Troubleshooting by Indication on the Remote Controller
231
Remote Controller Display
LC
Applicable Models
VRVII
Method of Error Detection
Check the communication state between inverter PCB
and control PCB by micro-computer.
Error Decision Conditions
When the correct communication is not conducted in
certain period.
Supposed Causes
Error of connection between the inverter PCB and
outdoor unit control PCB
Defective outdoor unit control PCB (transmission
section)
Defective inverter PCB
Defective noise filter
External factor (Noise etc.)
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