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Service Check Function
SiEN18-622
310
Troubleshooting
Error Code List in
Relation to RA
Indoor Units
- : Not used for troubleshooting
Indication on
the remote
control
Description of the Fault
Details of fault
(Refer to the
indicated
page.)
00
Indoor unit in normal condition (Conduct a diagnosis of the outdoor
unit.)
—
A1
Indoor unit PCB abnormality
322
A5
Freeze-up protection control or high pressure control (heat pump
model only)
323
A6
Fan motor or related
abnormality
AC motor (Duct, Floor / Ceiling)
325
DC motor (Wall, Floor)
326
C4
Heat exchanger thermistor or related abnormality
328
C7
Shutter drive motor / shutter limit switch abnormality
329
C9
Room temperature thermistor abnormality
328
Summary of Contents for FTKS50BVMB
Page 1: ...SiEN18 622 E Series Service Manual Applied Models zSuper Multi Plus Cooling Only Heat Pump ...
Page 105: ...Refrigerant Flow for Each Operation Mode SiEN18 622 92 Refrigerant Circuit ...
Page 157: ...Indoor Unit SkyAir Models SiEN18 622 144 Function ...
Page 312: ...SiEN18 622 Ceiling Mounted Cassette Type System Configuration 300 ...
Page 424: ...Method of Replacing The Inverter s Power Transistors Modules SiEN18 622 412 Troubleshooting ...
Page 446: ...Wiring Diagrams SiEN18 622 434 Appendix ...
Page 452: ...SiEN18 622 vi Index ...