Fujitsu AUXG18KVLA - 7. Capacity Compensation Factors

Check Point 2 : Wire installation wrong remote controller group setting
• Wrong wire connection in remote controller group (Please refer to the installation manual)
• The number of connecting indoor unit and remote controller in one remote controller group
were less than 16 units.
↓
Check Point 2-1 : Check Indoor unit main PCB
• Check if main PCB damage
• Change main PCB and check the error after setting remote controller address
↓
End
2-3. E: 12. Wired remote controller communication error (Indoor unit) - (03-10) - 2. Troubleshooting with error code
TROUBLESHOOTING TROUBLESHOOTING