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SiUS091601E
Troubleshooting
Service Diagnosis
80
4.8
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
(R20435)
Caution
NO
YES
YES
NO
Match the compatible models.
OK?
Correct the connection.
Check the code numbers
(2P012345, for example) of the
indoor and outdoor unit PCB
with the Parts List.
If not matched, change for the
correct PCB.
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.
Summary of Contents for FTX09NMVJU
Page 12: ...SiUS091601E 1 List of Functions Part 1 List of Functions 1 Functions 2...
Page 15: ...SiUS091601E Specifications 4 Part 2 Specifications 1 Specifications 5...
Page 65: ...SiUS091601E Remote Controller 54 Part 5 Remote Controller 1 FTX Series 55 2 FVXS Series 57...
Page 144: ...Revision History Month Year Version Revised contents 02 2016 SiUS091601E First edition...