WinGD X62DF, Maintenance Manual

Page: 236 / 902

PROCEDURE
1 Remove the applicable hydraulic pipe (005, Figure 7-32 ), refer to the related procedure.
2 Remove the applicable HP fuel pipes (004), refer to the related procedure.
3 Remove the applicable injection valves (003), refer to the related procedure.
4 For a DF engine, remove the applicable pilot injection valves (not shown), refer to the
related procedure.
5 Do the applicable steps to remove the expansion piece (002), refer to the related
procedure.
6 Remove the cooling water pipe (001).
Fig 7-32 Cylinder cover - pipes and expansion piece (example)
7 Close the starting air valve.
8 Remove the starting air pipe from the cylinder cover.
9 Disconnect all other connections to the cylinder cover and to the exhaust valve.
10 Operate the engine room crane to put the lifting tool (006, Figure 7-33 ) and the pre-
tensioners in position above the cylinder cover (002).
11 Slowly lower the lifting tool (006) until the four brackets (003) are on the cylinder cover
(002).
12 Put the top and bottom parts (001, 007) of the pre-tensioners in position on the elastic
studs (005).
13 Connect the pre-tensioners together and to the hydraulic unit.
14 Loosen the round nuts, refer to section 4.3 Loosen a round nut with a pre-tensioner .
15 Operate the engine room crane to remove the lifting tool (007).
16 Remove the pre-tensioners (001).
17 Remove the round nuts (004).
X72DF
AA00-2708-00AAA-520A-A
Maintenance Manual Cylinder cover - remove
Winterthur Gas & Diesel Ltd.
- 236 - Issue 002 2020-10