Owner’s Manual
SHOULD ATTEMPT INSTALLATION
Liquid-cooled,Prepackaged Standby Generators
This manual should remain with the unit
OPERATION AND MAINTENANCE
AUTHORIZED SERVICE DEALER LOCATION
HOW TO OBTAIN SERVICE
INTRODUCTION
INTRODUCTION
Table of Contents
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
1.1GENERATOR
1.2TRANSFER SWITCH
1.3AUTOMATIC SYSTEM OPERATION
1.4GENERATOR AC CONNECTION SYSTEMS
1.7.2 HIGH COOLANT TEMPERATURE SWITCH
1.7.1 LOW OIL PRESSURE SWITCH
1.7.3 LOW COOLANT LEVEL SWITCH
Figure 1.4 - Low Oil Pressure Switch
1.7.6 LOW BATTERY
1.10 SPECIFICATIONS
1.8.1 UNPACKING PRECAUTIONS
1.8UNPACKING
Figure 1.8 — Reconfigure the Fuel System
1.12RECONFIGURING THE FUEL SYSTEM FOR LP VAPOR
1.11 FUEL CONSUMPTION
1.10.2 GENERATOR
2.1STANDBY GENERATOR INSTALLATION
1.15 BEFORE INSTALLATION
1.13 ENGINE OIL RECOMMENDATIONS
1.14 COOLANT RECOMMENDATIONS
2.4BASIC STANDBY ELECTRIC SYSTEM
2.3GENERATOR MOUNTING AND SUPPORT
2.2GENERATOR LOCATION
2.1.2 OTHER PUBLISHED STANDARDS
2.5EMERGENCY CIRCUIT ISOLATION METHOD
2.9USING AN ENGINEERED “GTS” TRANSFER SWITCH
2.6TOTAL CIRCUIT ISOLATION METHOD
2.7GROUNDING THE GENERATOR
Pos2 OFF — Standard Prepackaged ATS Application
2.10BATTERY INSTALLATION
2.10.1 VENTED BATTERIES
Standby generators installed with automatic
2.11.2 TRANSFER SWITCH
3.1ENGINEERED GTS TRANSFER SWITCH
2.11 PREPARATION BEFORE START-UP
2.11.1 PRIOR TO INITIAL START-UP
3.2.1 AUTO/OFF/MANUAL SWITCH
3.2.2 FAULT INDICATOR LEDS
3.2.5 SET EXERCISE TIME SWITCH
3.2CONTROL CONSOLE COMPONENTS
3.3MANUAL TRANSFER AND START-UP
3.4ENGINE GOVERNOR ADJUSTMENTS
3.2.6 SYSTEM READY LED
Figure 3.3 - “Set Exercise Time” Switch
Figure 3.2 — Engine Governor Adjustment
3.6AUTOMATIC OPERATION
3.7WEEKLY EXERCISE CYCLE
A. EVERY THREE MONTHS
3.8CONTROL BOARD DIP SWITCH SETTINGS
B. ONCE EVERY SIX MONTHS
C. ONCE ANNUALLY
4.3INTAKE MANIFOLD PROCEDURE
4.2EXHAUST MANIFOLD PROCEDURE
4.4CYLINDER HEAD PROCEDURE
Figure 4.1 — Intake Manifold Installation
4.6OVERLOAD PROTECTION FOR
4.8MAINTENANCE OWNER/ OPERATOR CAN PERFORM
ENGINE DC ELECTRICAL SYSTEM
4.7CHECKING FLUID LEVELS
Figure 4.4 – Setting the Spark Plug Gap
4.8.11 CHANGING THE ENGINE AIR CLEANER
4.8.8 CHECK FAN BELT
4.8.9 INSPECT ENGINE GOVERNOR
4.9.1 CLEANING THE GENERATOR
4.9MISCELLANEOUS MAINTENANCE
4.9.2 BATTERY
4.9.3 BATTERY MAINTENANCE
Service Maintenance Interval Information
4.10 SCHEDULED MAINTENANCE
Level
Maintenance
Tasks
Level
Level
Maintenance
Level
Level
PROBLEM
TROUBLESHOOTING POINTS
CAUSE
CORRECTION
Section 6 — Notes
Generac Power Systems, Inc.
Guardian Liquid-cooled25 kW Generator
Section 7 - Electrical Data
26 Generac Power Systems, Inc
Guardian Liquid-cooled25 kW Generator
Section 7 - Electrical Data
Generac Power Systems, Inc.
Section 7 - Electrical Data
28 Generac Power Systems, Inc
Guardian Liquid-cooled25 kW Generator
Section 7 - Electrical Data
Generac Power Systems, Inc
Section 7 - Electrical Data
30 Generac Power Systems, Inc
Guardian Liquid-cooled25 kW Generator
Section 7 - Electrical Data
Generac Power Systems, Inc.
Section 7 - Electrical Data
32 Generac Power Systems, Inc
Guardian Liquid-cooled25 kW Generator
Section 7 - Electrical Data
Generac Power Systems, Inc.
MOUNT
PART NO
ITEM
DESCRIPTION
31 7 11
Guardian Liquid-cooled25 kW Generator
Section 8 - Exploded Views and Parts
Enclosure — Drawing No. 0E9720-D
54 36 30
0C2267
Section 8 - Exploded Views and Parts
40 Generac Power Systems, Inc
0C2267
Section 8 - Exploded Views and Parts
42 Generac Power Systems, Inc
Guardian Liquid-cooled25 kW Generator
Engine — Drawing No. 0E9918-E
0E9909
0E1028A I/N
0E8456
LOCKTIGHT
0F1659A
Guardian Liquid-cooled25 kW Generator
Section 8 - Exploded Views and Parts
Muffler — Drawing No. 0F2930-B
Guardian Liquid-cooled25 kW Generator
Section 8 - Exploded Views and Parts
Stepper Motor — Drawing No. 0E9979-C
Guardian Liquid-cooled25 kW Generator
Section 8 - Exploded Views and Parts
Radiator — Drawing No. 0E9965-D
Installation Diagram — Drawing No. 0F1020-A
Section 9 — Installation Diagram
Generac Power Systems, Inc.
Guardian Liquid-cooled25 kW Generator
PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES
YOUR WARRANTY RIGHTS AND OBLIGATIONS
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
THIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING
GENERAC POWER SYSTEMS, INC