GREE Multi Variable Air Conditioners Indoor Unit
75
4.1.8 Failure Display
When a fault occurs during the system operation, the temperature area of wired controller displays
the fault code. When multiple faults occur, fault codes are circularly displayed.
When a fault occurs, power off the unit and ask for professional maintenance personnel for help.
The following figure shows the power-on high-pressure protection fault interface.
Power-on High-pressure Protection Fault Interface
NOTICE! If the IDU connected with the current wired controller is a fresh-air IDU, “FAP” is displayed on
the main interface of the wired controller. Only the outlet temperature can be set for the fresh-air IDU.
For the setting method, see the "IDU Function Settings" section.
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