Uc" Centralized Address Setting Error - Daikin SkyAir Service Manual

Troubleshooting by Remote Controller Display / LED Display

5.44 "UC" Centralized Address Setting Error

UC
Remote
Controller
Display
Applicable All models of indoor units
Models
Method of Indoor unit microcomputer detects and judges the centralized address signal according to the
transmission between indoor units.
Malfunction
Detection
Malfunction When the microcomputer judges that the centralized address signal is duplicated
Decision
Conditions
Supposed
Causes
Troubleshooting
224
Faulty centralized address setting
Faulty indoor unit PC board
Be sure to turn off power switch before connect or disconnect connector,
Caution or parts damage may be occurred.
Are
devices relating to
centralized control connected
to the indoor
unit?
NO
YES
Change the setting so that the centralized
address is not duplicated.
Replace the indoor unit PC board.
SiBE28-804
Troubleshooting