8. ERROR DIAGNOSIS
ATTENTION!
maintenance and repair work may only be carried out by trained and
approved technical personnel.
Error
Possible cause
Solution
Poor quality of water
floating sheet metal does
not move
move the sheet forward
and backward
suction basket full of dirt
empty the suction hopper
from dirt
the skimmer shut-off
valve choked too much
open the shut-off valve
more
Too high a water level
water refilling has not
been switched off
horizontal electrode, float
valve, electromagnetic
valve
blocked overflow
clean the overflow and
check the permeability of
the pipe
Too small a water level
water refilling shall not be
activated
horizontal electrode, float
valve, electromagnetic
valve
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