Kärcher MC 50 Mode D'emploi page 64

10.5.15 Check fuel filter
1 Locking tap
2 Fuel filter
 Ensure that the drain-off tap is open.
10.5.16 Replace the fuel filter
Danger
Risk of explosion!
– Do not carry out maintenance tasks in closed rooms.
– Smoking and open flames must be strictly avoided.
1 Locking tap
2 Filter inlay
3 O ring
4 Filter pot
5 Union joint
 Close the stop valve.
 Place the collection trough under the fuel filter.
 Loosen the union joint.
 Take out the filter inlay.
 Clean the interior of the reservoir.
 Insert a new filter insert.
 Check the O-ring. Replace if necessary.
 Reassemble the fuel filter.
 Open locking tap.
 Deaerate the fuel system
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10.5.17 Check the water separator
1 Union joint
2 Container
3 Locking tap
4 Wire filter
5 Float
6 Spring
 Ensure that the drain-off tap is open.
 Check whether the floater is located on the bottom of
the water separator.
If the floater is not on the bottom, there is water in the
water separator and the water separator must be
cleaned.
10.5.18 Clean the water separator
Danger
Risk of explosion!
– Do not carry out maintenance tasks in closed rooms.
– Smoking and open flames must be strictly avoided.
 Close the stop valve.
 Place the collection trough under the water separator.
 Loosen the union joint.
 Remove the water separator reservoir.
 Remove the spring and the floater from the reservoir.
 Clean the interior of the reservoir.
 Clean the wire filter.
 Check the O-ring between the reservoir and the top
part of the water separator.
 Reassemble the water separator.
 Open locking tap.
 Deaerate the fuel system
10.5.19 Bleed the fuel system
CAUTION
Risk of damage. Do not ventilate the fuel system by acti-
vating the starter.
 Check if the fuel tank is filled.
 Open the drain tap on the fuel filter and on the water
separator.
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