TM 9-2320-272-24-4
THIS TASK COVERS:
c. Installation
a. Removal
b. Cleaning, Inspection, and Repair
REFERENCES (TM)
APPLICABLE MODELS
LO 9-2320-272-12
M934/A1/A2
TM 9-2320-272-10
TOOLS
TM 9-2320-272-24P
General mechanic's tool kit (Appendix E, Item 1)
EQUIPMENT CONDITION
MATERIALS/PARTS
Parking brake set (TM 9-2320-272-10).
Five keys (Appendix D, Item 266)
SPECIAL ENVIRONMENTAL CONDITIONS
Locknut (Appendix D, Item 297)
Vehicle must be on level surface.
GAA grease (Appendix C, Item 28)
PERSONNEL REQUIRED
Two
NOTE
Left and right retractable beam drive shafts and locks are
replaced the same. This procedure is for the left retractable beam
drive shaft and lock.
1.
Remove
locknut (1) and lock (2) from under-frame stud (8). Discard locknut (1).
2.
Remove
screw (4), paw1 (3), and lock (2) from underframe (5).
3.
Remove
thirty screws (7) and five covers (6) from underframe (5).
4.
Remove
four setscrews (15) from bushings (14).
CAUTION
Do not bend or strain ratchet shaft during removal. Doing so may
result in damage to equipment.
NOTE
Remove all nicks, burrs, and corrosion from ratchet shaft and
lubricate before removal.
Direct assistant to catch ratchet shaft components under van
body during removal.
5.
Slowly pull ratchet shaft (9) and remove four bushings (14), nine bushings (13), spacers (12),
sprockets (11), and five spacers (10) from under-frame (5).
5-470
