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Portable Generator
Generac
37kW NG, 40kW LP
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Section 8 - Exploded Views and Parts
QUIET
SOURCE
™
40kW Liquid-cooled Generators
Engine — Drawing No. 0E8121-G
34 Generac
®
Power Systems, Inc.
Contents
Main
INTRODUCTION
READ THIS MANUAL THOROUGHLY
www.generac.com
OPERATION AND MAINTENANCE
HOW TO OBTAIN SERVICE
Page
GENERAL HAZARDS
WARNING:
!!
WARNING:
ELECTRICAL HAZARDS
FIRE HAZARDS
EXPLOSION HAZARDS
1.1 GENERATOR
1.2 TRANSFER SWITCH
Figure 1.2 - Main Circuit Breaker
1.3 AUTOMATIC SYSTEM OPERATION
1.4 GENERATOR AC CONNECTION SYSTEMS
1.6 GENERATOR FUEL SYSTEM
1.7 ENGINE PROTECTIVE DEVICES
Figure 1.3 - Engine Protective Devices
1.7.1 LOW OIL PRESSURE SWITCH
Figure 1.4 - Low Oil Pressure Switch
1.8 UNPACKING
1.8.1 UNPACKING PRECAUTIONS
1.8.2 INSPECTION
1.9 LIFTING THE GENERATOR
1.10 SPECIFICATIONS
1.10.1 GENER ATOR SPECIFICATIONS
1.10.2 ENGIN E SPECIFICATIONS
1.11 FUEL CONSUMPTION
1.12 RECONFIGURING THE FUEL SYSTEM
1.13 TORQUE SPECIFICATIONS
1.14 ENGINE OIL RECOMMENDATIONS
1.15 COOLANT RECOMMENDATIONS
1.16 BEFORE INSTALLATION
2.1 STANDBY GENERATOR INSTALLATION
2.2 GENERATOR LOCATION
2.3 GENERATOR MOUNTING AND SUPPORT
2.4 BASIC STANDBY ELECTRIC SYSTEM
Figure 2.1 Basic Standby Electric System
2.5 EMERGENCY CIRCUIT ISOLATION METHOD
G
OU
G
2.6 TOTAL CIRCUIT ISOLATION METHOD
2.10 BATTERY INSTALLATION
2.10.1 VENTED BATTERIES
2.11 PREPARATION BEFORE START-UP
2.11.1 PR IOR TO INITIAL START-UP
2.11.2 TRANSF ER SWITCH
2.11.3 FU EL SYSTEM
2.11.4 GENER ATOR SET LUBRICATION
3.2 CONTROL CONSOLE COMPONENTS
3.2.1 AUTO/OFF/MANUAL SWITCH
3.2.2 FAULT INDICATOR LED
3.2.3 15 AMP FUSE
3.2.4 4.0 AMP INLINE FUSE
3.3 MANUAL TRANSFER AND START-UP
3.4 ENGINE GOVERNOR ADJUSTMENTS
Figure 3.2 Engine Governor Adjustment
3.5 RETRANSFER AND SHUTDOWN
3.6 AUTOMATIC OPERATION
4.1 MAINTENANCE PERFORMED BY AUTHORIZED SERVICE FACILITIES
A. EVERY THREE MONTHS
B. ONCE EVERY SIX MONTHS
C. ONCE ANNUALLY
D. FIRST 100 OPERATING HOURS
4.4 CHECKING FLUID LEVELS
4.4.1 CHECK ENGINE OIL
Figure 4.1 - Oil Dipstick and Oil Fill Cap
4.4.2 BATTERY FLUID
4.4.3 ENGINE COOLANT
Oil Filter
Figure 4.2 - Oil Filter
4.5.11 CHANGING TH E ENGINE AIR CLEANER
4.5.12 SPARK PLUGS
Figure 4.3 Setting the Spark Plug Gap
4.6 MISCELLANEOUS MAINTENANCE
4.6.1 CLEANING THE GENERATOR
4.6.2 BATTERY
4.6.3 BATTERY MAINTENANCE
4.6.4 BATTERY REPLACEMENT
4.7 SCHEDULED MAINTENANCE
Service Maintenance Interval Information:
Section 4 Maintenance
Maintenance Level 1 Level 2 Level 3 Level 4 Tasks
Section 4 Maintenance
Maintenance Level 1 Level 2 Level 3 Level 4 Tasks
TROUBLESHOOTING POINTS
PROBLEM CAUSE CORRECTION
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Section 10 Warranty
WARRANTY SCHEDULE