MULTICYLINDER ENGINES
125
11. Carefully lift the crankshaft out of the
eng
ine
(F
igure
65).
12. Proceed as follows to replace the crankshaft seal in
the main bearing housing:
a. Pry the old seal from the main bearing hous ing with
a large screwdriver. Work carefully to prevent dam-
age to the main bearing housing seal surface.
b. Clean the seal recess in the housing with solvent
and blow it dry with compressed air.
c. Apply gasket sealer to the periphery
of
the seal.
d. Position the new seal in the housing recess with its
open end facing the inside
of
the bearing housing.
Drive the seal into place with a suitably sized seal
driver.
13. Refer to the Main Bearings section for information
concerning service to the main bearings and thrust bear-
ings.
14. Reinstall the crankshaft by reversing the removal
procedure while noting the following:
a. Thoroughly lubricate the main bearings and thrust
bearings.
b. Be sure to install a new O-ring on the main bearing
housing.
c. Tighten the main bearing and intermediate housing
bolts to the tightening torque specified in Table 4.
After tightening, rotate the crankshaft to be sure it
rotates freely.
If
not, loosen, then retighten the inter-
mediate main bearing housing bolts.
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6
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