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Fujitsu AOYG09KHCAN User Manual

Fujitsu AOYG09KHCAN
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2. Troubleshooting with error code
2-1. E: 11. Serial communication error (Serial reverse transfer
error) (Outdoor unit)
Indicator Indoor unit
Operation indicator 1 time flash
Timer indicator 1 time flash
Economy indicator Continuous flash
Error code E: 11
Detective actuator Outdoor unit
Main PCB When the indoor unit cannot receive the serial signal
from outdoor unit more than 2 minutes after power on,
or the indoor unit cannot receive the serial signal more
than 15 seconds during normal operation.
Fan motor
Forecast of cause
Connection failure
External cause
Main PCB failure
Outdoor unit fan motor failure
Check point 1. Reset the power and operate
Does error indication show again?
→ If no, go to "Check point 1-2".
Check point 2. Check connection
Check any loose or removed connection line of indoor unit and outdoor unit.
Check connection condition is control unit. (If there is loose connector, open cable or mis-wiring.)
→ If there is an abnormal condition, correct it by referring to the installation manual or the “DESIGN
& TECHNICAL MANUAL”.
Check point 3. Check the voltage of power supply
Check the voltage of power supply
Check if AC 270 V (AC 230 V -10%) to AC 253 V (AC 230 V +10%) appears at
outdoor unit terminal L — N.
+
-
2-1. E: 11. Serial communication error (Serial reverse transfer error) (Outdoor unit) - (03-2) - 2. Troubleshooting with error code
TROUBLESHOOTING
TROUBLESHOOTING

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Fujitsu AOYG09KHCAN Specifications

General IconGeneral
BrandFujitsu
ModelAOYG09KHCAN
CategoryAir Conditioner
LanguageEnglish

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