GB
ENGLISH
11. TROUBLESHOOTING
FAULTS
The motor does not start
and does not produce noise
1
when the starting level is
reached in the tank.
Motor hums but does not
2
operate.
The motor works continu-
3
ously or starts at regular
intervals.
Motor runs but does not
4
evacuate water.
The service station drains
5
slowly.
Rattling noise from the lifting
6
station, but water is evacu-
ated.
7
Odour from the tank.
14
CHECKS
(possible causes)
A. Supply failure.
B. Check the protection fuses. (if also the new fuse burns
out, either the cable or the motor is faulty).
C. Blocked impeller. (the thermal switch is off).
D. Pressure switch pipe blocked.
A. Impeller stuck.
B. Motor or capacitor defective.
C. Control board defective.
A. Water leaking from inlet into tank.
B. Water leaking back into tank from discharge pipe.
C. Pressure switch defective.
D. Excess foam.
A. Pump or tank blocked.
B. Air lock in pump or vent hole in pump housing blocked.
A. Discharge pipe is too long or has an excessive num-
ber of bends.
B. The pump housing is leaky.
C. Hydraulics or grinder blocked.
A. Foreign body hitting the impeller/grinder.
A. Carbon filter contaminated.
REMEDIES
A. Reestablish the power supply.
B. Replace the fuse.Measure cable and motor. If cable or
motor is defective, replace the defective parts.
C. Free the impeller, and wait until the motor is cooled down
and the thermal switch has reset.
D. Remove the pressure switch pipe and clean the pipe.
A. Free the impeller and check that it can rotate freely.
B. Replace the motor or capacitor.
C. Replace the control board.
A. Check for leaking appliances.
B. Check the non-return flap.
C. Replace the pressure switch unit.
D. Check the air vent/ Check that the basin is connected
to the top connection / Provide an air vent (See Quick
Guide).
A. Remove blockage.
B. Check operation of vent valve in the tank.Check that
the carbon filter is not wet.
C. Check that the vent hole in the pump housing is not
blocked.
A. Increase discharge pipe size.Change pipework to re-
duce number of bends.Change bends to soft bends.
B. Replace the pump housing (servicepart).
C. Check and clean the hydraulics and grinder.
A. Remove the foreign body.
A. Replace the carbon filter.