Samsung MHXXXFJEA Series, Installation Manual, Page: 17 / 23

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ENGLISH
Troubleshooting
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Abnormal conditions
LED lamp display
Remarks
White
Power reset
X X X X
Error of temperature sensor
in the indoor unit (Open/Short)
X X X X
Error of heat exchanger sensor
in the indoor unit
X X X
Indoor fan motor is non-operative
Indoor fan motor is operating slowly
Indoor fan motor operates at an excessive
speed
X X X X
Indoor motor fan error
Error of the outdoor temperature sensor
Error of the condensor temperature sensor
Error of the discharge temperature sensor
X X X
1. No comunication between indoor and outdoor
unit for 2 minutes
2. Error on the communication received from
outdoor unit
3. Outdoor unit tracking time out(3 minutes)
4. Number of Installation doesn't match after
tracking
X X X
1. Indoor unit error
(Display is unrelated with
operation)
2. Outdoor unit error
(Display is unrelated with
operation)
Simultaneous cooling/heating operation
error (Multi mode only)
X X X
 If you turn off the air conditioner when the LED is flickering, the LED is also turned off.
On Flickering X Off
Detection of errors

If an error occurs during the operation, one or more LED flickers and the operation is stopped except the LED.

If you re-operate the air conditioner, it operates normally at first, then detect an error again.
Display Error mode
FJM CONSOLE_IM_29317A_E_12.05.08.indd 17 2008-12-5 15:56:30