Part Number 80-1479-3 7/10 201
S420W
All Self-Contained Water-cooled Models After Serial
Number 110667970
Characteristics may vary depending on operating conditions.
CYCLE TIMES
Freeze Time + Harvest Time = Total Cycle Time
24 HOUR ICE PRODUCTION
CONDENSER WATER CONSUMPTION
OPERATING PRESSURES
Air Temp.
Entering
Condenser
°F/°C
Freeze Time
Harvest
Time
1
1 Times in minutes
Water Temperature °F/°C
50/10 70/21 90/32
70/21 8.9-9.5 9.6-10.3 10.7-11.5
1-2.5
80/27 9.1-9.8 9.9-10.6 11.1-11.8
90/32 9.4-10.0 10.2-10.8 11.4-12.1
Air Temp. Entering
Condenser °F/°C
Water Temperature °F/°C
1
1 Based on average ice slab weight of 3.4-3.6 lbs.
50/10 70/21 90/32
70/21 470 440 400
80/27 460 430 390
90/32 450 420 380
Air Temp. Around Ice
Machine 90°F/32°C
Water Temperature °F/°C
1
1 Water regulating valve set to maintain 240 PSIG discharge pressure
50/10 70/21 90/32
Gal/24 hours 320 537 2930
Air Temp
Entering
Condenser
°F/°C
Freeze Cycle Harvest Cycle
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
1
1 Suction pressure drops gradually throughout the freeze cycle
50/10 225-235 48-29 150-185 70-95
70/21 225-265 52-30 160-190 85-100
80/27 235-265 56-30 170-190 90-110
90/32 235-270 62-31 170-195 95-115
100/38 235-275 65-32 170-205 100-102
110/43 240-280 65-32 170-205 100-120