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2. Product function
2-6. Ice-Maker Function
[Reference table]
3) Initial Operation function
1-1) Whenever the power is on, the control board checks the ice tray leveling with the
leveling switch within 2 seconds.
1-2) If the leveling switch is not off position, the geared motor will turn to the initial
position to make the ice tray leveled.
1-3) When the ice tray is leveled, it will remain this position for 2 hours
(1 cycle time for ice production).
1-4) After 2 hours, the sensor located under the ice tray will measure the tray temperature.
If the temperature is maintained lower than 1 (-17 ) for 5 minutes, and the ice full ℉ ℃
switch is off position, the ice tray twisting process will begin.
4) Water Supply function
4-1) When the ice tray is levelled again after ejecting ice, the water solenoid value will be
controlled to supply water by time check basis. (See the “Time to supply water” Table)
Leveling S/W Ice full S/W Judgement Remark
ON(“LOW”) ON(“LOW”) Not ready
·MICOM Port
PIN #51: Leveling
PIN #51: Ice full
·Port level
OFF : 4.5V ↑
ON : 0.5V ↓
ON(“LOW”) OFF(“HIGH”) Not ready
OFF(“HIGH”) ON(“LOW”)
Not ready(Ice bucket with
full of ice )
OFF(“HIGH”) OFF(“HIGH”) Ready