4.
Open threaded vent plug (1) of filter to be
serviced.
5.
Open drain plug (1).
6.
Allow water to drain until fuel emerges.
7.
Close drain plug (2) again.
8.
Drain second filter on module, from
(→ Step 4).
9.
Close threaded vent plug again.
10.
Open fuel supply.
11.
Vent fuel prefilter (→ Page 141).
Draining fuel prefilter in case of
high pressure, version B
Note:
The fuel prefilter can be drained during
engine operation or with the engine at a
standstill!
1.
Provide a suitable container to collect the wa-
ter.
2.
Take care when opening drain plug (1) be-
cause fuel or water can spurt out.
3.
Allow water to drain until fuel emerges.
4.
Close drain plug (2) again.
130 | Fuel Filter | MS15058/04E 2018-12
TIM-ID: 0000066428 - 007
Summary of Contents for 20V4000G44F
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