Display
Troubleshotting
Engine overload/overheat
–
Turn device switch on "0" and let engine
cool off for min. 5 minutes.
If malfunction still occurs, have device
checked by customer service.
Fuel indicator lamp glows
Refill fuel.
Check the function of the fuel level sen-
sor.
Indicator lamp liquid softener glows
Refill liquid softener.
Clean the electrodes in the liquid sof-
tener tank.
Indicator lamp for detergent glows
Refill detergent.
Indicator lamp rotation direction
Disconnect the main plug from the
socket.
Rotate the pole reverser unit in the
mains plug by 180°.
Insert the mains plug into the socket.
Device is not building up pressure
If detergent tank is empty, refill.
Set dosing value for detergent to "0".
Ventilate the appliance, see "Operation/
Ventilating the System")
Clean the filter in the water connection
and in both swimmer tanks.
Check water supply level (refer to tech-
nical data).
Check all supply lines to the high-pres-
sure pump for leaks or blockages.
28
lights up
Pump is vibrating
Check all supply lines to the high pres-
sure pump as well as the detergent sys-
tem for leaks or blockages.
Ventilate the appliance, see "Operation/
Ventilating the System")
Device is not sucking in detergent
Clean the detergent suction hose with
filter.
Clean the detergent metering valve.
Remove the detergent suction hose on
the pump head and loosen the backflow
valve using a blunt object.
Check all detergent suction hoses and
connections and ensure that they are
leak-proof.
Check the detergent solenoid valves.
Burner does not start
Refill fuel.
Check the fuel pump.
Clean sieve in front of the water short-
age safe guard.
Change fuel filter.
Clean the flame sensor of the electric
flame monitoring system.
The warranty terms published by our com-
petent sales company are applicable in
each country. We will repair potential fail-
ures of the appliance within the warranty
period free of charge, provided that such
failure is caused by faulty material or de-
fects in fabrication.
– 12
EN
Warranty