TM 55-1680-320-23 & P
3-21. CLUTCH ASSEMBLY - REPAIR
3-21
This task covers: Disassembly, Cleaning, Inspection, Repair and Reassembly
INITIAL SETUP
Personnel Required:
67N, UH1 Helicopter Repairer
67T, UH60 Helicopter Repairer
Parts/Materials:
Abrasive Cloth, Aluminum Oxide (Item
App. D)
Automatic Transmission Fluid (Item 3,
App. D)
Cleaning Solvent (Item 10, App. D)
Tools and Test Equipment:
Tool Kit, Aircraft Mechanics,
NSN 5180-CW323-4692
Shop Set, Intermediate Maintenance
NSN 4920-00-472-4183
Air Source, 35 pai
Equipment Condition:
Hoist installed in assembly stand
Clutch assembly removed
Equipment Condition Para:
1,
Task 3-5
Task 3-23
Reference
None
1. Disassembly.
a.
b.
c.
d.
Release spring tension on clutch assembly by
applying pressure to plate (1) while removing
retaining ring (2). Remove retaining ring from
hub (3).
Remove backing plate (1), disc assembly (4)
and pressure plate (5).
Remove key (6), springs (7) and shim (8).
Press clutch roller (9) out of hub (3).
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