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 73 of 343
TM 9-2350-358-BD
SECTION IX.
HARDWARE, CABLES, AND PULLEYS
3-23.
GENERAL
Various elements of hardware and linkages are used throughout combat vehicles to transfer the control actions from the
crew to the components being controlled.
Damage can occur to mounting hardware, or rods, cables, and levers in
mechanical linkage systems.
Pins can become lost or linkages can bend or break which will disable or hamper the vehicle
operation.
3-24.
BOLTS, MISSING
Similar hardware can be scavenged from non-essential equipment within the vehicle.
The proper bolts may not always be
available to make repairs.
Mismatched bolts can be used to make BDAR repairs but care must be taken so as not to
break bolts by forcing them too far.
Coarse threaded bolts may be used in holes with fine threads.
Forced threads will not
hold as much stress as standard threads but will provide a limited operational capability rods or studs can also be used to
make BDAR repairs.
Option 1
Limitations:
Limited operational stress capability
Personnel/Time Required:
•
1 soldier
•
0.2 hour
Materials/Tools:
Bolt (scavenge from available source)
Procedural Steps:
CAUTION
Bolts may break if over tightened too far.
1.
Force mismatched bolt into threaded hole.
2.
Record BDAR action taken.
When mission is complete, as soon as practical, repair the equipment/system using
standard maintenance procedures.
Option 2
Limitations:
Limited operational stress capability.
Personnel/Time Required:
•
1 soldier
•
0.2 hour
3-28
Back to Top
