TM-9-2350-261-20-1
CARRIER, M113A2, M577A2, M1064, M1068, M1059 AND M901A1
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL - VOLUME 1 OF 4
TM-9-2350-261-20-1 - Page 52 of 346
TM 9-2350-261-20-1
HOW TO USE THIS MANUAL
HOW TO USE THIS MANUAL
This manual tells you how to perform unit maintenance for the M113A2, M577A2, M1059, M1064, M1068, and M901A1
Carriers.
Before starting a task or procedure, make sure you have read this HOW TO USE section and the General Maintenance
Procedures Work Package.
WHAT’S IN THE MANUAL — FRONT TO BACK
This TM is divided into chapters and front and rear matter. The chapters are further divided into Work Packages (WPs) for
ease of use.
The WARNING SUMMARY section provides safety and first aid information. This section includes general warnings not
found in the TM text and a list of the most important detailed warnings extracted from the WPs. All of these warnings
cover hazards that could kill or injure personnel.
The TABLE OF CONTENTS lists the WPs in each chapter.
CHAPTER 1 covers General Information, Equipment Description and Data, Theory of Operation, and Repair Parts, Special
Tools, TMDE, and Support Equipment. The Equipment Description WP gives a brief description of major parts and features
of the vehicle. The Theory of Operation WP provides information that will help you understand how the vehicle components
work.
CHAPTER 2 contains the troubleshooting WPs, which are used to find the cause of vehicle malfunctions.
CHAPTER 3–44 includes the Preventive Maintenance Checks and Services (PMCS) and other maintenance WPs. These WPs
contain all the maintenance procedures authorized at the unit level.
CHAPTER 45 provides supporting information for the TM. It includes the following WPs:
The REFERENCES WP lists references to be used by personnel in operating and maintaining the carrier. These
references include technical manuals and other publications.
The MAINTENANCE ALLOCATION CHART (MAC) WP contains a listing for the hull.
The COMMON TOOLS AND SUPPLEMENTS AND SPECIAL TOOLS/FIXTURES WP lists the common tools,
supplements, and special tools used to maintain or repair the carrier.
The FABRICATED TOOLS WP lists fabricated tools used to maintain or repair the carrier.
The EXPENDABLE/DURABLE SUPPLIES AND MATERIALS WP lists expendable supplies and materials used
to maintain or repair the carrier.
The INDEX is an alphabetical listing of all the major controls, procedures, indicators, systems, and subsystems covered in
this manual. Each entry is cross-referenced to the WP number and page number.
ELECTRICAL WIRING DIAGRAMS for each carrier are at the end of the manual.
DA FORM 2028 is used to report errors and to recommend improvements for procedures in this manual. Three blank DA
Forms 2028 are in the back of this manual. A sample is provided to show you how to fill out the DA Form 2028.
The back cover includes a METRIC CONVERSION CHART that can be used to convert U.S. customary measurements to
their metric equivalents. Measurements in this manual are given in U.S. customary units with metric units in parentheses.
USING YOUR MANUAL ON THE JOB
The best way to learn about this manual is to practice using it. Knowing how to use this manual will save both time and
energy.
HOW TO USE THE WORK PACKAGES
HowtofindtheWPyouneed
Pick a key word from the vehicle part or system to be used. Look in the INDEX for this key word or the name of the action
you will perform. Turn to the WP and page indicated.
The INDEX lists each WP under one or more headings. For example, the WP titled REPLACE TOWING PINTLE could
be found under the two headings “Pintle,” and “Towing.”
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