Troubleshooting - Samsung AM Series Installation Manual

Troubleshooting

Detection of errors
f If an error occurs during the operation, one or more LED flickers and the operation is stopped except the LED. f
f If you re-operate the air conditioner, it operates normally at first, then detect an error again. f
LED Display on the indoor unit
LED Display
Abnormal conditions
Power reset
Operation on
Operation off
Reservation
Filter sign
Defrosting
Communication error between indoor units
EEPROM error /EEPROM option error
Error of temperature sensor in indoor unit
(open/short)
Error of outdoor Unit/Self-Diagnosis
Error of the indoor unit pipe sensor
High pressure blockage error
Indoor fan error
Thermal fuse open error
Indoor unit float S/W 2nd detection
●
On Flickering X Off
f If you turn off the air conditioner when the LED is flickering, the LED is also turned off. f
f If you re-operate the air conditioner, it operates normally at first, then detects an error again. f
f If the LED displays only one color, it is turned on for a second and turned off for a second. f
f If the LED displays more than two colors, each color is shown for a second alternately. f
Indicators
Blue Green
×
×
●
× ×
×
●
× ×
×
×
×
× ×
× ×
×
× ×
×
×
Orange Red
× ×
0.5[S]=On, 0.5[S]=Off
× ×
× ×
× ×
×
●
× ×
1[S]=On, 9[S]=Off
× ×
×
×
×
×
×
× ×
×
×
Remarks
29