Manitowoc IYT1900A261E Ice Machine

User Manual - Page 227

For IYT1900A261E.

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Part Number: 000015430 Rev 02 5/20 227
IT1200W
Self-Contained Water-Cooled Model
Characteristics vary depending on operating conditions.
CYCLE TIMES
Freeze Time + Harvest Time = Total Cycle Time
Air Temp.
Around Ice
Machine °F/°C
Freeze Time
Harvest
Time ¹
Water Temperature °F/°C
50/10 70/21 90/32
70/21 8.5-9.4 9.6-10.7 10.6-11.7
1-2.5
80/27 8.5-9.5 9.8-10.9 10.6-11.8
90/32 8.6-9.5 10.5-11.6 10.7-11.8
100/38 8.6-9.6 10.6-11.8 10.8-12.0
110/43 8.7-9.6 10.7-11.8 11.0-12.2
1 Times in minutes
24 HOUR ICE PRODUCTION
Air Temp. Around Ice
Machine °F/°C
Water Temperature °F/°C ¹
50/10 70/21 90/32
70/21 1080 970 895
80/27 1075 955 890
90/32 1070 900 885
100/38 1065 890 875
110/43 1060 885 865
1 Based on average ice slab weight of 7.5 - 8.2 lb.
OPERATING PRESSURES
Air Temp
Around Ice
Machine
°F/°C
Freeze Cycle Harvest Cycle
Discharge
Pressure
PSIG ²
Suction
Pressure
PSIG ¹
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
50/10 330-335 65-36 155-165 125-135
70/21 330-335 65-38 155-165 125-135
80/27 330-335 75-38 155-170 120-135
90/32 330-335 75-39 155-170 125-135
100/38 330-335 75-40 155-170 125-140
110/43 330-345 80-42 155-175 125-140
1 Suction pressure drops gradually throughout the freeze cycle
2 Water regulating valve set to maintain 330 PSIG
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