SiBE18-821_C
Error code
UA
System
Field setting switch abnormality
Excessive number of indoor units
UC
Address duplication of central remote controller
UE
Transmission error between centralized remote
controller and indoor unit
UF
System is not set yet
UH
System abnormality refrigerant system address
undefined
UJ
Transmission error between outdoor unit and BP unit
The system keeps operating even though the error code is indicated, however, be sure to check and repair.
Troubleshooting
Description
Error Codes and Description
Reference page
RA Indoor
SA Indoor
BP Unit
Unit
Unit
—
375
—
—
—
—
—
—
—
—
—
—
—
—
Outdoor
Unit
—
—
—
417
—
418
—
419
—
421
—
422
381
—
351