Faults
7
Faults
NOTICE
The magnet-coupled drive unit is mounted on slide bearings.
When the plain bearing is run dry it creates warmth and both the
plain bearing and pump parts are damaged.
Ensure that the pump/unit is always filled with the pump
media. This also applies to checking the rotation direction.
7.1
Overview
Problem: Motor does not start
Possible cause
Error protection device has
tripped.
Frequency converter not
connected correctly.
Problem: Piezo button does not light
Possible cause
Cable wired incorrectly.
Sensor defective.
Problem: Radio transmitter does not work
Possible cause
Battery inserted incorrectly or
dead.
Transmitter immersed in water
for too long.
Problem: Fuse in the house distributor trips
Possible cause
Wrong or fast fuse installed.
44 EN
Solution
Switch the circuit breaker
back on.
Have it checked by an
electrician.
Plug the connection
correctly (bayonet catch).
Solution
Check and set correctly.
Check and replace if
necessary.
Solution
Insert battery the right way
round.
Replace battery.
Remove batteries and dry
the transmitter at max.
40 °C.
Replace batteries if
necessary.
Solution
Check connections.
Use 16 A slow-blow fuse.
08|2020