Winterthur Gas X40-B, Maintenance Manual

Page: 103 / 495

Maintenance
1203 − 1/A1
Winterthur Gas & Diesel Ltd.
1/ 2
Thrust Bearing
Axial Clearance − Checks
Tools:
1 Inside micrometer 94101
1 Dial gauge with magnetic base (DG)
1 Feeler gauge
1. Procedure One
1) Start the engine in the direction AHEAD
to move the crankshaft fully forward.
2) Stop the engine.
3) Put the dial gauge (1,
Fig. 1 ) in position
on the oil baffle (top part) (2). Record
the value.
4) Remove the dial gauge (1).
5) Start the engine in the direction
REVERSE to move the crankshaft fully
rearward.
6) Stop the engine.
7) Put the dial gauge (1) in position on the
oil baffle (top part) (2). Record the
value.
8) Remove the dial gauge (1)
9) Compare the values with those given in
the engine documents on the Check
Dimensions page, (refer also to 0330 − 1
Clearance Table, Crankshaft and
Thrust Bearing ).
Note: If the measured values are more
than the nominal values given, the
thrust pads are worn.
10) After maintenance on the area of the
thrust bearing, do as follows:
a) Remove the cover (5).
b) Do a check of the thrust bearing
housing.
c) If necessary, remove particles from
the area (6).
d) Install the cover (5).
11) Each 6000 to 8000 operation hours,
make sure that the opening (4) is clear.
2016
2
1
5
WCH03612
Fig. 1
4
3
7
6