PROCEDURE
1 Make sure that the piston support (005, Figure 8-70) in position on the top platform.
2 Attach the engine room crane to the lifting tool (009).
3 Carefully operate the engine room crane to lift the piston (001) from the cylinder liner.
NOTE: During this step, make sure that the piston rod foot does not touch the gland
box support.
4 Loosen the screws (003) of the device (005) and push the supports (002) fully out.
5 Open the two plates (006).
6 Lock the two plates (006) in position with the bars (004).
7 Lower the piston (001) and the gland box (008) until the piston rod foot is below the
plates (006).
8 Close the plates (006).
9 Push in the supports (002).
10 Tighten the screws (003).
11 Lower the piston on to the supports (002). Make sure that the supports (002) are
between the round nuts (010).
12 Remove the engine room crane from the suspension device (009).
13 Install the cover to the piston rod bore.
14 If necessary, disassemble the gland box, refer to section 7.4.1 Piston rod gland -
remove.
Fig 8-70 Piston - remove (example)
001
002
003
004
005
006
007
008
009
001
002
003
006
010
00778
X72DF
AA00-3403-00AAA-520A-A
Maintenance Manual Piston - remove
Winterthur Gas & Diesel Ltd.
- 483 - Issue 002 2020-10
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