TM 55-1680-320-23 & P
3-22. CLUTCH 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 Future,
Hoist installed in assembly stand
Clutch assembly removed
Equipment Condition Para:
Install clutch assembly (1) in Clutch and Brake
Holding Fixture with spring end down. Engage
gear discs on fixture with friction disc of clutch.
Position clamps (2) onto friction disc and tighten
screws (3). Install dowel pin (4) into center of
clutch roller (5).
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
Using a torque wench, 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 clutch assembly from Clutch and Brake
Holding Fixture, by loosening screws(3) and rotat-
ing clamps (2) free of fiction disc.
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