Westerbeke 9.0 BCG Technical Manual page 82

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3. Loosen the lock nuts and back the adjusting screws
off the valve rocker arms. Remove the rocker shafts
as follows.
A. Forthe BCG 4.0KW cylinder head, remove the rock-
er shaft plug and screw a bolt into the rear end of
the No.1 rocker shaft; pull out the bolt, drawing the
rocker shaft with it; repeat this process for the No.
2 rocker shaft.
B. Forthe BCG 6.5KW and BTG 9.0KW cylinder heads,
remove the rocker shaft plug from the rear end of
the No. 1 rocker shaft and use the valve shaft puller
(special service tool [SST]
#
37729) to extract the
rocker shaft; repeat this process for the No.2 rock-
er shaft.
NOTE: At the same time the rocker shaft is ex-
tracted, remove the valve rocker arms and com-
pression springs associated with the shaft.
4. Extract the camshaft from the rear end of the cylinder head.
CAUTION
Exercise care when removing the camshaft to avoid damaging the bearing journals or cam
lobe surfaces of the camshaft.
Westerbeke Generators
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