High ESP duct
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10. Troubleshooting
No Type Contents LED Lamp flash Remarks
1
Malfunction
The evaporator sensor check
point is abnormal or room temp.
sensor is abnormal.
Run lamp flashes
at 2.5Hz.
2
Malfunction
Indoor/outdoor unit
communication is abnormal.
The timer lamp
flashes at 2.5Hz.
3
Malfunction
Condenser sensor check point is
abnormal or outdoor temp.
sensor is abnormal.
All the indoor
alarm lamps flash
at 0.5Hz.
After the malfunctions
disappear, it restores
automatically.
4 Alarm Mode conflict
Defrost lamp
flashes at 2.5Hz.
When the indoor unit turns to
heating mode or is turned off,
the alarm will disappear.
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