Maintenance3303−2/A2
Winterthur Gas & Diesel Ltd.
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9) Operate the turning gear to move the
crank (1, Fig. 5) down.
10) Install the work platform (94142), refer
to the instructions given in 3301−1.
11) Hold the bearing shell and remove
Allen screws (2).
12) Remove the bearing shell.
6. Inspection
1) Do an inspection of the bearing shell.
2) If you find damage, replace the bearing
shell.
7. Top Bearing Shell −
Installation
1) Clean the seating surface of the
bearing shell.
2) Make sure that the bearing shell has no
damage.
3) Hold the bearing shell in position on the
connecting rod.
Note: Make sure that the distance
between each end of the bearing
shell and the connecting rod is the
same.
4) Attach the bearing shell to the
connecting rod with the Allen
screws (2).
5) Make sure that the crank pin (1) is in a
satisfactory condition.
6) Put oil on the crank (1).
7) Put oil on the surface of the bearing
shell.
8) Remove the work platform (94142).
9) Operate the turning gear to move the
crank to TDC. Make sure that distances
at X between the crankshaft and the
bottom end bearing are equal.
10) Continue to operate the turning gear
until the crank pin (1) engages with the
connecting rod (2).
11) Operate the turning gear to move the
crank to TDC. At the same time,
operate the manual ratchet (H1) to
keep a light tension on the chain.
12) Remove the retaining pins (94323).
13) Remove the manual ratchet (H1) from
the connecting rod (2).
2016
Bottom End Bearing − Removal, Inspection and Installation
H2
1
2
94142
Fig. 5
013.537/05a
Fig. 6
013536/05a
H1
94323
X
X
2
1
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