4-1. ENGINE MAINTENANCE (CONT)
f. Rear Oil Seal.
This task covers removal, cleaning, and installation of crank-
shaft rear oil seal and oil seal retainer. Replacement of standard size rear oil
seal is covered in paragraph (l); refer to paragraph (2) (page 4-40) for replacement
of standard size rear oil seal with oversize oil seal.
Use oversize rear oil seal and wear sleeve when crankshaft flange is
worn and standard size oil seal does not stop oil leakage.
(1) Standard Size Rear Oil Seal Replacement.
TOOLS: No. 1 Common Organizational Maintenance Tool Kit
Torque wrench, 1/2 inch drive
Automotive Mechanics Tool Kit
Socket wrench set, 1/2 inch drive
Rear seal lip positioning tool (FSCM 10988 PN A61271)
MATERIALS/PARTS: Clean cloths (Appendix C, item 1)
Cleaning solvent P-D-680 (Appendix C, item 2)
Non-hardening sealant (Appendix C, item 10)
Grease (Appendix C, item 11)
Rear oil seal retainer gasket (FSCM 10988 PN A32830)
Rear oil seal (FSCM 10988 PN A62050)
PRELIMINARY PROCEDURE: Flywheel housing removed (page 3-54) and flywheel
removed (page 3-57).
Remove eight capscrews, two at bottom of rear oil seal retainer and six
at front of rear oil seal retainer.
Remove oil seal retainer.
Remove and discard oil seal retainer
Remove rear oil seal from oil seal
retainer and discard oil seal.