CRANKSHAFT ASSEMBLY - CONTINUED
Using circular-type gear puller, pull
crankshaft gear from crankshaft.
c. Remove machine key.
3. Crankshaft (1)
a. Inspect for cracks.
Discard if cracked.
Inspect for and using depth micrometer,
measure depth of scratches and nicks on
If scratches and nicks exceed depth of
0.020 inch (0.508 mm), discard
crankshaft. If depth of scratches and
nicks is 0.020 inch (0.508 mm) or
less, tag for grinding.
Using 3- to 4-inch micrometer, mea-
sure diameter of six connecting rod
journals in several places. Check for
out-of-round condition. Connecting rod
journals should be 3.122 to 3.125
inches (79.293 to 79.375 mm).
Tag crankshaft connecting rod jour-
nals for grinding if worn smaller than
3.122 inches (79.298 mm) or more
than 0.002 Inch (0.05 mm) out of
Using 3- to 4- inch micrometer, mea-
sure six connecting rod journals for
taper across length of journals.
Tag for grinding if taper exceeds
0.0005 inch (0.0127 mm).
T A 2 4 2 4 8 3