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Fault display table for indoor unit
Our company provides the thoughtful services for customer.air conditioners had been
installed self diagnosis system to display the information for the units.
Malfunction content
Indoor unit display status
Code
LED (lndoor unit without the nixietube)
Running lamp
flashing tequency
Tiiming lamp
flashing frequency
The communication faults between the
indoor and out door units
F1
1
lighten
Indoor ambient temperature sensor fault
F2
2
lighten
Indoor coil temperature sensor fault
(lnclude: inlet, middle of pipe, oulet)
F3
3
lighten
Indoor fan fault
F4
4
lighten
Outdoor module fault
F5
5
lighten
Outdoor ambient temperature sensor fault
F6
6
lighten
Outdoor coil temperature sensor fault
F7
7
lighten
Compressor suction temperature sensor
fault
F8
8
lighten
Compressor discharge temperature sensor
fault
F9
9
lighten
Inductor of current or voltage fault
FA
10
lighten
Compressor driving abnormally fault
FC
11
lighten
Power supply phase lacking or phase
sequence fault
FD
12
lighten
Refrigerant lacking fault
FF
14
lighten
Note: Above self check information is commonly applicable in our most air conditioners, but some
are special, you can refer to the User’s Manual for information or contact the dealer or authorized
maintenance people for help.