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MALFUNCTIONS AND TROUBLESHOOTING
If you are unable to correct a fault yourself, please contact our technical support directly.
Please note that improperly conducted repairs will void your warranty and may cause you
additional expenses.
Fault/malfunction Cause Corrective action
Pump does not run
No mains voltage? Check cables, plug, socket and
fuse.
Motor overheats due to:
• liquid temperature too high?
• blocking by foreign bodies?
Eliminate the cause of the
overheating
Residual current circuit breaker
(RCCB) triggered?
Activate RCCB. Contact a
qualied electrician if RCCB
triggers again.
Motor defective? Contact service partner.
Pump runs but does
not pump.
Suction openings blocked? Rectify blockage.
Pump draws in air?
Keep the pump at an angle
while submerging.
Switch the pump on and o several
times in order to expel air.
Pump blocked by foreign bodies? Clean the pump
Delivery rate too low Delivery height too great?
Comply with maximum delive-
ry height
Pressure line diameter too
small?
Use pressure line with larger
diameter.
Pressure line blocked? Rectify blockage.
Suction openings blocked? Clean suction opening.
Pressure line kinked? Straighten pressure line.
Pressure line leaks?
Seal pressure line, tighten
threaded
Pump runs very loudly
Pump drawing in air.
Ensure there is sucient liquid
present.
Keep the pump at an angle
while submerging.
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