216 Part Number 80-01111-9 7/10
Q270 SELF-CONTAINED WATER-COOLED
NOTE: These characteristics may vary depending on
operating conditions.
Cycle Times
Freeze Time + Harvest Time = Total Cycle Time
Times in minutes
24 Hour Ice Production
Based on average ice slab weight of 2.44 - 2.75 lb (1107 – 1247 g).
Regular cube derate is 7%
Water regulating valve set to maintain 240 PSIG discharge pressure
Operating Pressures
Suction pressure drops gradually throughout the freeze cycle
Air Temp.
Around Ice
Machine
°F/°C
Freeze Time
Harvest
Time
Water Temperature °F/°C
50/10 70/21 90/32
70/21 10.6-12.2 12.3-14.0 13.5-15.4
1.0-2.5
80/27 10.8-12.4 12.6-14.3 13.8-15.7
90/32 11.0-12.6 12.8-14.7 14.1-16.1
100/38 11.3-12.9 13.1-15.0 14.5-16.5
Air Temp. Around
Ice
Machine °F/°C
Water Temperature °F/°C
50/10 70/21 90/32
70/21 290 255 235
80/27 285 250 230
90/32 280 245 225
100/.8 275 240 220
Condenser
Water
Consumption
90/32 Air Temperature Around Ice Machine
Water Temperature °F/°C
50/10 70/21 90/32
Gal/24 hours 240 410 2740
Air Temp.
Around Ice
Machine
°F/°C
Freeze Cycle Harvest Cycle
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
50/10 235-245 52-24 175-210 80-95
70/21 235-245 54-24 175-210 80-95
80/27 235-250 56-24 175-210 80-95
90/32 235-255 58-24 175-210 80-95
100/38 235-260 60-24 175-210 80-95