ROTEX Heating Systems GmbH
48
8.3.9
A-label pump LED flashes intermittently red/green
Possible causes:
Solution:
Too high or too low mains voltage.
Yes
Check the mains voltage.
No
Pump temperature is too high.
Yes
Check the water and ambient temperature.
8.3.10
A-label pump LED flashes red
Possible causes:
Solution:
Pump stopped.
Yes
Reset the pump by switching off the unit by pressing the on/off button for at least 20
seconds (attention: if the pump has been set to continuous, the pump can only
be reset by pulling the plug from the socket).
Replace the pump.
