TM-9-2350-274-BD
M109/M110/M578 VEHICLES HOWITZER, MEDIUM, SELF-PROPELLED FULL-TRACKED
TECHNICAL MANUAL; OPERATORS, ORGANIZATIONAL DIRECT SUPPORT AND GENERAL SUPPORT MAINTENANCE
JANUARY 1984
TM-9-2350-274-BD - Page 19 of 219
TM 9-2350-274-BD
INTRODUCTION
SECTION II. Battlefield Damage Assessment and Repair - Standards and Practices
1-6. BDAR Characteristics.
BDAR capability requires simplicity, speed,
repair techniques that violate standard peacetime
greater risks are necessary and acceptable.
1-7. Training.
and effectiveness. Some BDAR procedures include
maintenance practices. In a combat emergency situation,
The unit commander should ensure that an adequate number of members of his organization,
including supervisors, are trained in BDAR procedures applicable to his equipment. Each vehicle
crewman should be trained to perform initial battle damage assessment for his crew position.
1-8. Waiver of Precautions.
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Under combat conditions, BDAR may be performed on M 109 vehicles vehicles/M 110 series
vehicles/M578 Recovery Vehicles, which are fueled and/or armed. Other similar precautions may be
waived at the discretion of the commander. See paragraph 1-13e.
1-9. Environment.
BDAR may be required in a chemically toxic environment or under other adverse conditions with
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severe limitations in personnel, facilities, equipment, and materials. Performance of repair tasks may be
necessary while wearing protective gear. Expedient decontamination procedures are described in FM 3-5.
1-10. Serviceability and Operability (Operating characteristics).
The Minimum Functional Combat Capabiltiy (MFCC) criteria for the M 109 vehicles/M 110 Series
Vehicles/M578 Recovery Vehicles are as follows:
NOTE
These criteria may be waived for recovery or if the tactical situation demands otherwise.
a. Armament and Fire Control.
(1) M 109 Vehicle: Turret must traverse 360 degrees and elevate with no oscillations either
manually or by power.
(2) Ml 10 Series Vehicle: Turret must traverse either manually or by power 30 degrees right or
left of center.
(3) M109/M110: Main gun must have Recoil Mechanism, Turret, Equilibrators, and Cannon
Assembly.
(4) M109/M110: Must have an operational fire control mount and an indirect sighting device.
1-6
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