Front Case; Oil Seal; Counterbalance Shaft; Oil Pump - Mitsubishi 4G6 series Workshop Manual

11A-10-10
4G6 ENGINE (E - W) -
E
Mitsubishi Motors Corporation
Front Case, Counterbalance Shafts and Oil Pan
INSPECTION

FRONT CASE

(1) Check oil holes for clogging and clean if necessary.
(2) Check the left counterbalance shaft front bearing section
(3) Check the front case for cracks and other damage.

OIL SEAL

(1) Check the oil seal lip for wear and damage. Replace
(2) Check the oil seal lip for deterioration. Replace oil seal

COUNTERBALANCE SHAFT

(1) Check oil holes for clogging.
(2) Check journals for seizure, damage and contact with

OIL PUMP

(1) Assemble the oil pump gear to the front case and rotate
(2) Ensure that there is no ridge wear on the contact surface
(3) Check the side clearance.
Aug. 1998
for wear, damage and seizure. If there is anything wrong
with the section, replace the front case.
Replace cracked or damaged front case.
oil seal if necessary.
if necessary.
bearing. If there is anything wrong with the journal, replace
the counterbalance shaft, bearing or front case assembly.
it to ensure smooth rotation with no looseness.
between the front case and the gear surface of the oil
pump cover.
Standard value:
Drive gear 0.08 - 0.14 mm
Driven gear 0.06 - 0.12 mm
PWEE9616-A Added