91
Alarm
Code
31
Incorrect Capacity Setting of Outdoor Unit and Indoor Unit
●
The alarm code is ashed on the 7-segment display of the outdoor unit.
●
The alarm code is displayed on the wired controller of the indoor unit.
★
This alarm code is displayed when an undened setting is set to DSW3 (for capacity and power supply
setting) on the service board (3~6.5HP) or O.U.PCB. (7~12HP)
★
This alarm code is displayed when the total indoor unit capacity is outside the range of connectable indoor
unit capacity ratio.
Connectable Indoor Unit Capacity
Outdoor Unit Model
Connectable Indoor Unit Capacity Ratio
Minimum Maximum
3HP~12HP 45% 150%
TROUBLESHOOTING
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