Fault/malfunction
Pump does not run
Pump runs but does
not pump.
Delivery rate too low
Pump runs very loudly
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.
MALFUNCTIONS AND TROUBLESHOOTING
Cause
No mains voltage?
Motor overheats due to:
• liquid temperature too high?
• blocking by foreign bodies?
Residual current circuit breaker
(RCCB) triggered?
Motor defective?
Suction openings blocked?
Pump draws in air?
Pump blocked by foreign bodies? Clean the pump
Delivery height too great?
Pressure line diameter too
small?
Pressure line blocked?
Suction openings blocked?
Pressure line kinked?
Pressure line leaks?
Pump drawing in air.
137
Corrective action
Check cables, plug, socket and
fuse.
Eliminate the cause of the
overheating
Activate RCCB. Contact a
qualified electrician if RCCB
triggers again.
Contact service partner.
Rectify blockage.
Keep the pump at an angle
while submerging.
Switch the pump on and off several
times in order to expel air.
Comply with maximum delive-
ry height
Use pressure line with larger
diameter.
Rectify blockage.
Clean suction opening.
Straighten pressure line.
Seal pressure line, tighten
threaded
Ensure there is sufficient liquid
present.
Keep the pump at an angle
while submerging.
EN