Balance Shaft: Service and Repair

Engine Dynamic Balance Shaft

Removal
1. Remove the timing chain.





2. Disconnect and position the wire harness aside.





3. Remove the radiator fan and shroud assembly.





4. Remove the engine dynamic balance shaft.
^ Remove the bolts.
^ Remove the balance shaft driver gear, thrust plate and engine dynamic balance shaft as an assembly.

Installation





1. Turn the camshaft so that the timing mark is at 12 o'clock and install the engine dynamic balance shaft assembly into the cylinder block. Turn the engine balance shaft driven gear so that the timing mark lines up with the timing mark on the engine balance shaft drive gear.





2. NOTE: If correctly aligned, the engine dynamic balance shaft keyway will be at 12 o'clock and the camshaft keyway will be at 6 o'clock on the camshaft.

Install the bolts.





3. Install the radiator fan and shroud assembly.





4. Connect the connector and install the pin-type retainer.
5. Install the timing chain.