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5.5.9 Error display
Error code
●When a communication fault occurs between the wired
controller and any of the IDUs, the wired controller reports
"C51". If an IDU has no address, the wired controller of
ECOFLEX system displays "U38".
● In case an IDU fails, the address of the IDU is displayed in
the timer area and the fault code displayed in the tempera-
ture area. In case an ODU fails, the address of the ODU is
displayed in the timer area and the fault code displayed in
the temperature area.
● Notify the distributor of the error code. Do not disassemble,
modify or repair the IDU without authorization.
Auto
Fan
No permission
Hold
recheck
Auto
Set Temp
Humidity
Cool
Dry
Fan
Heat
Self
Clean
Hold
self clean
SYS. Diag
57
M
AU-heat
OFF/ON
IDU and ODU
Later OFF/ON
address
Hold
Cancel
Sterilize
Comfor air
Auto Swing
adjust
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