6.2 Faults displayed on the outdoor unit
To access the electronic board, you must remove the front (right-hand) facing from the outdoor unit.
Faults are coded by diode ashes.
Outdoor unit, model AOYA 18 LACL/LL (model Evolution 5 & 6), model AOYA 24 LACL/LL (model Evolution 8).
Diode display Erroneous element
0,1 seconds lit & 0,1 seconds unlit. Defective temperature sensor (see hydraulic unit).
0,5 seconds lit & 0,5 seconds unlit. Abnormal intensity detector error.
2 seconds lit & 2 seconds unlit. Electric current circuit breaker error.
5 seconds lit & 5 seconds unlit. Defective fan motor.
0,1 seconds lit & 2 seconds unlit. Position of the compressor’s rotor not detected.
5 seconds lit & 0,1 seconds unlit. Abnormal PAM circuit voltage.
1 second lit & 0,1 seconds unlit. Timer cut off.
2 seconds lit & 5 seconds unlit. Abnormal compressor temperature.
5 seconds lit & 2 seconds unlit. Active lter error.
Continuous lighting. Abnormal discharge temperature.
Outdoor unit, model AOYA 30 LBTL (model Evolution 10).
Diode display Erroneous element
0,1 seconds lit & 0,1 seconds unlit. Defective temperature sensor (see hydraulic unit).
0,5 seconds lit & 0,5 seconds unlit. Defective IPM card.
2 seconds lit & 2 seconds unlit. Electric current circuit breaker error.
5 seconds lit & 5 seconds unlit. Defective fan motor.
0,1 seconds lit & 2 seconds unlit. Position of the compressor’s rotor not detected.
5 seconds lit & 0,1 seconds unlit. Defective ACTPM card.
Continuous lighting. Abnormal discharge temperature.
Outdoor unit, model AOYA 45 LBTL (model Evolution 13) & model AOY 54 LJBYL (model Evolution 16).
Diode display Erroneous element
1 Flash. Transmission error, "hydraulic unit - outdoor unit".
2 Flashes. Defective “discharge” temperature sensor.
3 Flashes. Defective “evaporator” temperature sensor.
4 Flashes. Defective “outdoor” temperature sensor.
5 Flashes (Model Evolution 13). Defective “evaporator centre” temperature sensor.
6 Flashes (Model Evolution 13). Abnormal discharge temperature.
7 Flashes. Defective compressor temperature sensor.
8 Flashes. Defective radiator (inverter) temperature sensor.
9 Flashes. Defective HP pressure switch.
10 Flashes (Model Evolution 13). Abnormal compressor temperature.
12 Flashes. Defective IPM card.
13 Flashes. Position of the compressor’s rotor not detected.
14 Flashes. Compressor is not operating.
15 Flashes. Defective upper fan motor.
16 Flashes. Defective lower fan motor.
5 seconds lit &1 second unlit. Switched to safety mode.
1 second lit & 1 second unlit. (Model Evolution 13). Switched to vacuum.
Continuous lighting. No error.
" Ensure that the general electrical power supply has been cut off before starting any repair work.
" When the HP is not under tension, protection frost-free is not assured.
Installation and operation manual "1397 - EN" - 49 -
Heat pump split single service alféa Evolution
To Next Page
Loading...
