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TM 5-3805-290-23-1
TROUBLESHOOTING INTRODUCTION
0004 00
TROUBLESHOOTING INTRODUCTION
This work package contains information needed to locate fault malfunctions on the 924G Wheel Loader and its compo-
nents and is organized as follows:
Troubleshooting Introduction. Troubleshooting Introduction gives a description of troubleshooting work packages,
1.
provides a troubleshooting flow chart, identifies preliminary troubleshooting procedures, addresses operational tests,
and provides a glossary. Use the chart on the following page to start troubleshooting.
2.
How to Use On-Board Diagnostics. How to Use On-Board Diagnostics (WP 0005 00) gives an overview of the capa-
bilities and features that are part of the machine's electronic system.
3.
How to Connect To MSD With ET. How to Use MSD with ET (WP 0006 00) gives an overview of how to install the
software and how to connect the hardware for the MSD with ET.
4.
Troubleshooting Symptom Index. Troubleshooting Symptom Index is located in WP 0007 00. This directs you to the
appropriate troubleshooting procedure in WP 0008 00 or WP 0009 00.
5.
Troubleshooting Without a Diagnostic Code. Troubleshooting without a diagnostic code is located in Tables 1 thru 8
of WP 0008 00.
6.
Troubleshooting With a Diagnostic Code. Troubleshooting with a diagnostic code is located in Tables 1 thru 6 of WP
7.
Test, Inspections, and Adjustments. Identifies additional tests, inspections, and adjustments required as part of the
troubleshooting procedures (WP 0010 00 thru WP 0018 00).
These procedures provide an organized step-by-step approach that directs inspections and tests toward the source of the
problem and its successful resolution.
Before performing troubleshooting, read and follow all safety instructions found in the Warning Summary at the front of
this manual.
Theory of Operation (WP 0003 00) and Schematics Introduction (WP 0210 00) and the foldout pages that follow pro-
vide useful information to aid in troubleshooting. Theory of Operation (WP 0003 00) presents a systems overview and pro-
vides a description and use of each component. Schematics (WP 0210 00) provides a detailed map of the electrical and
hydraulic components.