Atlantic WOYA080KLT - Operation Signals with the HP Circulator; Faults in the Outdoor Unit

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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.
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Faults in the outdoor unit
Error
Interface Board
Outdoor Unit
Board
Error designation
LED
Green
LED
Red
LED
11 1 1
Off
Serial communication error
1
32 3 2 - UART communications error
42 4 2 22 Hydraulic unit heat-exchange thermistor error
63 6 3 18 Inverter error
64 6 4 19 Active fi lter error, PFC error
71 7 1 2 Discharge thermistor error
72 7 2 8 Compressor thermistor error
73 7 3
5 Heat-exchange thermistor error (centre)
4 Heat-exchange thermistor error (outlet)
74 7 4 7 Outdoor thermistor error
77 7 7
9 Heat sink thermistor error (Inverter)
10 Heat sink thermistor error (P.F.C.)
78 7 8 6 Expansion valve thermistor error
84 8 4 - Current sensor error
86 8 6 3 Pressure sensor error / Pressure switch error
94 9 4 13 Current tripped (permanent stoppage)
95 9 5
14 Detection of compressor position error (permanent stoppage)
15 Compressor motor control error (permanent stoppage)
97 9 7
16
Outdoor unit fan motor error
17
A1 10 1 11 Discharge temperature protection (permanent stoppage)
A3 10 3 12 Compressor temperature protection (permanent stoppage)
A5 10 5 20 Low pressure abnormal
-- - -Outdoor unit error
Alfea Extensa A.I. R32 / INSTALLATION / 2114 - EN