Model reference
Samsung IDH4400G
Air Conditioner
1 document16 error codes3 service modes
Available documentation
Service Manual
- Duct Type Air Conditioner Service Manual79 pg
MyPros+ Max
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Error codes (16)
CodeMeaning
*1Indoor unit room thermistor sensor error.*5Indoor unit pipe thermistor sensor error.*6Outdoor unit thermistor sensor error.*9Float switch open error (drain pump/float switch related).*ACommunication error between indoor unit and outdoor unit.*CCommunication error between wired remote controller and indoor unit.*DOutdoor unit pipe thermistor sensor error.*LThree phase power incorrect connecting error (three phase power models).E1Indoor unit thermistor sensor error (displayed on outdoor unit PCB 7-segment).E5Indoor unit pipe sensor error (displayed on outdoor unit PCB 7-segment).E6Outdoor unit thermistor sensor error (displayed on outdoor unit PCB 7-segment).E9Float switch error (displayed on outdoor unit PCB 7-segment).EAIndoor and outdoor unit communication error (displayed on outdoor unit PCB…ECWired remote controller communication error (displayed on outdoor unit PCB…EDOutdoor unit pipe sensor error (displayed on outdoor unit PCB 7-segment).ELThree phase power incorrect connecting error (displayed on outdoor unit PCB…Service modes (3)
- Reading temperature from sensor (outdoor PCB tact switch)["Press tact switch on outdoor PCB once
- Test mode (group operation via wired remote controller)["If chamber 'A' SET is ON, press ON/OFF button to turn it off.","Turn off power of SET.","Set…
- Test mode (single operation via wired remote controller)["Turn on set power.","Set address of digital switch on indoor unit PCB to '0'.","Set option switch…
Full entry steps, exit procedures, and test sequences are available in Max.
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