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SiBE05-722ED
Troubleshooting
Service Diagnosis
74
4.9
Unspecified Voltage (Between Indoor Unit and Outdoor
Unit)
Error Code
UA
Method of Error
Detection
The supply power is detected for its requirements (pair type is different from multi type) by the
indoor / outdoor transmission signal.
Error Decision
Conditions
The pair type and multi type are interconnected.
Supposed
Causes
Wrong models interconnected
Wrong wiring of connecting wires
Wrong indoor unit PCB or outdoor unit PCB mounted
Defective indoor unit PCB
Defective outdoor unit PCB
Troubleshooting
(R19661)
Caution
NO
YES
YES
YES
NO
NO
Check the code numbers
(2P012345, for example) of the
indoor and outdoor unit PCBs with
the Parts List.
Match the compatible models.
Change for the correct PCB.
Replace the indoor unit PCB
(or the outdoor unit PCB).
OK?
Matched compatibly?
Correct the connection.
Are the
connecting wires connected
property?
Check the
combination of the
indoor
and outdoor unit.
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Содержание BA-Series
Страница 12: ...SiBE05 722ED 1 List of Functions Part 1 List of Functions 1 Functions 2 ...
Страница 18: ...SiBE05 722ED 7 Specifications Part 2 Specifications 1 Specifications 8 1 1 Cooling Only 8 1 2 Heat Pump 11 ...
Страница 64: ...SiBE05 722ED 53 Remote Controller Part 5 Remote Controller 1 Remote Controller 54 ...