Troubleshooting; Indoor Display Error And Check Method - Samsung AC052HBLDKH Service Manual

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.
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Indoor unit LED lamp display at error detecting
LED Display on the receiver & display unit
Abnormal conditions
Power reset
Error of Room sensor in the indoor unit(Open/
Short)
Error of EVA-IN,EVA-OUT sensor in the indoor
unit(Open/Short)
Error of Fan motor in the indoor unit
Error of Outdoor or Terminal Block Thermal Fuse(Open)
Clogging of outdoor's service valve
Detection of the float switch
Error of EEPROM or OPTION SETTING
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 track-
ing.
(Communication error for more than 2 minutes)
On Flickering
If you turn off the air conditioner when the LED is flickering, the LED is also turned off.
Samsung Electronics
Concealed Type
Green
Standard Type
X
X
X
X
X
X Off
Indicators
Red
X X X
X X
X X
X X
X
X X
X X
X
Remarks
X
X
X
X
1. Indoor unit error
(Display is unre-
lated with opera-
tion)
X
2. Outdoor unit
error
(Display is unre-
lated with opera-
tion)
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