TM-9-2320-272-24-2
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 2 OF 4
JUNE 1998
TM-9-2320-272-24-2 - Page 286 of 991
3-356. HINGED
TM 9-2320-272-24-2
THIS TASK COVERS:
a. Removal
c. Cable Adjustment
b. Installation
INITIAL SETUP:
APPLICABLE MODELS
EQUIPMENT CONDITION
M934/A1/A2
Parking brake set (TM 9-2320-272-10).
TOOLS
Van body fully expanded and secured (side door
General mechanic’s tool kit (Appendix E, Item 1)
window only) (TM 9-2320-272-10).
GENERAL SAFETY INSTRUCTIONS
MATERIALS/PARTS
Always wear hand protection when handling cable.
‘Iwo cotter pins (Appendix D, Item 57)
Cotter pin (Appendix D, Item 66)
Wood block
REFERENCES (TM)
TM 9-2320-272-10
TM 9-2320-272-24P
WARNING
Wear hand protection when handling cable. Broken wires may
cause injury to personnel.
1.
Place a l-in. (2.54-cm) block of wood between end of swivel hook (1) and hinged roof (2).
2.
Turn turnbuckle (5) on hinged floor (6) counterclockwise to decrease cable tension.
3.
Remove cotter pin (8), pin (10), and cable clevis (9) from drop arm (11). Discard cotter pin (8).
4.
Remove cotter pin (12), pin (13), and upper roller (15) from mounting plate (14). Discard cotter pin (12).
5.
Remove cotter pin (18), pin (20), and lower roller (17) from folding arm (19). Discard cotter pin (18).
6.
Disconnect lower cable end (16) from turnbuckle (5).
7.
Pull cable (4) upward through two cable guides (3) and remove from vehicle.
NOTE
Perform step 1 if installing new counterbalance cable.
1.
Remove eye of turnbuckle (5) from replacement cable end (16).
2.
Thread cable (4) through two cable guides (3) and connect to turnbuckle (5).
3.
Align lower folding arm (19) with holes in comer post (7) and install lower roller (17) on folding
arm (19) with pin (20) and new cotter pin (18). Ensure cable (4) is behind lower roller (17).
4.
Install upper roller (15) on mounting plate (14) with pin (13) and new cotter pin (12). Ensure cable (4)
is behind upper roller (15).
5.
Install cable clevis (9) on drop arm (11) with pin (10) and new cotter pin (8).
6.
Remove block of wood from swivel hook (1) and hinged roof (2).
7.
Adjust cable tension of turnbuckle (5) if necessary (task c.).
3-894
Back to Top
