Check The Water Separator; Check The Air Filter; Clean The Water Separator; Bleed The Fuel System - Kärcher MIC 34C Manual Del Usario

10.5.16 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.

10.5.17 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

10.5.18 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 locking tap at the water separator.
 Start the motor.

10.5.19 Check the air filter

1 Change air filter indicator
 If the ventilation display is red, the air filter insert must
be replaced.

10.5.20 Cleaning and replacing the air filter

1 Screw
2 Clip
3 Air filter housing
 Unscrew the screw.
 Slide the air filter in and remove it toward the bottom.
 Loosen the clamps.
 Open the air filter casing.
1 Air filter insert
2 Pre-filter
3 Clip
 Remove pre-filter.
Leave the air filter insert in place and thus prevent the dust
from entering the engine when cleaning the prefilter.
 Carefully blow out the prefilter from the inside to the
outside with compressed air (0.3...0.5 MPa).
 If the prefilter does not become clean or if the prefilter
is damaged, use a new prefilter.
 Clean the interior of the air filter reservoir.
 Replace air filter insert if necessary.
 Reassemble air filter in the reverse sequence.
 Press the key of the air filter display to reset the display.
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