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TM 10-4130-239-14
6 - 2 .
CYLINDER BLOCK ASSEMBLY REPAIR (CONT)
3.
Remove three remaining back crankcase cover mounting bolts.
4.
Tap gently on each side of back cover to loosen.
Pull cover
assembly off.
NOTE
DO NOT interchange parts when removing valves,
valve springs, and tappets.
Tappets must clear
cam lobes before camgear can be removed.
5.
Using valve spring compressor, compress exhaust spring.
Remove
valve spring collars.
Remove valve spring compressor.
Remove
exhaust valve, spring and retainer.
CAUTION
Pull out intake valve slowly to prevent damaging
seal.
NOTE
Apply engine oil to stem while pulling out valve.
6.
Slip jaw of valve spring compressor between spring and retainer.
Compress valve spring.
Slide valve spring retainer off valve
stem.
Remove valve spring compressor.
Remove intake valve,
spring and seal.
Discard seal.
6-3
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