A Series Diesel Engine Base Engine Components 182
Inspect the gear teeth for wear and damage. Look for
cracks at the root of the teeth.
Measure the bearing journals and valve lobes.
Journal Diameter:
Standard: 44.964 to 44.95 mm [1.7702 to 1.7697 in]
Worn Limit: 44.89 mm [1.767 in]
Camshaft Bushing Inspection
Caution : If the bushing is worn beyond the limit,
install a new service bushing.
Inspect the camshaft bore for damage or excessive
wear.
The limit for the bushing in the No. 1 bore is the same
as for the other bores without bushings.
Standard: 37.935 to 38.065 mm [1.4935 to 1.4986 in]
Worn Limit: 37.83 mm [1.4893 in]
Note : If the bores without a bushing are worn beyond
the limit, the engine must be removed for
machining and installation of service bushings
or replacement of the cylinder block.
Remove the bushing from the Number 1 bore.
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