Westerbeke W-46 - Connecting Rod Alignment and Bearings

INSPECTION/REPAIR
Connecting
Bearings
Rod Alignment
and
1. Check the connecting :rod for
evidence of cracks, especially
cracks in the fillets of its
small and large ends. Replace
the :rod if any crack is noted
in the fillets.
2.
Mount each connecting :rod
the connecting :rod aligner
check for bend and twist,
shown in the illustrations.
a twisted connecting rod,
bearing is not trued to
small end bushing. Such a
must be corrected with the
of a press.
in
and
as
In
the
the
rod
use
3. If a connecting rod aligner is
not available, the rod may be
checked as follows:
a. To check the rod for bend,
measure C and l as shown in
figure a above. If the
measurement at c is greater
than 0. 05mrn -per lOOmrn
(0.00197in. per 3.937 in.)
of !, straighten the rod
with-the use of a press.
tJ//ignii1!J tool
CHECK FOR BEND OR TWIST.
CHECK BIG END THRUST
CLEARANCE
Checking connecting rod for bend
Check the conriecting roooearings for-peeling, burning,
melting. Replace if faulty.
Checking connecting rod for twist
o.os
TOO
a. Checking the connect-
ing rod for bend
b. Checking the connect-
ing rod for twist
Checking connecting rod
Engines & Generators
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