Duplex Fuel Preliminary Filter
Maintenance / Cleaning
A5.05. 07.12.02.04
750
M20-M601C
en / 05.06.2000 IB022114 2/2
07
Ĺ
Sequence of operations:
1. Cleaning
1.1 Change over to operable filter chamber.
1.2 Open the vent screw (1) of the filter
chamber which has been cut off in order
to vent the system.
1.3 Remove the drain plug (2) of the filter
chamber which has been cut off.
1.4 Dismantle the housing cap (3) of the fil-
ter chamber which has been cut off.
1.5 Withdraw the screen basket (7) vertical-
ly upwards.
1.6 Remove coarse dirt by shaking the
screen basket (7).
1.7 Put the screen basket (7) into a solvent.
An application time of 8 hours must not
be exceeded.
1.8 After taking the screen basket (7) out of
the solvent carefully blow it out with
compressed air from outside to inside.
1.9 Remove tenacious dirt by means of a soft brush.
1.10 Insert the screen basket (7) into the filter chamber.
1.11 Check the O-ring (8) and replace it if necessary. Mount the housing cap (3).
1.12 Insert and tighten the drain plug (2).
1.13 To vent the filter chamber carefully set the operating lever (4) in such a way that the nose
(5) of the plug points towards the nearest screw of the plate (6).
1.14 When the fuel emerges without bubbles at the vent screw (1), close this screw.
1.15 Reset the operating lever (4).
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