Winterthur Gas X40-B, Maintenance Manual

Page: 231 / 495

Maintenance
3303 − 3/A1
Winterthur Gas & Diesel Ltd.
3/ 8
3. Crosshead − Lift (Piston
Removed)
WARNING
Injury Hazard: Before you
operate the turning gear,
make sure that no
personnel are near the
flywheel, or in the engine.
1) Record the position of the toggle lever
(1, Fig. 3 ).
2) Disconnect the toggle lever (1) from the
connecting rod (3).
3) Use a rope to hold the toggle lever (1) in
the position shown.
4) Operate the turning gear to move the
applicable crank to BDC.
5) Lock the turning gear.
6) Install the platform elements (94143,
94144) shown, refer to 3301 − 1.
7) Remove the round nuts (4) on the elastic
bolts (3), refer to 9403 − 4 .
8) Attach the lifting plate (94324) to the
crosshead with the four nuts (6).
9) Attach the eye bolt (EB2) to the guide
shoe (2).
10) Attach the stop plate (94335) to the
bearing cover (8) with the screw.
11) Attach the tool (94337) to the connecting
rod (13).
12) Attach the support tool (94332) to the
tool (94337) with the two screws (12)
and the column door.
13) Torque the two screws (12) to 290 Nm.
14) Attach the chain block (CB) to the hook
of the engine room crane and the
shackle on the lifting plate (94324).
15) Operate the chain block to lift the
crosshead (7) sufficiently to attach the
two supports (94322).
16) Attach the two supports (94322) to the
position shown on the column.
17) Torque the four screws (9) and the two
bolts (10) to 150 Nm.
18) Operate the chain block (CB) to carefully
lower the crosshead (7) on the supports
(94322).
19) Adjust the two screws (11) to get an
equal load.
Top End Bearing − Removal, Inspection and Installation
2016
Fig. 3
94144
4
94143
5
I
I
1
WCH00617
CB
2
3
I - I
CB
10 9
WCH00574
11
III
94322
IV
94337 94332
12
II
7
2
EB2
94335
8
6
94324
13
IV
III
WCH00617