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Operation signals with the HP circulator
LED Off The pump does not work, no electrical power.
Green LED on The pump works normally
Green/Red LED blink
Circulation pump operation in “alert” mode
(under unusual conditions such as: dry running, motor overload due to impurities
in the water, etc.).
Red LED blink
Operating error due to a persistent external fault
(abnormal voltage/current, external pump blockage, reverse fl ow, etc.).
Circulation pump stops. The circulation pump restarts once the issue is resolved.
Red LED on
Operating error / Permanent shutdown.
Circulation pump replacement.
Alfea Extensa A.I. R32 / INSTALLATION / 2114 - EN
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