TM 5-4210-233-14&P-2
6-57. FORWARD CLUTCH ASSEMBLY - Continued
CAUTION
Do not mix old and new style pistons and housings. Equipment may be damaged.
NOTE
There are two styles of clutch pistons and clutch assemblies. The old style clutch
piston is machined smooth, new style has rough casting. The old style clutch
assembly has a groove for installation of a seal ring, new style does not have a
groove.
If new housing is used, a third seal ring is used.
(18)
Apply lubricating oil to two new seal rings (13 and 14).
(19)
Install small seal ring (13) and large seal ring (14), lips down, on forward clutch piston (6).
(20)
Install forward clutch piston inner seal protector (Appendix B, Section III, Item 75) over inner hub of
forward clutch assembly (1).
(21)
Install forward clutch piston (6) over seal protector. Carefully work piston completely down until
seated.
(22)
Remove seal protector.
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