Name of malfunction
The indicator Display
Indoor
Display
Yellow light Red light Green light
Liquid pipe temperature sensor
malfunction of C
Flash 21 times
Gas pipe temperature sensor
malfunction of C
Flash 22 times
Liquid pipe temperature sensor
malfunction of D
Flash 23 times
Gas pipe temperature sensor
malfunction of D
Flash 24 times
Liquid pipe temperature sensor
malfunction of E
Flash 25 times
Gas pipe temperature sensor
malfunction of E
Flash 26 times
Exit of the condenser tube sensor
malfunction
Flash 27 times
Communication is normal
Flash 7 times
(=Indoor unit
number )
Communication failure between
indoor unit and outdoor unit
Often bright
(indoor unit all
communication
failure)
Indoor ambient sensor malfunction F1
Indoor evaporate sensor
malfunction
F2
Mode conflict E7
Refrigerant recovery mode
Fo
Jumper cap malfunction protection C5
36
22 Series Multi-Zone