TM-9-2350-311-20-1
HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR HULL, POWERPLANT, DRIVE CONTROLS, TRACKS, SUSPENSION, AND ASSOCIATED COMPONENTS
AUGUST 1994
TM-9-2350-311-20-1 - Page 9 of 1275
TM 9-2350-311-20-1
TECHNICAL MANUAL
NO. 9-2350-311-20-1
CONTENTS
HEADQUARTERS
DEPARTMENT OF THE ARMY
Washington D.C.,29 August 1994
UNIT MAINTENANCE MANUAL
FOR HULL,POWERPLANT, DRIVE CONTROLS,
TRACKS, SUSPENSION, AND ASSOCIATED COMPONENTS
HOWITZER,MEDIUM,
SELF-PROPELLED, 155MM, M109A2(EIC: 3EZ)
(NSN 2350-01-031 -0586)
AND
HOWITZER, MEDIUM,
SELF-PROPELLED, 155 MM, M109A3 (EIC: 3E2)
(NSN 2350-01-031 -8851)
AND
HOWITZER, MEDIUM,
SELF-PROPELLED, 155 MM, M109A4 (EIC: 3E8)
(NSN 2350-01 -277-5770)
AND
HOWITZER, MEDIUM,
SELF-PROPELLED, 155 MM, M109A5 (EIC: 3E7)
(NSN 2350-01-281 -1719)
REPORTING ERRORS AND RECOMMENDING IMPROVEMENTS
You can help improve this manual. If you find any mistakes or if you know of a way to
improve the procedures, please let us know. Mail your letter, DA Form 2028
(Recommended Changes to Publications and Blank Forms), or DA Form 2028-2
located in the back of this manual direct to Commander, U.S. Army Tank–automotive
and Armaments Command, ATTN: AMSTA-MMAA, Warren, Ml 48397-5000. A reply
will be furnished to you.
You may also provide DA Form 2028-2 information to TACOM via datafax or e-mail:
• TACOM’S fax number is DSN 786-6323
• TACOM’S e-mail address is amsta-mmaa@cc.tacom. army.mil
This manual supersedes TM 9-2350-311 -20-1 dated 4 November 1986.
Approved for public release; distribution is unlimited.
TABLE OF CONTENTS
PAGE
CHAPTER 1— INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. 1-1
Section
GENERAL INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
..1-5
Section II
EQUIPMENT DESCRIPTION AND DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
..........
1-9
Section Ill
PRINCIPLES OF OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
..1-17
i
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