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ERROR SIGNALS ON THE DISPLAY
In case of error, the display on the indoor unit shown the following error codes:
Error
Code
Light flash code
Failure type
E0
Run & Timer both blinking
Indoor and outdoor communication
failure
EC
Run & Timer both blinking
Outdoor communication failure
E1
Run 1 flash every 8 seconds
Indoor room temperature sensor
E2
Run 2 flashes every 8 seconds
Indoor coil temperature sensor
E3
Run 3 flashes every 8 seconds
Outdoor coil temperature sensor
E4
Run 4 flashes every 8 seconds
System abnormity
E5
Run 5 flashes every 8 seconds
Model configuration wrong
E6
Run 6 flashes every 8 seconds
Indoor fan motor fault
E7
Run 7 flashes every 8 seconds
Outdoor temperature sensor
E8
Run 8 flashes every 8 seconds
Exhaust temp. sensor
E9
Run 9 flashes every 8 seconds
IPM drive and module fault
EF
Run 10 flashes every 8 seconds
Outdoor fan motor fault (DC motor)
EA
Run 11 flashes every 8 seconds
Current sensor fault
EE
Run 12 flashes every 8 seconds
EEPROM fault
EP
Run 13 flashes every 8 seconds
Temp. switch fault ( on top of the
compressor)
EU
Run 14 flashes every 8 seconds
Voltage sensor fault
Protection Display Code List
P1
Run and Timer 1 flash every 8
seconds
Overvoltage /lower voltage protection
P2
Run and Timer 2 flashes every 8
seconds
Overcurrent protection
P4
Run and Timer 4 flashes every 8
seconds
Exhaust over temperature protection
P5
Run and Timer 5 flashes every 8
seconds
Too cool protection in cooling mode
P6
Run and Timer 6 flashes every 8
seconds
Overheat protection in cooling mode
P7
Run and Timer 7 flashes every 8
seconds
Overheat protection in heating mode
P8
Run and Timer 8 flashes every 8
seconds
Outdoor over temperature
/ lower temperature protection
P9
Run and Timer 9 flashes every 8
seconds
Drive protection (software control )
P0
Run and Timer 10 flashes every 8
seconds
Module protection (hardware control)
37


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