Diesel Data: Automotive Repair

Rear Crankshaft Main Bearing Seal: Service and Repair

REPLACEMENT OF CRANKSHAFT OIL SEALS

HINT: There are two methods (A an B) to replace the oil seal as follows:

REPLACE CRANKSHAFT FRONT OIL SEAL

A. If oil pump is removed from cylinder block:




(a) Using a screwdriver and hammer, tap out the oil seal.





(b) Using SST and a hammer, tap in a new oil seal until its surface is flush with the oil pump case edge. SST 09309-37010
(c) Apply MP grease to the oil seal lip.


B. If oil pump is installed to the cylinder block:




(a) Using a knife, cut off the oil seal lip.
(b) Using a screwdriver, pry out the oil seal.

NOTICE: Be careful not to damage the crankshaft. Tape the screwdriver tip.

(c) Apply MP grease to a new oil seal lip.





(d) Using SST and a hammer, tap in the oil seal until its surface is flush with the oil pump case edge. SST 09309-37010


REPLACE CRANKSHAFT REAR OIL SEAL

A. If rear oil seal retainer is removed from cylinder block:




(a) Using a screwdriver and hammer, tap out the oil seal.





(b) Using SST and a hammer, tap in a new oil seal until its surface is flush with the rear oil seal edge. SST 09223-56010
(c) Apply MP grease to the oil seal lip.


B. If rear oil seal retainer is installed to cylinder block:




(a) Using a knife, Cut off the oil seal lip.
(b) Using a screwdriver, pry out the oil seal.

NOTICE: Be careful not to damage the crankshaft. Tape the screwdriver tip.

(c) Apply MP grease to a new oil seal lip.





(d) Using SST and a hammer, tap in the oil seal until its surface is flush with the rear oil seal retainer edge. SST 09223-56010