Si20-701_B Troubleshooting by Remote Controller
424
3.98
UA
Defective Field Setting
Switch
Remote Controller Display
UA
Applicable Models
RY-F, R(Y)-G/GA/KU/LU
Supposed Causes
Defective indoor unit or outdoor unit PCB
Defective power supply PCB
Indoor-outdoor, indoor-indoor unit transmission wiring
Defective remote controller wiring
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