Completing The Installation; Troubleshooting; Led Display - Samsung MH026FKEA Installation Manual

C I
OMPLETING THE NSTALLATION

Troubleshooting

Detection of errors
If an error occurs during the operation, an 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 mixed operation
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 minutes 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
22
E-
Abnormal conditions
Flickering X Off
Indicators
Green Red
X X X
X X X
X X
X X
X X X
X X
X X
Operating
X
X
X
X
X
X
Error of indoor unit: Displayed
on the indoor unit regardless of
operation
X