LG LSC27990ST, Руководство по обучению

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Info Center
Refrigerator Info Center Training
17
Operation
operaTion
1. The cooling fan motor performs ON/OFF control by linking with the COMPRESSOR.
2. It controls at the single RPM without varying RPM.
3. Failure sensing method is same as in fan motor of freezing fan motor (refer to failure diagnosis function
table for failure display).
Control of cooling fan motor
Door opening alarm
1. The buzzer sounds when any door is held open for more than one minute.
2. After any door has been open for one minute, the buzzer sounds three times for second each, then it
sounds three times for second each every thirty seconds until the door is closed.
3. When all open doors have been closed, the buzzer stops.
Audible warning operation, manual frost defrost buzzer
1. The buzzer sounds briefly when the test button on the main PCB is pressed.
2. If you select manual operation, the buzzer sounds th ree times for 2/10 second each, then it sounds
three times for 2/10 second each every thirty seconds until the door is closed.
3. If you select manual defrost, the buzzer sounds three times for 2/10 second each, then it sounds three
times for 2/10 second each every thirty seconds until the door is closed.
Defrost function
1. Defrost is cycled whenever the compressor’s runtime reaches 7 hours.
2. In providing initial power (or after a power failure), defrost starts whenever total operation time of
compressor reaches 4 hours.
3. Defrost is completed when the temperature of the defrost sensor reaches 41°F (5°C) after starting
defrost. Defrost ends after 2 hours even if the sensor does not detect 41°F (5°C).
4. No defrost cycle is run if the defrost sensor fails.