Harmonic Balancer - Crankshaft Pulley: Service and Repair

Crankshaft Balancer Replacement

Tools Required
* J 24420-C Harmonic Balancer Puller
* J 42845 Crankshaft Balancer Installer
* J 42847 Flywheel Holding Tool

Removal Procedure




1. Remove the fan shroud. Refer to Fan Shroud Replacement (L18 ) Fan Shroud Replacement (L18 )Fan Shroud Replacement (LG5) Fan Shroud Replacement (LG5) in Engine Cooling.
2. Remove the drive belt. Refer to Drive Belt Replacement Service and Repair.
3. Remove the starter motor. Refer to Starter Motor Replacement (LG5) Starter Motor Replacement (LG5)Starter Motor Replacement (L18) Starter Motor Replacement (L18) in Engine Electrical.
Notice: Refer to Fastener Notice in Cautions and Notices.

Important: Make sure the teeth of the flywheel holding tool engage the engine flywheel teeth.


4. Install the J 42847 to the starter bolt holes.

Tighten the J 42847 bolts to 50 Nm (37 lb ft).




5. Install the J 24420-C or equivalent onto the crankshaft balancer.
6. Tighten the center screw of the J 24420-C until the crankshaft balancer is clear of the crankshaft nose.
7. Remove the crankshaft balancer.
8. Clean and inspect the crankshaft balancer. Refer to Crankshaft Balancer Cleaning and Inspection in Engine Mechanical - 8.1 L Unit Repair.

Installation Procedure

Important:
* The balancer should be positioned onto the end of the crankshaft as straight as possible prior to tool installation.

* Apply grease or clean engine oil to the inside of the crankshaft balancer or the end of the crankshaft, to prevent galling during assembly.





1. Install the balancer onto the end of the crankshaft.
2. Install J 42845 to the crankshaft balancer.
Important: Apply the lubricant that comes with J 42845 each time the tool is used. Failure to lubricate J 42845 may prevent the balancer from installing completely.


3. Using J 42845 install the balancer.
4. Tighten the J 42845 until the crankshaft balancer is completely seated against the crankshaft sprocket.




5. Remove the J 42845 from the crankshaft.





Notice: Refer to Fastener Notice in Cautions and Notices.

6. Install the crankshaft washer and bolt.

Tighten the crankshaft balancer bolt to 225 Nm (189 lb ft).

7. Remove the J 42847 .
8. Install the starter motor. Refer to Starter Motor Replacement (LG5) Starter Motor Replacement (LG5)Starter Motor Replacement (L18) Starter Motor Replacement (L18) in Engine Electrical.
9. Install the drive belt. Refer to Drive Belt Replacement Service and Repair.
10. Install the fan shroud. Refer to Fan Shroud Replacement (L18 ) Fan Shroud Replacement (L18 )Fan Shroud Replacement (LG5) Fan Shroud Replacement (LG5) in Engine Cooling.