Service manual

ESIE03–01 Error Codes: System Malfunctions

Part 3 – Troubleshooting 3–69

4.7 Malfunctioning Field Setting Switch (UA)

Error code UA

Error generation The error is generated when incorrect field settings have been set for pair/twin/triple/double twin.

Causes The possible causes are:

P Malfunctioning indoor or outdoor unit PCB

P Malfunctioning power supply PCB

P Indoor-outdoor, indoor-indoor unit transmission wiring

P Malfunctioning remote controller wiring.