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5.5.9 Error display
Error code
● When the indoor or outdoor unit fails, the LCD of the wired
controller displays the address of the faulty unit(s) in the
Timer display area, and the error code in the Temperature
Setting display area.
● Notify the distributor of the error code. Do not disassemble,
modify or repair the IDU without authorization.
Code and Error Explanation about wire controller.
Code
C51
Communication failure between indoor unit and wire controller
C76
Master slave wire control communication error
E31
Wire controller temperature sensor fault
● For Code and Error Explanation about IDU and ODU，
please refer to the instruction manual of IDU and ODU.
Auto
Fan
No permission
Hold
recheck
Auto
Set Temp Humidity
Cool
Dry
Fan
Heat
Self
Clean
Hold
self clean
SYS. Diag
Explanation
56
M
AU-heat
OFF/ON
IDU and ODU
Later OFF/ON
address
Hold
Cancel
Sterilize
Comfor air
Auto Swing
adjust
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