Karcher PC 100 M2 BIO - Manual (Page 22)

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If malfunction can not be fixed, the de-
vice must be checked by customer ser-
vice.
Troubleshooting
Fault Possible cause Remedy of whom
Appliance is
not running There is no voltage in the
machine. Check electrical mains. Electri-
cian
Bad cleaning
result Microbes are destroyed. Replace filter mat.
Pur one bottle of RM microbe
suspension into the device.
Operator
Detergent liquid has
been consumed. Replace detergent liquid and fil-
ter mat. Operator
High consump-
tion of deter-
gent fluid (more
than 20 l per
month) The detergent solution
sticks to the cleaned
parts. Let the cleaned parts drain off. Operator
Duster cloth sucks off the
detergent liquid. Do not use a duster cloth for
cleaning. Operator
Device leaky. Check tank for leaks. Operator
Gap between the tank
and basin. Place the basin properly on the
tank; if required, replace the
washer between the tank and
basin. Operator
Low or no de-
tergent flow Close locking tap. Open locking tap. Operator
Operation time of pump
has expired (LED "Pump"
blinks). Set the "Pump ON/OFF" switch
to "OFF" and then set it back to
"ON". Operator
Too little detergent liquid
in the tank. Refill detergent till the indicator
lamp "Refill detergent" goes off. Operator
Filter in the tank is
blocked. Remove basin and clean the fil-
ter. Operator
Hose is blocked or leaky. Check hose connection from
the pump to the washing brush
or to the rinsing tap for blockag-
es or leaks.
Operator
Pump is defective (pump
does not work despite
LED "Pump" glowing). Replace the pump. Custom-
er Ser-
vice
22 EN