Centinel System – Repair Manual – 001-022   Crankshaft Pulley

Remove the fan and water pump drive belt. Refer to Procedure 008-003.

Remove the alternator drive belt. Refer to Procedure 013-005.

Remove the fan and water pump drive belt tensioner. Refer to Procedure 008-080.

CAUTION  Do not use a hammer or a screwdriver to remove the damper. These tools can damage the damper.

Remove two of the vibration damper and crankshaft pulley retaining capscrews.

Install two guide studs into the holes.

Remove the remaining 10 capscrews. Remove the pulley and damper.

Remove the fan. Refer to the OEM service manual.

If equipped with a crank-driven fan, remove the crankshaft adapter (1)
from the pulley (2).

Remove two pulley capscrews.

Install two guide studs into the holes.

CAUTION  Do not use a hammer or a screwdriver to remove the damper. These tools can damage the damper.

Remove the remaining 10 capscrews. Remove the pulley (4), damper (3), mounting spacer (2), and second damper (1).

Remove the guide studs from the crankshaft nose.

Inspect the pulley for cracks, excessive wear in the belt grooves, or other damage.

Make sure the mounting surfaces of the crankshaft nose, the vibration damper, and the pulley are clean, dry, and free of burrs.

Install two guide studs into the crankshaft nose.

NOTE: Align dowel pin in crankshaft with dowel hole in damper.

Install the vibration damper(s) and pulley on the guide studs.

Use clean 15W-40 oil to lubricate the capscrew threads.

Install the 10 capscrews.

Remove the two guide studs and install the remaining capscrews.

Tighten the capscrews in a star pattern.

Install the fan and water pump belt tensioner. Refer to Procedure 008-080.

NOTE: Align dowel of tensioner to bracket.

Install the fan and water pump drive belt. Refer to Procedure 008-003.

Install alternator drive belt. Refer to Procedure 013-005.

Make sure the mounting surfaces of the crankshaft nose, the dampers, mounting spacer, and pulley are clean, dry, and free of burrs.

Install two guide studs into the crankshaft nose.

Install one of the dampers (1), mounting spacer (2), the second damper
(3), and the pulley (4) onto the guide studs.

Use clean 15W-40 oil to lubricate the capscrew threads.

Install ten capscrews.

Remove the two guide studs and install the remaining two capscrews.

Tighten the twelve capscrews in a star pattern.

If equipped with a crank-driven fan, install the crankshaft adapter
(1), making sure it seats flush against the pulley (2).

Use clean 15W40 oil to lubricate the capscrew threads.

Install the six capscrews and tighten in a star pattern.

Install the fan and water pump belt tensioner. Refer to Procedure 008-080.

NOTE: Align dowel of tensioner to bracket.

Install the alternator drive belt. Refer to Procedure 013-005.

Install the fan and water pump drive belt. Refer to Procedure 008-003.

Install the fan. Refer to the OEM service manual.