Guardian 4389 Repair Manual page 10

SECTION 1.1
GENERATOR IDENTIFICATION
INTRODUCTION
This Diagnostic Repair Manual has been prepared
especially for the purpose of familiarizing service per-
sonnel with the testing, troubleshooting and repair of
air-cooled, prepackaged automatic standby genera-
tors. Every effort has been expended to ensure that
information and instructions in the manual are both
accurate and current. However, Generac reserves the
right to change, alter or otherwise improve the prod-
uct at any time without prior notification.
The manual has been divided into ten PARTS. Each
PART has been divided into SECTIONS. Each SEC-
TION consists of two or more SUBSECTIONS.
It is not our intent to provide detailed disassembly and
reassemble instructions in this manual. It is our intent
to (a) provide the service technician with an under-
standing of how the various assemblies and systems
work, (b) assist the technician in finding the cause of
malfunctions, and (c) effect the expeditious repair of
the equipment.
ITEM NUMBER:
Many home standby generators are manufactured to
the unique specifications of the buyer. The Model
Number identifies the specific generator set and its
unique design specifications.
SERIAL NUMBER:
Used for warranty tracking purposes.
Page 8
PART 1
GENERAL INFORMATION
0055555
Item #
1234567
Serial
120/240 AC
Volts
Amps 125/62.5
15000
Watts
1 PH, 60 HZ, RPM 3600
CLASS F INSULATION
MAX OPERATING AMBIENT
TEMP - 120F/49C
FOR STANDBY SERVICE
NEUTRAL FLOATING
MAX LOAD UNBALANCED - 50%
GENERAC POWER SYSTEMS
WAUKESHA, WI
MADE IN U.S.A.
Figure 1. A Typical Data Plate