Winterthur Gas X40-B, Maintenance Manual

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Maintenance
3403 − 1/A1
Winterthur Gas & Diesel Ltd.
4/ 5
19) Align the mark FPS on the piston rod
foot (5, Fig. 6 ) with the fuel side of the
engine.
20) Lower carefully the piston (1) and gland
box (2) into the cylinder liner. Make
sure that you do not cause damage to
the gland box housing.
Note: During step 21 ), make sure that the
holes in the piston rod rod foot
align with the studs and dowel pins
on the crosshead.
21) Continue to lower carefully the piston
(1) into the cylinder liner until the piston
rod foot (6) touches the crosshead.
22) Remove the engine room crane from
the tool (94341).
23) Remove the tool (94341).
24) Remove the inserting cone (94342).
25) Remove the platform elements (94143,
94144).
26) Operate the turning gear to move the
crank in the BDC direction until the
gland box (2) is immediately above the
housing.
27) Align the hole in the gland box (2) with
the spring dowel pin (3).
28) Continue to operate the turning gear to
lower fully the piston to BDC. Make
sure that the piston rod foot (6)
continues to touch the crosshead.
29) Remove the clamp (94345G) from the
piston rod.
30) Attach the gland box (2) to the housing
with the four bolts (5) and the new
locking plates (4).
31) Torque the bolts (5) to 37 Nm.
32) Bend the four locking plates (4) to lock
the bolts (5).
33) Attach the piston rod foot to the
crosshead with the four nuts (7).
34) Torque symmetrically the four nuts (7)
to 320 Nm.
Piston: Removal and Installation
2016
Fig. 6
94341
3
I
II
7
6
WCH03604
I
5
2
II
1
2
I
I
I - I
94350
4
WCH00554
WCH00554