Westerbeke 6.5KW Technical Manual page 60

4 cylinder marine gasoline generator sets twg series
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15. Install
the
oil pump with
the
drive chain on both the crank-
shaft and oil pump sprocket.
16. Timing chain and sprockets.
a.
Match the ring plate mark
(shiny
link)
of
timing
chain with the timing mar k
of the crankshaft sprocket.
b.
Install
the
crankshaft
sprocket on the crankshaft,
ensur ing not to change the
assembled
position of
the
timing chain and sprocket.
c.
Match
the
other
shiny
marked link to the camshaft
sprocket.
Tie
the
chain
and sprocket together wi th
wire,
so
the
assembled
position
of
the
timing
chain and camshaft sprocket
is not changed.
17. Timing chain adjuster blade.
18. Timing chain damper.
19. Timing chain front cover.
20.
21.
22.
NOTE:
Cut off any excess portions of the cover gasket at both
ends.
Tightening torque:
1.9 - 3.1 kg-m (14 - 22 Ib-ft)
Oil pan.
Backplate.
Tightening torque:
7 - 10 kg-m (51 - 72 Ib-ft)
Flywheel.
NOTE:
Install the flywheel by placing it on the crankshaft and
rotating it to properly align the mounting bolt holes.
Install the tabwasher and mounting bolts.
After
torquing,
bend
one
tab
against
a
flat
of
each
of
the
mounting bolts.
Tightening torque:
8.3 - 9.0 kg-m (60 - 65 Ib-ft)
23. Front crankshaft pulley.
Apply sealant to the threads of crankshaft pulley bolt and torque.
54

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