TM 55-1680-320-23 & P
3-18. BRAKE ASSEMBLY - ADJUST
This task covers: Torque Check and Adjustment
67N, UH1 Helicopter Repairer
67T, UH60 Helicopter Repairer
Tools and Test Equipment:
Tool Kit, Aircraft Mechanics,
Shop Set, Intermediate Maintenance
Clutch and Brake Holding Fixture,
Hoist installed in assembly stand
Brake assembly removed from hoist
Equipment Condition Para:
Install brake assembly (1) in Clutch and Brake
Holding Fixture with spring end down. Engage
gear discs on fixture with fiction disc of brake.
Install dowel pin (4) into center of clutch roller
Position clamps (2) onto friction disc and tighten
Using a torque wrench attached to the dowel pin
(4), rotate clutch roller (5) in direction of arrow
on clutch roller face. Clutch roller shall rotate free-
Using a torque wrench rotate clutch roller (5) in
opposite direction of arrow on clutch roller face.
Clutch roller shall slip at 21-25 in-lbs.
Remove dowel pin (4) from clutch roller (5).
Remove brake assembly from Clutch and Brake
Holding Fixture, by loosening screws (3) and rotat-
ing clamps (2) free of friction disc.
GO TO NEXT PAGE