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Troubleshooting
Troubleshooting
Indicator Lights
IR Signal Receiver
When an infrared remote control operating signal has been transmitted, the signal receiver on the indoor unit
will respond as below to confirm acceptance of the signal transmission.
ON to OFF
1 Long Beep
OFF to ON
Pump down/Cool force on
2 Short Beeps
Others
1 Short Beep
Cooling Unit / Heatpump Unit
The table below shows the LED indicator lights for the air conditioner unit under normal operation and fault
conditions. The LED lights are located at the middle of the air conditioner unit.
The heatpump units are equipped with an “auto” mode sensor whereby it will provide reasonable room
temperature by switching automatically to either “cool” or “heat” mode according to the temperature set by the
user.
IR Receiver
Cool/Heat/Timer
IR Receiver
ON/OFF switch
ON/OFF
LED Indicator Lights: Normal Operation And Fault Conditions For Cooling/Heat Pump Unit
(For FTXS only)
COOL/HEAT/TIMER
(BLUE/RED/VIOLET)
Operation
Blue
Cool mode
Red
Heat mode
Red
Auto mode in Heating operation
Blue
Auto mode in Cooling operation
Violet
Timer on
Blue
Fan mode on
Blue
Dry mode on
Red
Defrost operation
Blue
Unit error
ON
Blinking
