31-5000710 Rev. 2
21
Installation Instructions
There are LED indicators on the main board of the indoor unit, which are used to display the operating status and malfunction
information of the unit.
LED Indicator
Color
Function
Power Indicator
Red
Indoor unit main board is powered on, Power Indicator is on.
Running Indicator
Green
After detecting the indoor fan turn-on signal, the running indicator light is on, when
detecting the indoor fan turning-off signal, the running indicator light is off. When
detecting a system failure, the running indicator light flashes.
Different running indicator flashing light means different system failure.
Malfunction
Running Indicator Status
Remark
Indoor Jumper cap failure
Light out 3S then flash once
Flash means light on 0.5S then out
0.5S
Indoor fan failure
Light out 3S than flash twice
Indoor tube temperature sensor failure Light out 3S then flash four times
Summary of Contents for UUY24ZGDA
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