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Malfunction remedy
Malfunction
Pump does not start
Pump does not transport
fluid
Insufficient delivered
quantity
Pump switches off after
operating briefly
Possible cause
No mains voltage
Excessively soiled water
The impeller unit is blocked
Impeller unit is running sluggishly
Excessive loss in the pipes due to
friction
Excessively soiled water
Water temperature too high
Ambient temperature too high
The impeller unit is blocked
Pump has run dry.
Remedy
• Check the mains voltage.
• Check supply lines.
• Switch on the pump.
Clean the pump. The pump automatically
switches on again once the motor has
cooled down.
Disconnect the power supply and remove
obstacle. Then switch the pump on again.
Clean the impeller unit
• Select a larger pipe diameter.
• Reduce pipe length to the necessary
minimum.
• Avoid unnecessary bends and connec-
tion elements.
Clean the pump. The pump automatically
switches on again once the motor has
cooled down.
Note maximum water temperature of
+35°C. The pump automatically switches
on again once the motor has cooled down.
Adhere to the maximum permissible ambi-
ent temperature. The pump automatically
switches on again once the motor has
cooled down.
Disconnect the power supply and remove
obstacle. Then switch the pump on again.
Flood the pump. Fully submerge the pump
for operation in the pond.
EN
41
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