86
a. Pry the old seal from the gcarcasc with a large
screwdriver. Work carefully to prevent damage to
the gearcase seal surface,
b. Clean the seal recess in the cover with solvent and
blow
it dry with compressed air.
c.
Apply gasket scaler 10the periphery
of
the seal.
d. Position a new seal in the cover recess with its open
end facing the inside
of
the gcarcasc. Drive the seal
into place with a suitably sized seal driver or socket .
13,
If
crankshaft bearing replacement is necessary, pro-
ceed as follows:
a. Refer 10 Chapter Seven to remove the governor
shaft from liming gcarcasc.
b. Pry the seal from the gearcasc with a large screw-
driver. Work carefully to prevent damage to the
gcarcasc seal surface.
c. Drive or press out the bearing (Figure 54). Force
the bearing toward the inside
of
the gearcase.
d. Clean the seal and bearing recesses in the cover
with solvent and blow them dry with compressed
air.
e. Drive or press in a new bearing until the bearing
scats in the recess in the gearcase.
f. Apply gasket sealer to the periphery
of
the seal.
CHAPTER
FIVE
g. Position a new seal in the coverrecess with its open
end facing the inside
of
the gcarcasc. Drive the seal
into place with a suitably sized seal driver or socket.
h. Refer to Chapter Seven to reinstall the governor
shaft.
14. Reverse the removal procedure to reinstall the timing
gearcase. Tighten the gcarcasc retaining screws to the
specification in Table
2.
LUBRICATION
SYSTE.\
.
Refer to Chapter Two for lubrication system operation,
diagrams and oil pressure test.
Oil Pump
The engine oil pump is mounted on the front (timing
gear) side
of
the cylinder block (Fig
ure
48).
.<
.'
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