SERVICE SPECIFICATIONS
When servicing a machine, it’s helpful to compare
that unit’s operating characteristics to those of a
new, clean, normally operating machine. What
follows is that type of information:
COMPONENTS
Timer: Makes one complete revolution in 8 minutes. The harvest time is factory preset at 2
1
⁄
4
minutes.
The harvest time is adjustable as required.
Inlet Water Valve: Opens and admits
3
⁄
4
gallon per minute during the harvest cycle.
Cube Size Control: Reverse acting temperature control, contacts close b24
0
F. and 0
0
F.
High Pressure Safety Switch: Contacts open at 350 P.S.I.G.
OPERATING CHARACTERISTICS
The values listed below are representative of
values seen at a wide range of air and water
temperatures and are for a normal cube size.
FREEZE CYCLE
Average Discharge Pressure
220 P.S.I.G.
Suction pressure at the end of the freeze cycle
24-20 P.S.I.G.
Freeze Time
15-17 minutes
HARVEST CYCLE
Average Suction Pressure
70-80 P.S.I.G.
Harvest time is assumed to be 2.25 minutes. This can be adjusted to suit local conditions.
This machine uses R-22.
MCM1062W
September 1993
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