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Portable Generator
Guardian Technologies
004988-4 owner manual
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48 pages, 3.84 Mb
Owner’
s Manual
ONLY QUALIFIED ELECTRICIANS OR CONTRACTORS
SHOULD ATTEMPT INST
ALLATION!!
This manual should remain with the unit.
Liquid-cooled, Prepackaged
Standby Generators
Model Number: 004988-4
27kW NG, 30kW LP V
apor
Contents
Main
INTRODUCTION
READ THIS MANUAL THOROUGHLY
www.generac.com
OPERATION AND MAINTENANCE
Page
GENERAL HAZARDS
WARNING:
WARNING:
ELECTRICAL HAZARDS
FIRE HAZARDS
EXPLOSION HAZARDS
1.1 GENERATOR
Figure 1.2 - Main Circuit Breaker
2.2 GENERATOR LOCATION
2.3 GENERATOR MOUNTING AND SUPPORT
Figure 2.1 Basic Standby Electric System
2.4 BASIC STANDBY ELECTRIC SYSTEM
2.5 EMERGENCY CIRCUIT ISOLATION METHOD
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 OPER ATION
O
IL FILTE
R
4.5.11 CHANGING THE ENGINE AIR CLEANER
Figure 4.3 Engine Air Cleaner
4.6 MISCELLANEOUS MAI NTENANCE
4.6.1 CLEANING THE GENERATOR
4.6.2 BATTERY
4.6.3 BATTERY MAINTENANCE
4.6.4 BATTERY REP LACEMENT
4.7 SCHEDULED MAI NTENANCE
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 CORR ECTION
Page
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CUS
B/C
T
D1
AVR
+
IM
BAT
CC
G
TRAN
FER
RL1
F2
AVR
CC
CONNECTOR (C1)
CB GOV
IM
G
CC
L
DE
SC
IC
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Section 9 - Exploded Views and Parts Liquid-cooled 30 kW Generators Engine Drawing No. 0F6836-B
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Section 10 Warranty
WARRANTY SCHEDULE
THIS WARRANTY SHALL NOT APPLY TO THE FOLLOWING:
GENERAC POWER SYSTEMS, INC. P.O. BOX 297 WHITEWA TER, WI 53190