6-5 CRANKCASE COVER AND CYLINDER ASSEMBLY (CONT)
For purpose of replacing oil seal it is assumed engine is assembled except
that coupling is removed as described in paragraph 423 and flywheel is re-
moved as described in paragraph 435.
9. Oil seal
Remove and discard defective
oil seal (6) in cylinder assem
bly (4). Lubricate inside
diameter of seal with Lubri
plate (Appendix E, Item 3) or
equivalent before assembly.
Position sharp edge of oil seal
toward inside of engine and
press in as far as it will go.
Installed oil seal should be
recessed 3/16 inch (4.69 mm).
If governor crank bushing (7) is worn, remove and
press in new bushing.