AUX QC Serie Manual De Instalación Y Usuario página 46

Error code list:
Error code COOLING indicator HEATING indicator TIMER indicator
E1
E2
E3
E4/Fb
E5/5E
E8
F0
F2 2 blinks
F3
F4
F5
F6
F7
F8
F9
FA
F1
L0
L1 / L2 / L3 / L4
L5 / L6
L7 / LC
L8
L9
LA
Ld / LE / LF / LH
P2 / PE
P3
P4 4 blinks
P5 5 blinks
P6 6 blinks
P7 7 blinks
P8 / E0 8 blinks
CL
TROUBLESHOOTING
1 blink Indoor environment temprature sensor fault
2 blinks Outdoor pipe temprature sensor fault
3 blinks Indoor pipe temprature sensor fault
4 blinks Indoor fan motor circuit fault
5 blinks Indoor and outdoor communication failure
8 blinks Indoor main PCB and display board communication fault
11 blinks Outdoor fan motor fault
AD abnormity protection/120N high temperature protection
3 blinks Compressor start failure
4 blinks Compressor exhaust sensor fault
5 blinks Compressor shell temperature protec*on /Compressor shell sensor fault
6 blinks Outdoor environment temprature sensor fault
7 blinks Low/over voltage protection
8 blinks Outdoor module communication fault
9 blinks Outdoor EEPROM fault
10 blinks Return gas sensor fault
Module protection fault/ three-phase fault
Under-voltage protection
Compressor fault
PFC protection
1 blink
AD abnormity protection: PFC protection error
Shunt resistance unbalance fault: Compressor drive error
IPM temperature sensor fault
Compressor start failure
Direct Current protection
5 blinks High-tension switch protection/high-tension switch fault
6 blinks high-tension switch protection/compressor oil lack protection
refrigeration anti-overload protection fault locking
Compressor exhaust protection fault locking
Heating indoor anti-high temprature fault locking
Refrigeration anti-freeze protection
Outdoor/Indoor over-current protection
Clean filter reminder
46
Description
(see page 61)