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Fault Codes and Troubleshooting
Fault (error) codes will be shown on the temperature
display of the indoor unit, or the wired controller (if
connected). Note: most faults will automatically
turn on the fan of the indoor unit.
Code Definition
Refrigerant leak detected
and mitigation in progress.
Indoor fan will remain on until
refrigerant is dispersed.
Refrigerant leak has been
mitigated. Error code will
automatically clear after
2 hours or after manual
operation by service
technician. If AA is repeatedly
activated, please call a service
technician.
10
Priority*
1
3
49-5001071 Rev. 1
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