ICE 900 Supplemental Service Manual
Page 11 Revision 3-19-2019
ICE 900 PRINCIPLES OF OPERATION
The ice making system of the ICE 900 automatically operates according to designed program settings
based upon inputs from the Cold-water, Ice, and Environmental Sensors. You must allow time for water
fill and refrigeration system to cool before the ICE 900 will start to make ice.
1.
Ensure the ICE making function is enabled (Red ICE LED should be on as shown:
2.
Level of purified water must be at proper operating level. The compressor and heater will turn
on once minimum water level is reached.
3.
To produce cold-water, the compressor and circulation pump must operate properly. (The cold-
water production process automatically operates according to designated programming).
Cold-water operation: This refers to an operation that makes cold-water by continuously
circulating and supplying water over the cooling fingers in the ice tray and into the cold-water
reservoir. Water temperature in the cold-water tank is automatically checked by the cold-water
temperature sensor, and if it drops below the set temperature, the cold-water operation will
automatically stop (set point is reached).
4.
Cold-water reservoir must be cold before the ice making system will start to produce ice.
a.
Water supply action: this refers to an action to supply about .25g (1L) of cold-water
every 50 seconds into ice making mechanism to make ice.
b.
Ice making action: this refers to the making of ice by way of an ice tray by supplying cold
refrigerant onto the fingers with tray full of water.
c.
Harvest action: this refers to an action to separate the ice created in the ice tray by
supplying hot refrigerant into fingers to release the cubes.
5.
When the ice storage house if full, the ice detection sensor will automatically stop the ice
making process.
6.
If ice in the storage house is not used for long periods of time, Ice may melt, and during ice
dispensing, smaller melted ice cubes can come out.
TDSs (Total Dissolved Solids) of ice may increase depending on environment in which the ice is
created.
Higher temperatures surrounding the machine will result in longer ice making process her
temperatures surrounding the machine will result in longer ice making process
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Страница 23: ...ICE 900 Supplemental Service Manual Page 23 Revision 3 19 2019 OVERVIEW DRAWINGS ...
Страница 24: ...ICE 900 Supplemental Service Manual Page 24 Revision 3 19 2019 FLOW DIAGRAM ...
Страница 33: ...ICE 900 Supplemental Service Manual Page 33 Revision 3 19 2019 ELECTRICAL SCHEMATIC ...