LG LTNS16121V /00 Service Manual page 28

7-1-2 CONTROL OF FREEZER COMPARTMENT FAN
1.- When the freezer or refrigerator doors are open, the fan motor will be on for 60 seconds.
7-1-3 OPEN DOOR ALARM
1. If the door is left open for more than 1 minute, the alarm will sound 3 times in thirty seconds intervals.
2. This function makes sound the alarm every time that one door is left open for more than 1 minute.
3. The sound of the alarm will stop when the door is closed.
Freezer and refrigerator
doors are open
Door alarm LED
SOUND
7-1-4 "DING" SOUND
1. When a button is pressed on the display, a "ding" sound will be heard.
7-1-5 DEFROST
For the initial turn on, only for unique time, the defrost begins when the compressor reaches 4 hours of being turned on.
1.
The defrost begins when the accumulated turned on time of the compressor is between 7 and 50 hours. This time is
2.
determined by the frequence and duration of the refrigerator doors opening.
The defrost stops when the sensor temperature reaches 13°C or more. If the sensor does not reach that temperature in a
3.
period of 2 hours, the defrost mode will not work properly.
4. The defrost process does not work if the sensor is damaged (if the wires are cut or short circuit).
Closed
Open Closed
Less than
1 minute
28
Open
3 times 3 times 3 times 3 times
1 minute 30s
Closed
Turn on Turn off
30s 30s