INSTALLATION DEADLY EXHAUST FUMES. OUTDOOR INSTALLATION ONLY
40 kW/Single-phase w 200 Amp Transfer Switch
40 kW/Single-phase w 200 Amp Transfer Switch California Emissions
POWER SYSTEMS, INC
CONTENTS
OPERATION AND MAINTENANCE
HOW TO OBTAIN SERVICE
INTRODUCTION
Table of Contents
Guardian Liquid-cooled 40 kW Generator
GENERAL HAZARDS
DANGER
Despite the safe design of this generator
Parts of the generator are rotating and/or hot
FIRE HAZARDS
ELECTRICAL HAZARDS
EXPLOSION HAZARDS
1.4 PREPACKAGED TRANSFER SWITCH
Figure 1.1 - Single-phase Generator AC Connection System
1.1 UNPACKING/INSPECTION
1.2 THE GENERATOR
1.8 SPECIFICATIONS
1.7.3 LOW COOLANT LEVEL SWITCH
1.7.1 LOW OIL PRESSURE SWITCH
1.6 MAIN CIRCUIT BREAKER
1.9 FUEL REQUIREMENTS AND RECOMMENDATIONS
1.8.2 GENERATOR AND LOAD COMPATIBILITY
1.8.3 ENGINE
1.9.1 CONVERSION TO LP GAS VAPOR
1.12 EMISSIONS CONTROL SYSTEM
1.11 COOLANT
1.10 ENGINE OIL RECOMMENDATIONS
1.12.1 AIR FUEL RATIO CONTROLLER
STANDBY GENERATOR INSTALLATION
2.1 BASIC STANDBY ELECTRIC SYSTEM
NFPA STANDARDS
OTHER PUBLISHED STANDARDS
2.6 TRANSFER SWITCH START SIGNAL CONNECTIONS
2.6.1 PRE-PACKAGED TYPE SWITCH
2.6.2 “GTS” Type Engineered Switch
METHOD
2.7 BATTERY INSTALLATION
2.8 PREPARATION BEFORE START-UP
2.7.1 VENTED BATTERIES
DO NOT SMOKE when near batteries
2.8.2 TRANSFER SWITCH
2.8.1 PRIOR TO INITIAL START-UP
2.8.3 FUEL SYSTEM
2.8.4 GENERATOR SET LUBRICATION
3.2 USING THE AUTO/OFF/MANUAL SWITCH
3.1 CONTROL CONSOLE COMPONENTS
3.4 SEQUENCE OF AUTOMATIC OPERATION
3.5 ENGINE HEATER
3.3 AUTOMATIC TRANSFER OPERATION
3.2.2 “OFF” POSITION
Figure 3.3 - “Set Exercise” Switch on Control Panel
3.6 WEEKLY EXERCISE CYCLE
4.1 CHECKING THE ENGINE OIL LEVEL
Figure 3.2 - Engine Block Heater
4.3 CHANGING THE ENGINE AIR CLEANER
4.2.2 OIL AND FILTER CHANGE PROCEDURE
4.2 CHANGING THE ENGINE OIL AND FILTER
4.2.1 ENGINE OIL RECOMMENDATIONS
4.5 BATTERY MAINTENANCE
4.5.1 BATTERY REPLACEMENT
Figure 4.3 - Engine Air Cleaner
Figure 4.4 - Setting the Spark Plug Gap
4.10 MISCELLANEOUS MAINTENANCE
4.10.1 CLEANING THE GENERATOR
4.6 COOLING SYSTEM
4.7 OVERLOAD PROTECTION FOR
4.11.1 REMOVAL FROM SERVICE
4.11 OUT OF SERVICE PROCEDURE
4.11.2 RETURN TO SERVICE
ATTENTION It is recommended that all service work
4.12 SERVICE SCHEDULE
be performed by your nearest Generac/Guardian Authorized Dealer
5.1 TROUBLESHOOTING GUIDE
PROBLEM
CAUSE
CORRECTION
Mounting Dimensions - Drawing No. 0D5335
Generac Power Systems, Inc
Section 6 - Electrical Data
Guardian Liquid-cooled 40 kW Generator
BLACK RED
S16 BLUE
BLUE
GCB - GOVERNOR CONTROL BOARD HZ - FREQUENCY METER
Electrical Data
Model No
4.3L - Drawing
Liquid-cooled
24 Generac Power Systems, Inc
Model No. 0043733, 0043734 Electrical Schematic - Pre-pack
Section 6 - Electrical Data
0043735 Guardian Liquid- Panel 4.3L - Drawing No
Generac Power Systems, Inc
SCHEMATIC
WIRING DIAGRAM
Section
Wiring Diagram - Control Panel
26 Generac Power Systems, Inc
Section 6 - Electrical Data
Model No. 0046262
