Troubleshooting - Samsung AVXWVH022EE Installation Manual

Troubleshooting

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.
LED Display on the indoor unit
LED Display
Power reset
Error of temperature sensor in indoor
unit (OPEN/SHORT)
Error of heat exchanger sensor in
indoor unit
Error of heat exchanger OUT sensor in
indoor unit
Error of outlet temperature sensor in
indoor unit (OPEN/SHORT):
For heat pump models only
Error of indoor fan motor:
Below 450RPM for 15 minutes
Error of outdoor temperature sensor
Error of COND sensor
Error of DISCHARGE sensor
1. No communication for 2 minutes
between indoor unit and outdoor
unit
(communication error for more than
2 minutes)
2. Indoor unit receiving the communication
error from outdoor unit
3. Outdoor unit tracking 3 minute error
4. When sending the communication
error from outdoor unit due to the
mismatching of the communication
numbers and installed numbers after
completion of tracking
(communication error for more than
2 minutes)

On
 If you turn off the air conditioner when the LED is flickering, the LED is also turned off.
 If you re-operate the air conditioner, it operates normally at first, then detects an error again.
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E-
AVXWV@@_IM_E_29819-1_4.14.09.indd 24
Abnormal conditions
Flickering X Off
Indicators
X X X
X X X
X X
X X X
X X
X X
Remarks
X
Displayed on appropriate
X
indoor unit which is
operating
Displayed on appropriate
indoor unit which is
operating
X
Displayed on appropriate
X
indoor unit which is
operating
Displayed on appropriate
indoor unit which is
X
operating
Displayed on outdoor unit
1. Error of indoor unit:
Displayed on the indoor
unit regardless of
operation
2. Error of outdoor unit:
Displayed on the indoor
unit which is operating
X
2009-4-14 10:15:55