6-61. SECOND CLUTCH AND CENTER SUPPORT HOUSING - Continued
Cleaning and Inspection.
Dry cleaning solvent P-D-680 is potentially dangerous. Avoid
repeated and prolonged breathing of vapors and skin contact
with the liquid. Do not use near open flame, arcing equipment
or other ignition sources. Always wear eye protection and
protective clothing. The flash point of P-D-680 is 100 to 138
deg. F (38 to 59 deg. C).
Clean all metallic parts with dry cleaning solvent (Item 3, Appendix E) and inspect for damage.
Replace damaged parts.
Replace piston release springs if any three in each set of 20 do not meet the following load-height
(a) Length without load must be at least 1.29 in. (32.7 mm).
(b) Length under load must be at least 0.82 in. (20.8 mm) with load of 4.3 to 5.7 lb (1.95 to 2.59 kg).
Set second clutch piston (1) in rear cavity of center support housing (2).
Install 20 piston release springs (3) in second clutch piston (1).
Install clutch ring (4) on second clutch piston (1).
Clutch ring must be pushed completely down in center support
housing while installing retaining rings or clutch clearance will be
Install four new retaining rings (5). Remove second clutch piston (1) from center support housing