4-2
Samsung Electronics
Abnormal conditions
Indicators
Remarks
Concealed Type
Green
Red
Standard Type
Power reset
X
X
X
X
Error of temperature sensor
in the indoor unit (Open/Short)
X
X
X
X
Displayed on appropriate
indoor unit which is oper-
ating
Error of heat exchanger sensor in the 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
X
X
X
Displayed on appropriate
indoor unit which is oper-
ating
Error of mixed operation
X
X
X
Error of outdoor temperature sensor
Error of COND sensor
Error of DISCHARGE sensor
X
X
X
Displayed on appropriate
indoor unit which is oper-
ating
Displayed on outdoor unit
1. No communication for 2 minutes
between indoor units
(Communication error for more than 2 minutes)
2. Indoor unit receiving the
communication error from outdoor unit
3. Outdoor unit tracking 3 minutes error
4. When sending the communication
error from the outdoor unit, the
mismatching of the communication numbers
and installed numbers after completion of
tracking.
(Communication error for more than 2 minutes)
X
X
X
1. Error of indoor unit:
Displayed on the indoor
unit regardless of opera-
tion
2. Error of outdoor unit:
Displayed on the indoor
unit which is operating
◆
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 detect an error again.
●
On
Flickering X Off
LED Display on the receiver & display unit
Q
AJ009JNLDCH/AJ012JNLDCH/AJ018JNLDCH
