Daewoo FRU-541 Series Service Manual page 23

2. Ice making mode
NO
130 minutes pass
Ice sensor is over
-12.5C
1) If Ice sensor temperature is below -12.5C after 130minutes, ice making completes.
2) If Ice sensor temperature keep below -9.5C for 15 minutes ice making complete, although the sensor is not below -12.5C
3) After 4.8hours ice making complete, when ice sensor is abnormal,
3. Ice separating(drop) mode
1) Time of each section is to verify level switch error.
2) It senses the rotation in each section.
3) When level switch is error, ice separation controlled by the time.
4) When rotation motor is error, the mode is pause.
Start
YES
YES
Ice separating
FUNCTIONS ( Ice Maker_ Dispenser Model)
Ice sensor is below
-9.5C
NO
15 minutes pass
YES
22
NO
YES
NO