Samsung Electronics
4-1
4. Troubleshooting
4-1 Indoor Display Error and Check Method
■
Error detection and reoperation
●
If error occurs during the operation, badness is indicated by LED flickering and all operation is stopped except LED.
●
When reoperating by remote control and switch determine the error mode after normal operation.
4-1-1
Indoor unit LED lamp display at error detecting
Abnormal conditions
Indicators
Remarks
Concealed Type
Green
Red
Standard Type
Power reset.
X
X
X
X
Error of Room sensor in the indoor unit.(Open/Short)
X
X
X
X
Error of EVA-IN,EVA-OUT sensor in the indoor unit.
(Open/Short)
X
X
X
Error of Fan motor in the indoor unit.
X
X
X
X
1. Error of Outdoo.r
2. Thermal Fuse Open Error of Indoor's Terminal Block.
X
X
1. Clogging of outdoor's service valve.
2. the refrigerant leakage .
X
X
Detection of the float switch.
X
X
X
1. Error of EEPROM.
2. Error of Option setting.
1. Error of Outdoor Temp. sensor.
2. Error of Cond Temp. sensor.
3. Error of discharge Temp. sensor.
X
X
X
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 out-
door unit, the mismatching of the communication num-
bers and installed numbers after completion of tracking.
(Communication error for more than 2 minutes)
X
X
X
1. Indoor unit error
(Display is unrelated
with operation)
2. Outdoor unit error
(Display is unrelated
with operation)
LED Display on the receiver & display unit
● :
On,
◑ :
Flickering,
X :
OFF
◆
If you turn off the air conditioner when the LED is flickering, the LED is also turned off.