TM 5-3810-300-24&P-3
1.3.7
CRANKSHAFT PULLEY
Fig. 2. Crankshaft Pulley Details
Install Crankshaft Pulley
Refer to Fig. 2 and install the crankshaft pulley as
follows:
1. Place the Woodruff keys in the key slots in the
front end of the crankshaft, if they were
Fig. 1. Removing Pulley from Crankshaft
removed.
The engine application determines the type of crankshaft
2. Slide the pulley over the end of the crankshaft.
pulley to be used. The crankshaft pulley is keyed to the
crankshaft and secured with a special washer and bolt.
3. Place the washer on the bolt and thread the bolt
into the end of the crankshaft, drawing the pulley
Remove Crankshaft Pulley
tight against the oil seal spacer.
If the engine is equipped with a vibration damper, the
The difference in the design of pulleys dictates the use of
pulley must be drawn tight against the outer cone.
various puller tools as outlined below:
4. Tighten the crankshaft pulley retaining bolt as
1. Remove the bolt and washer.
follows:
2. If a rigid type pulley without any tapped holes is
a. Tighten the bolt to 180 lb-ft torque.
being removed, use two-jaw puller J 4643.
b. Strike the end of the bolt a sharp blow with
3. If tapped holes are provided in the pulley hub,
a 2 or 3 lb. lead hammer.
install the pulley bolt in the end of the crankshaft
and use puller J 4558.
c. Tighten the bolt to 300 lb-ft torque and
strike the bolt again.
d. Tighten the bolt to 300 lb-ft torque.
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