Kärcher FC 3 Cordless Operator's Manual page 24

Cleaning rollers are contaminated or
worn.
Clean the cleaning rollers.

or
Replace the cleaning rollers.

The detergent has been forgotten, an
incorrect dosage is being used or the
incorrect detergent is being used
Use only KÄRCHER detergent and

be sure to use the correct dosage.
Floor head cover not installed correctly
Check that the floor head cover is

correctly seated. For this, remove
the cover and then fit it back in
place.
Formation of foam in the floor
head and on the floor
Note
Slight foam formation in the floor head
during operation is normal and does
not impair functionality. Further meas-
ures are only necessary when there is
excessive foam formation (e.g. streaks
of foam on the floor).
Incorrect detergent or incorrect dosage.
Use only KÄRCHER detergent and

be sure to use the correct dosage.
Device operation is based on the
cleaning rollers removing dirt. Dirt and
detergent residues from floor cover-
ings collect in the waste water tank.
This can lead to foam formation under
some circumstances.
Clean the waste water tank, floor

head cover and cleaning rollers.
See chapter "Cleaning the waste
water tank".
See chapter "Cleaning the floor
head".
See chapter "Cleaning the rollers".
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