Troubleshooting
This device is only suitable for removing faecal matter and toilet paper. Perhaps, other small constitu-
ents can be pumped; bigger constituents can clog the pump. This is the main reason for malfunctions
that is encountered by our customer service.
The device works, but …
Causes
Remedies
… is not powerful enough or
too slow to discharge the
waste.
Discharge pipes too long or
fixed at a too high position
Recalibrate the pipes.
Discharge pipe diameter too
small
Recalibrate the pipes.
Partial blockage
Actuate the pump with manual
override switch. If the problem
persists, the pump must be
blocked; check the pump.
… emits a humming noise but
does not discharge the waste.
Pump blocked
Check the pump.
Check valve installed the
wrong way
Reinstall it the right way round.
… starts running and dischar-
ging accidentally.
Check valve defect
Check the valve.
Leak in the flushing tank that
causes water to flow into the
macerator and sets it running
intermittently
Repair the leak.
… operates continually.
Vertical discharge without
check valve
Install the check valve.
Check valve defect
Check the valve.
Pressure switch defect
Check the pressure switch.
… there is no humming noise.
Electrical connection defect
Check the connection.
Pressure switch or motor de-
fect or blocked
Press the manual override
switch several times. If the
device starts running, check
the electrical connection of the
pressure switch line. Pressing
the manual override switch has
no effect. Check the motor.
© by WilTec Wildanger Technik GmbH
Item 50741
Page 9
http://www.WilTec.de
http://www.aoyue.eu
11 2020
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