0046262, 0046263 & 0046264Guardian Electrical Schematic
Generac Power Systems, Inc
Section
Electrical Data
FS EH
GND 0
56 CC
0/BLACK
Page
Section 7 - Exploded Views and Parts Lists
30 Generac Power Systems, Inc
Guardian Liquid-cooled 40 kW Generators
Mounting Base - Drawing No. 0E2384-A
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
32 Generac Power Systems, Inc
Guardian Liquid-cooled 40 kW Generators
Compartment - Drawing No. 0D8992
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
49.1 FT
39-3/8
Section 7 - Exploded Views and Parts Lists
34 Generac Power Systems, Inc
PANEL FACE
INSIDE
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
DESCRIPTION
Control Panel 4.3L - Drawing No. 0D4995-F
Section 7 - Exploded Views and Parts Lists
36 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
DESCRIPTION
Control Panel - Drawing No. 0D6978-C
ALT LEADS SENSING WIRE
WIRE
Section 7 - Exploded Views and Parts Lists
38 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
FlLYWHEEL ADJUSTMENT
DO NOT ROTATE ENGINE DURING THIS ADJUSTMENT
Section 7 - Exploded Views and Parts Lists
40 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
42 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
Guardian Liquid-cooled 40 kW Generators Engine - Drawing No. 0D6980-B
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
44 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
Guardian Liquid-cooled 40 kW Generators Engine - Drawing No. 0A4304-L
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
46 Generac Power Systems, Inc
Guardian Liquid-cooled 40 kW Generators
4.3L Radiator - Drawing No. 0D7992-D
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
OPTIONAL WITH KIT 0D7948 ** OPTIONAL WITH KIT 0D7947
Section 7 - Exploded Views and Parts Lists
48 Generac Power Systems, Inc
DESCRIPTION
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
50 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
TO STEPPER MOTOR
TO VALVE COVER
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
ASSEMBLY
52 Generac Power Systems, Inc
ATTACH TO
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
54 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
56 Generac Power Systems, Inc
Section 7 - Exploded Views and Parts Lists
DESCRIPTION
Section 7 - Exploded Views and Parts Lists
TO THERMOSTAT HOUSING
DESCRIPTION
BLOCK
Section 8 - Notes
58 Generac Power Systems, Inc
Guardian Liquid-cooled 40 kW Generators
Section 8 - Notes
Generac Power Systems, Inc
Guardian Liquid-cooled 40 kW Generators
YOUR WARRANTY RIGHTS AND OBLIGATIONS
MANUFACTURER’S EMISSION CONTROL SYSTEM WARRANTY COVERAGE
PURCHASER’S/OWNER’S WARRANTY RESPONSIBILITIES
CALIFORNIA EMISSION CONTROL WARRANTY STATEMENT
EMISSION RELATED PARTS INCLUDE THE FOLLOWING
EMISSION CONTROL SYSTEM WARRANTY
Section 9 - Warranty
WARRANTY SCHEDULE
GENERAC POWER SYSTEMS STANDARD TWO YEAR LIMITED WARRANTY FOR
Section 9 - Warranty
GUARDIAN “EMERGENCY AUTOMATIC STANDBY GENERATORS”