Gansow 31 B 46, Service Manual

Page: 13 / 78

ENGLISH 13
5. TROUBLESHOOTING:
5.1. No water is delivered, check that:
-
the brush is moving,
- if necessary, activate the brush by using the button on the left of the
control panel,
- there is water in the tank and the level is above the filter (the red LED
on the switch board is flashing),
-
if necessary, top up and add detergent,
- the clean water filter is not clogged,
- if necessary, remove and clean with air from the outside inwards,
-
the water solenoid valve is operating correctly,
-
if necessary, remove and clean,
- the water cock is open (lever horizontal = fully open, lever vertical =
fully closed),
- the knob on the control panel (diaphragm machines only) is not on
zero.
5.2. The water flow does not stop:
-
close the water cock, then remove the solenoid valve and thoroughly
clean the inside, including the closure spring housing,
- open the cock
again and check it works,
-
replace the valve if necessary.
5.3. The suction motor does not start:
- reset by using the key switch to turn the appliance off then on again,
- clean the collection tank around the sensor electrodes and the
electrodes themselves.
ATTENTION
!
Do not move the electrodes from their original position. Make sure
they are not already out of position. By modifying the distance
between them, or between the electrodes and the side of the tank, the
power cut-off mechanism may be activated by mistake. Contact the