STEP 1. REMOVE CRANKSHAFT PULLEY.
Figure 28-1 (1). Crankshaft pulley and front cover, removal and installation.
(7) Inspect oil pump drive gear and
(2) Perform a magnetic inspection on the
crankshaft timing gear for chipped or cracked teeth.
crankshaft for cracks, breaks, or indications of fatigue.
Replace a defective gear.
Replace the crankshaft if any of the above mentioned
tolerance. Refer to table 1 for allowable tolerances.
(3) Measure the main bearing and connecting
Regrind or replace crankshaft as necessary-.
rod journals for wear and out of roundness. Refer to
table 1 for tolerance and clearance data.
(4) Inspect the thrust washers for wear or
Crankshaft grinding operations must
roughness. Measure washer thickness. Refer to table I
for correct dimensions and tolerance data. Replace
be performed by an adequately
equipped shop and fully trained
roughness., and overheating.
When a new or reground crankshaft
(6) Check runout of crankshaft journals.
is installed install all new main and
Refer to table 1 for correct tolerance and clearance
connecting rod bearing shells.
data. If the runout limit is greater than the data given in