TM-9-2320-272-23-4
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 4 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-4 - Page 721 of 1393
TESTING - Continued
NOTE
Perform Steps (2) and (3) for M936/A1 model vehicles equipped with level wind. M936A2
models do not have a level wind.
2.
Pull out level wind lock knob (Figure 2, Item 2) on level wind frame (Figure 2, Item 1), rotate one-quarter turn,
and release.
3.
Pull out cable tensioner lock knob (Figure 2, Item 6) and release tensioner lever (Figure 2, Item 5).
4.
Push clutch lever (Figure 2, Item 3) toward front of vehicle to disengage clutch.
5.
Pull winch cable (Figure 2, Item 7) 3 to 4 ft (0.9 to 1.2 m) off drum. Drum will stop turning as soon as pulling
has stopped if drag brake is properly adjusted. If drum continues to turn after pulling has stopped, perform
ADJUSTMENT to adjust drag brake.
2
3
1
7
6
5
4
M9523DAA
Figure 2.
Front Winch Drag Brake Testing.
END OF TASK
TM 9-2320-272-23-4
0673
0673-2
Back to Top
