15.5 The pump cuts out during operation
Condition
Grundfos Eye
Indicator
light
Automatic
reset
Cause Remedy
- -
Overheating due to excessive
liquid temperature above 45 °C.
Supply cold liquid to the
pump.
- -
Overheating caused by
– high ambient temperature 55 °C
– overloaded motor
– seized-up motor or pump.
Contact your pump
supplier.
- - Supply voltage too low.
Check the supply
voltage and correct the
fault, if possible.
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English (GB)