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SiEN18-622
Troubleshooting for SkyAir Indoor Unit
Troubleshooting
333
5. Troubleshooting for SkyAir Indoor Unit
5.1
Indoor Unit PCB Abnormality
Remote Control
Display
A1
Applicable
Models
FFQ, FCQ, FBQ, FHQ
Method of
Malfunction
Detection
Check data from E²PROM.
Malfunction
Decision
Conditions
When data could not be correctly received from the E²PROM
E²PROM : Type of nonvolatile memory. Maintains memory contents even when the power
supply is turned off.
Supposed
Causes
Failure of PCB
Troubleshooting
Turn the power supply off once
and then back on.
Normal reset?
Could be outside cause
(noise, etc.)
other than malfunction
(Q0411)
YES
NO
Indoor unit PCB
replacement
Caution
Be sure to turn off power switch before connect or disconnect connector,
or parts damage may be occurred.
Содержание Super Multi Plus E-Series
Страница 1: ...SiEN18 622 E Series Service Manual Applied Models zSuper Multi Plus Cooling Only Heat Pump...
Страница 30: ...SiEN18 622 Specifications 17 Part 2 Specifications 1 Specifications 18 1 1 Cooling Only 18 1 2 Heat Pump 34...
Страница 105: ...Refrigerant Flow for Each Operation Mode SiEN18 622 92 Refrigerant Circuit...
Страница 157: ...Indoor Unit SkyAir Models SiEN18 622 144 Function...
Страница 204: ...Instruction SiEN18 622 192 System Configuration FTK X S 50 60 71 F Indoor Unit 1 2 4 3 10 11 9 7 8 15 12 13 14 16 6 5...
Страница 312: ...SiEN18 622 Ceiling Mounted Cassette Type System Configuration 300...
Страница 424: ...Method of Replacing The Inverter s Power Transistors Modules SiEN18 622 412 Troubleshooting...
Страница 446: ...Wiring Diagrams SiEN18 622 434 Appendix...
Страница 452: ...SiEN18 622 vi Index...