![background image](http://html1.mh-extra.com/html/daikin/r71fuv1/r71fuv1_service-manual_4188538431.webp)
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