TM-9-2320-273-20
TRUCK TRACTOR, LINE HAUL; LIGHT EQUIPMENT TRANSPORTER; TRUCK CHASSIS; MEDIUM EQUIPMENT TRANSPORTER
TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE
NOVEMBER 1980
TM-9-2320-273-20 - Page 23 of 1500
TM 9-2320-273-20
HOW TO USE THIS MANUAL
This manual contains the following information to help you understand how the truck/tractor works,
how to service it, and how to make authorized repairs.
WHAT THIS MANUAL CONTAINS
This manual is divided into chapters which provide the following information:
CHAPTER 1 – INTRODUCTION
This chapter contains general information on different truck/tractor models covered in this manual.
Included are illustrations showing the inside and outside of the vehicle.
CHAPTER 2 – PRINCIPALS OF OPERATION
This chapter contains information on how the vehicle works. It is divided into sections by function:
fuel system, oil system, etc. (see Table of Contents for complete listing).
CHAPTER 3 – TRUCK/TRACTOR MAINTENANCE
This is the integrated maintenance chapter. It includes information that applies to all the maintenance
chapters that follow (chapter 4 thru 11), including the following important information:
a.
When to inspect, test, and service the vehicle. (Preventive Maintenance Checks and
Services.)
b.
How to find the best troubleshooting procedures for a specific problem. (Troubleshooting
Symptom Index.)
CHAPTERS 4 THRU 12 - INDIVIDUAL MAINTENANCE CHAPTERS (See Table of Contents).
These chapters give you the following information:
a.
How to find out what’s causing a problem. (Troubleshooting Procedures.)
b.
A list of authorized maintenance procedures. (Maintenance Task Summaries.)
c.
Detailed procedures for replacing and servicing component parts (Task Procedures).
Procedures include a list of special tools that you’ll need (if any), materials required and
references to other manuals, if needed.
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