256 Part Number 80-1505-3 6/11
IB1022DC/CVD1185 SERIES REMOTE AIR
COOLED MACHINES AFTER SERIAL NUMBER
110697294
NOTE: These characteristics may vary depending on
operating conditions.
CYCLE TIMES
24-HOUR ICE PRODUCTION
OPERATING PRESSURES
Freeze Time + Harvest Time = Cycle Time
Air Temp.
Entering
Condenser
°F/°C
Freeze Time
Harvest
Time
Water Temperature °F/°C
50/10 70/21 90/32
-20 to 70/
-29 to 21
9.5-11.0 10.4-12.0 11.3-13.0
.75-2.5
90/32 10.3-11.9 10.6-12.3 12.2-14.0
100/38 10.8-12.4 11.7-13.4 12.7-14.6
110/43 11.2-12.9 12.2-14.0 13.3-15.3
1
Times in minutes.
Air Temp.
Entering
Condenser
°F/°C
Water Temperature °F/°C
50/10 70/21 90/32
-20 to 70/
-29 to 21
980 910 845
90/32 915 890 790
100/38 880 820 760
110/43 850 790 730
1
Based on average ice slab weight of 7.5-8.5 lb.
Air Temp.
Entering
Condenser
°F/°C
Freeze Cycle Harvest Cycle
Discharge
Pressure
psig
Suction
Pressure
psig
Discharge
Pressure
psig
Suction
Pressure
psig
-20 to 50/
-29 to 10
200-250 40-25 140-170 65-75
70/21 220-270 40-25 150-185 65-85
80/27 225-275 50-26 160-190 70-90
90/32 235-275 60-27 175-195 75-95
100/38 260-325 65-30 190-220 80-100
110/43 300-360 70-33 200-230 90-105
During low ambient conditions, it is normal for the head pressure
control valve to hunt (fluctuate up and down) on CVD condensing
units. Hunting varies by model and ambient temperature, but
generally settles out within the first 6 minutes of the freeze cycle.
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