH COOLANT TEMPERATURE SWITCH
1.7 ENGINE PROTECTIVE DEVICES
1.9 LIFTING THE GENERATOR
1.8.1 UNPACKING PRECAUTIONS
1.8 UNPACKING
1.7.6 OVERCRANK SHUTDOWN
1.10.1 GENERATOR SPECIFICATIONS
1.10 SPECIFICATIONS
1.12 RECONFIGURING THE FUEL SYSTEM
1.10.2 ENGINE SPECIFICATIONS
2.1 STANDBY GENERATOR INSTALLATION
1.13 TORQUE SPECIFICATIONS
1.16 BEFORE INSTALLATION
1.14 ENGINE OIL RECOMMENDATIONS
2.4 BASIC STANDBY ELECTRIC SYSTEM
2.2 GENERATOR LOCATION
2.3 GENERATOR MOUNTING AND SUPPORT
2.1.1 NFPA STANDARDS
2.6 TOTAL CIRCUIT ISOLATION METHOD
2.9 TRANSFER SWITCH START SIGNAL CONNECTIONS
2.5 EMERGENCY CIRCUIT ISOLATION METHOD
2.7 GROUNDING THE GENERATOR
2.10.1 VENTED BATTERIES
2.10 BATTERY INSTALLATION
2.11 PREPARATION BEFORE START-UP
2.11.1 PRIOR TO INITIAL START-UP
2.11.3 FUEL SYSTEM
3.1 USING A STANDARD “GTS” TRANSFER SWITCH
2.11.2 TRANSFER SWITCH
2.11.4 GENERATOR SET LUBRICATION
3.2.6 SET EXERCISE TIME SWITCH
3.2.2 AUTO/OFF/MANUAL SWITCH
3.2.3 FAULT INDICATOR LAMP
3.2 CONTROL CONSOLE COMPONENTS
A. EVERY THREE MONTHS
4.1 MAINTENANCE PERFORMED BY AUTHORIZED SERVICE FACILITIES
3.6 ENGINE HEATER
B. ONCE EVERY SIX MONTHS
4.4 CHECKING FLUID LEVELS
4.4.2 BATTERY FLUID
4.2 COOLING SYSTEM
4.3 OVERLOAD PROTECTION FOR ENGINE DC ELECTRICAL SYSTEM
4.5 MAINTENANCE OWNER/ OPERATOR CAN PERFORM
DANGER
4.6.1 CLEANING THE GENERATOR
4.6 MISCELLANEOUS MAINTENANCE
4.5.11 CHANGING THE ENGINE AIR CLEANER
4.5.12 SPARK PLUGS
4.6.3 BATTERY MAINTENANCE
PERIODIC REPLACEMENT PARTS
4.6.2 BATTERY
4.6.4 BATTERY REPLACEMENT
4.7 SCHEDULED MAINTENANCE
Service Maintenance Interval Information
Level
Level
Maintenance
Level
Level
Maintenance
Level
Level
CAUSE
5.1 TROUBLESHOOTING POINTS
PROBLEM
CORRECTION
Generac Power Systems, Inc
Guardian Liquid-cooled 15 kW, 20 kW and 25 kW Generators
24 Generac Power Systems, Inc
Guardian Liquid-cooled 15 kW, 20 kW and 25 kW Generators
Guardian Liquid-cooled 15 kW, 20 kW and 25 kW Generators
Section 7 - Installation Diagram
Generac Power Systems, Inc
Drawing No. 0E1533-A
Section
Wiring Diagram
26 Generac Power Systems, Inc
GuardianLiquid
Generac Power Systems, Inc
Section 8 - Electrical Data
PREPACKAGE TRANSFER SWITCH CONNECTION TS3
CUSTOMER CONNECTION 120/240V 1-PHASE
28 Generac Power Systems, Inc
Section 8 - Electrical Data
Generac Power Systems, Inc
Section 8 - Electrical Data
COATING
WIRE HARNESS
DESCRIPTION
CARBURETOR ARM
Guardian Liquid-cooled 15 kW, 20 kW and 25 kW Generators
DESCRIPTION
Section 9 - Exploded Views and Parts
Mounting Base - Drawing No. 0E0768-B
32 Generac Power Systems, Inc
WELD STUD UNDER ROOF PANEL FOR ACCESS COVER CABLE
USE DOOR LATCH FASTENER TO SECURE GROUND WIRE
Section 9 - Exploded Views and Parts
Guardian Liquid-cooled 15 kW and 20 kW Generators
DESCRIPTION
Section 9 - Exploded Views and Parts
Standard Compartment - Drawing No. 0E0771-F
NUT #037337
WELD STUD UNDER ROOF FOR ACCESS COVER CABLE
34 Generac Power Systems, Inc
Section 9 - Exploded Views and Parts
Guardian Liquid-cooled 25 kW Generators
DESCRIPTION
Section 9 - Exploded Views and Parts
Acoustic Compartment - Drawing No. 0E0772-H
38 39
36 Generac Power Systems, Inc
Section 9 - Exploded Views and Parts
38 39 40
PANEL LH SIDE GUARDIAN & SPRN
Section 9 - Exploded Views and Parts
38 Generac Power Systems, Inc
WATERPUMP HARDWARE
DESCRIPTION
DESCRIPTION
Section 9 - Exploded Views and Parts
29 A
40 Generac Power Systems, Inc
14 12 24 19
Section 9 - Exploded Views and Parts
Guardian Liquid-cooled 15 kW, 20 kW and 25 kW Generators
DESCRIPTION
Section 9 - Exploded Views and Parts
Radiator - Drawing No. 0E0769-J
Section 9 - Exploded Views and Parts
42 Generac Power Systems, Inc
L.P. VAPOR
PORT
DESCRIPTION
DECAL EMISSION CTRL 1.5 NG 2005 10-15KW NATURAL GAS
16 30
To Blower Housing
44 Generac Power Systems, Inc
To Engine Crankshaft
Guardian Liquid-cooled 15 kW, 20 kW and 25 kW Generators
DESCRIPTION
Section 9 - Exploded Views and Parts
Alternator - Drawing No. 0A9348-G
STARTER SOLENOID
46 Generac Power Systems, Inc
TO ENGINE BLOCK
Guardian Liquid-cooled 15 kW, 20 kW and 25 kW Generators
DESCRIPTION
Section 9 - Exploded Views and Parts
Muffler - Drawing No. 0E0773-A
PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES
YOUR WARRANTY RIGHTS AND OBLIGATIONS
MANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE
CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT
EMISSION RELATED PARTS INCLUDE THE FOLLOWING
EMISSION CONTROL SYSTEM WARRANTY
Section 10 - Warranty
THIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING
GENERAC POWER SYSTEMS TWO YEAR LIMITED WARRANTY FOR GUARDIAN
WARRANTY SCHEDULE
PREPACKAGED EMERGENCY AUTOMATIC STANDBY GENERATORS