Lumina L4-151 2.5L (1991)
Intermediate Shaft: Service and Repair
CRANKSHAFT FORCE BALANCER
Fig. 9 Force Balancer Tightening Sequence
TOOL REQUIRED:
^
J 36660 Torque Angle Meter
REMOVE OR DISCONNECT
1. Oil pan.
2. Retaining Bolts.
3. Balancer assembly.
INSTALL OR CONNECT
1. Rotate the crankshaft until the Fourth counterweight from the front is EXACTLY at Bottom Dead Center (BDC).
NOTICE: When installing the balancer, the end of the housing without dowel pins must remain in contact with the block surface. If it loses contact,
gear engagement may be lost and permanent damage to either the crank or balancer gears may result.
2. Balancer onto block with balance weights EXACTLY at BDC (plus or minus one half gear tooth).
3. Balancer bolts.