FRONT CASE
- Check the oil passage for clogging. Clean if necessary.
- Check the left counterbalance shaft front bearing for wear, damage and seizure. If the bearing is damaged, replace the front case.
- Check the front case for cracks and other damage.
Replace cracked or damaged front case.
OIL SEAL
- Check the oil seal lip for wear and damage. Replace the oil seal if necessary.
- Check the oil seal lip for deterioration. Replace the oil seal if necessary.
COUNTERBALANCE SHAFT
)
- Check the oil holes for clogging and clean if necessary.
- Check the journal for seizure, damage and contact with bearing. If there is anything wrong with the journal, replace the counterbalance shaft, bearing or front case assembly if required.
OIL PUMP
- Assemble the oil pump gears to the front case and rotate it to ensure smooth rotation with no looseness.
- Ensure that there is no ridge wear on the contact surface between the front case and the gear surface of the oil pump cover.
)
- Check the side clearance.
- Drive gear 0.08 - 0.14 mm
- Driven gear 0.06 - 0.12 mm
Standard value: