PROCEDURE
1 Make sure that the cooling water in the cylinder cover is drained.
2 Remove all pipes from the holder (004, Figure 7-78).
3 Loosen the two screws (002) on turn.
4 Remove the screws (001).
5 Attach two eye bolts to the threads (003) of the holder (004).
6 Carefully lift the holder (004) together with the pre-chamber (007) from the cylinder
cover (005).
7 Remove the two screws (002) and the pre-chamber (007).
8 Remove and discard the O-ring (006) and the seal (008).
9 Do a check of the sealing surfaces of the pre-chamber and of the cylinder cover. If
necessary, grind the sealing surfaces.
Fig 7-78 Pilot injection valve - remove the pre-chamber
001
002 003 004 005
004
006
007
008
CLOSE UP
• None
X72DF
AA00-2790-00AAB-520A-A
Maintenance Manual Pilot injection valve - remove the pre-chamber
Winterthur Gas & Diesel Ltd.
- 341 - Issue 002 2020-10