Duplex Fuel Filter
Maintenance / Cleaning
A5.05. 07.12.01.00
M20
en / 30.09.2010 IB001414 1/3
07
See also:
Spare parts list: B1.05.07.2.7667
Time requirement: 1 Pers./ 0,50 h
Personnel qualification: skilled engine hand
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Operating medium: Heavy fuel and distillate fuel
Tools:
Cleaning pistol W1 1.9100-110
Auxiliary material:
Cleaning fluid “Filterclean” from Vecom *
* or a product of equal standard
Sequence of operations:
1. Change the filter over to the clean cham-
ber. Changeover procedure (see plate on
the filter cover).
2. Cleaning
2.1 During normal operation of the engine, cle-
an the filter when
50 % of the red mark
of the differential pressure gauge (Fig. 1/
1) becomes visible or if filter alarm is gi-
ven.
2.2 Remove the cover from the chamber that
has been cut out.
NOTE
Operation and maintenance of the filter have to be carried out with utmost care to
avoid troubles in the fuel injection system.
When using heavy fuel, never let the filter cool down in a filled state!
The cleaning intervals of the filter mostly depend on the engine operating conditions,
the fuel quality and the grade of the fuel purifying and thus differs from system to sy-
stem.
After commissioning of a new system or after working on the fuel piping, the filter is
be checked after 24 h and cleaned if necessary.
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