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 GOVERNOR AND CAMSHAFT ASSEMBLY REPAIR (CONTINUED)
CLEANING
A Clean camshaft and component parts with dry-cleaning
WARNING
solvent (item 8, Appx C), or mineral spirits paint thinner
(item 20, Appx C).
Dry-cleaning solvent used to clean parts is poten-
tially dangerous to personnel and property. Do
Wipe dry with clean, lint-free cloth (item 6, Appx C).
B
not use near open flame or excessive heat.
point of solvent is 138 `F.
C Apply light film of oil (item 16, Appx C) to lobes and gear
journals.
INSPECTION AND REPAIR
A Inspect camshaft and gears for cracks using
particle inspection or dye-penetrating technique.
B Replace camshaft or gears if cracks are evident.
LOBES
Replace camshaft if lobes are excessively worn, pitted, or
c
scored.
D Using a fine stone, dress camshaft lobes that are slightly
scored.
Inspect bearing journals for scoring, pitting, or
wear.
E
Replace camshaft if front bearing journal is less than
F
diameter.
G Replace camshaft if rear bearing journal is less than
diameter.
H Replace camshaft and injection pump gears if excessively
worn, pitted, nicked, or scored.
TM
3-113
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