TM-9-2350-358-BD
HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A6
TECHNICAL MANUAL; OPERATOR’S, UNIT, AND DIRECT SUPPORT SUPPORT MAINTENANCE
MARCH 1994
TM-9-2350-358-BD - Page 181 of 343
TM 9-2350-358-BD
CHAPTER 8
POWERTRAIN / STEERING
BDAR FIXES SHALL BE USED ONLY IN COMBAT OR FOR TRAINING AT
THE DISCRETION OF THE COMMANDER. (AUTHORIZED TRAINING FIXES
ARE LISTED IN APPENDIX E.)
IN EITHER CASE, DAMAGES SHALL BE
REPAIRED BY STANDARD MAINTENANCE PROCEDURES AS SOON AS
PRACTICABLE.
SECTION I.
INTRODUCTION
8-1.
SCOPE
This chapter contains fault assessment and expedient repair procedures to find and fix battlefield damage to the
powertrain.
8-2.
ASSESSMENT PROCEDURE
Table 8-1.
Powertrain / Steering Visual Assessment
VISUALLY INSPECT
DAMAGE FOUND TO:
Transmission linkage, broken .
....................................
para 3-26
Transmission housing, cracked .
.................................
para 3-33
Transfer housing, cracked .
.........................................
para 3-33
Final drive housing cracked .
.......................................
para 3-33
Sprocket and hub assembly bolts sheared .
................
para 8-11
Steering linkage, failure.
..............................................
para 8-13
Determine if:
No damage found
Damage can be repaired
Damage cannot be repaired
- Note repair requirements
- Note extent of damage repair
requirements
Go to Table 2-3 Evaluation of
Performance Capability
Visual inspection is complete Return
to Table 2-2 to continue visual assessment.
8-1
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