Generac Power Systems CorePower 6/7 kW 60 Hz Diagnostic Repair Manual page 12

Section 1.1
Generator Basics
INTRODUCTION
This diagnostic repair manual has been prepared especially for
familiarizing service personnel with the testing, troubleshooting
and repair of the vertical home standby systems. Every effort has
been expended to ensure that the information and instructions
in the manual are both accurate and current. However, the
manufacture reserves the right to change, alter or otherwise
improve the product at any time without prior notification.
The manual has been divided into several PARTS. Each PART
has been divided into SUBSECTIONS and each subsection
consists of several sub headings.
It is not the manufacturer's intent to provide detailed disassembly
and reassembly of the vertical home standby.
manufacturer's intent to (a) provide the service technician with an
understanding 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.
PARTS
Part 1 – Provides the basic understanding of the generator as
well as operating instructions for commons tasks.
Part 2 – Provides the basics of the AC alternator design and the
AC troubleshooting portion of the manual.
Part 3 – Provides the troubleshooting and diagnostic testing
procedure for the 50 amp transfer switch with the EZ Transfer
Operator.
Part 4 – Provides the troubleshooting and diagnostic procedure
for the engine related problems and the controller.
Part 5 – Provides detailed step-by-step instructions for the
replacement of the rotor/stator and engine.
Part 6 – Illustrates all of the electrical and wiring diagrams for the
generator and transfer switch.
Page 10
GENERATOR IDENTIFICATION
Data Plate
The data plate that is affixed to the generator contains important
information pertaining to the unit, including its model number, serial
number, amperage rating, and voltage rating. The information
from this data plate may be required when requesting information,
ordering parts from the factory.
Item Number
Many home standby generators manufactured are to the unique
specifications of the buyer. The model number identifies the
specific generator set and its unique design specifications.
It is the
Serial Number
Used for warranty tracking purposes.
PART 1
GENERAL INFORMATION
Figure 1. Typical Data Plate