TM 5-3810-306-34
5. ASSEMBLE HOIST BRAKE.
d. Lock locknut (6) by bending a tab of keywasher
(5) into corresponding groove of the locknut (6).
a. Place brake housing (14) in press.
7. INSTALL BRAKE ASSEMBLY (1).
b. Using sleeve larger than overrunning clutch,
push down on backing plate (12) far enough so
NOTE
snap ring (11) can be installed securely.
Ensure the plugged hole is at
c. Remove brake housing from press.
the top when installing the
brake assembly (1).
d. Remove overrunning clutch (4).
a. Install brake assembly (1) over overrunning
e. Place new preformed packing (24) in groove in
clutch, using a soft faced hammer to tap brake in
housing.
place.
6. INSTALL OVERRUNNING CLUTCH (4).
b. Apply Loctite to hex head bolt threads (2).
a. Install bearing spacer (8) on pinion shaft (9).
c. Secure brake assembly with hex head bolts (2)
and lockwashers (3). Torque hex head bolts (2)
NOTE
to 31 ft-lbs (41 Nm).
The direction of free rotation
d. Install new packings (28) and connect lines (25),
of the overrunning clutch (4)
(26) and (27) to brake assembly (1).
should be counterclockwise.
8. CONNECT NEGATIVE BATTERY CABLE
AT
b. Install overrunning clutch (4) on pinion shaft (9)
SHUNT. (REFER TO TM 5-3810-306-20.)
and secure with key (7).
9. START CRANE AND CHECK HOIST BRAKE FOR
c. Install keywasher (5) and locknut (6).
PROPER OPERATION AND LEAKS.
locknut (6) to 20 ft-lbs (27 Nm).
END OF TASK
15-68
