Grundfos Eye indicator light
Grundfos Eye Cause Remedy
No lights are on.
The power is off.
The motor is not running.
Two opposite green lights are
permanently on.
The power is on.
The motor is not running.
Two opposite green lights are
rotating.
The power is on.
The motor is running.
The indicator lights are rotating in the direction of
rotation of the motor when seen from the non-drive
end.
Two opposite red indicator lights are
flashing simultaneously.
Alarm.
The motor has stopped.
Two opposite yellow lights are
permanently on.
The pump was stopped by external input, calendar
function or twin communication failure.
Two yellow and four green lights are
permanently on.
The pump is performing a self-test.
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English (GB)