1
2
3
Removing and installing the rail
29
Danger:
Before starting the work, comply with “Special instructions when working on the common rail sys-
tem” (see page 9).
Caution:
All connections and removed parts are to be closed immediately with suitable caps.
Dirt in the injection system causes:
D injectors to jam
D the high-pressure pump drive to break
The lines contain fuel.
Catch escaping fuel in a suitable container.
Fig. 1
D Close shutoff valve from tank to engine
Caution:
Before the high-pressure lines are removed
it is necessary to clean the CR system again.
Unscrew the union nuts Æ of the high-pressure
lines between the rail and injectors.
Fig. 2
Unscrew the union nuts Ç of the high-pressure
lines between the rail and high-pressure pump.
Fig. 3
Remove fuel pipe for rail return.
Take out rail É.
7
8
8
10
10