WinGD X92 - Page 325

Maintenance
3403−1/A1
Winterthur Gas & Diesel Ltd.
3/ 6
2. Removal
1) Make sure that the device (94350,
Fig.6) is installed correctly on the top
platform.
2) Use the crane to carefully lift the
piston (1) from the cylinder.
Make sure that the piston rod foot (6)
(does not touch the support of the
piston rod gland (7).
3) Loosen the screws (3) of the device
(94350) and push the supports (2) fully
out.
4) Open the two hinged plates (5).
5) Make sure that the bars (4) lock the
hinged plates (5) in the open position.
6) Lower and align the piston (1, Fig.7)
between the supports (2). Make sure
that the supports (2) will go between
the round nuts (6).
7) Lower the piston until the piston rod
foot is below the hinged plates (4).
8) Close the hinged plates (4).
9) Push the supports (2) in.
10) Tighten the screws (3).
11) Lower the piston on to the supports (2).
Make sure that the supports are
between the round nuts (6).
12) Remove the crane hook from the piston
suspension device (94341).
13) Remove the distance holders (94230,
Fig.2) from the piston rod foot (2).
14) Install the cover plate 94345 to the
piston rod bore.
15) To disassemble the piston, refer to
3403−3.
16) To remove, disassemble, assemble and
install the piston rod gland, refer to
2303−1.
17) Do a check of the top surface of the
piston, refer to 3403−4.
18) Do a check of the piston rings and
grooves, refer to 3425−1.
19) Refer to the Maintenance Schedule for
other maintenance on each piston
0380−1. Select the related data.
2015
5
Piston: Removal and Installation
4
1
2
6
Fig. 7
Fig. 6
94350
1
2
3
5
3
4
5
6
7
94341
WCH02943
WCH02943