Fuel Prefilter
36
Cleaning fuel prefilter
(D 2866 LUE 602)
Strip the fuel pre-cleaner À:
D Unscrew knurled nut of pre-cleaner
D Swing out retaining arm and take out filter hou-
sing  with strainer filter Á
D Clean filter housing and strainer in clean die-
sel fuel and blow out with compressed air
D Re-assemble in reserve order
D Switch on EDC
D Operate the plunger on the hand pump until the
overflow valve in the injection pump can be
heard to open
D Screw in and tighten the hand pump plunger
D Start the engine
D Check the fuel prefilter for leaks
Cleaning fuel pre-cleaner
(D 2866 LUE 605)
Strip the fuel pre-cleaner:
D Remove filter housing À
D Wash out filter housing À and gauze filter Á in
clean Diesel fuel and blow them out with com-
pressed air
D Reassemble with a new seal
D Screw on filter housing and tighten it to
10 - 12 Nm
D Actuate tappet of hand primer until overflow
valve of injection pump is heard to open
D Screw in and tighten the hand pump plunger
D Start the engine
D Check the fuel prefilter for leaks
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