Ib1022Dc/Cvd1185 Series Remote Air Cooled Machines After Serial Number 110697294 - Manitowoc QuietQube SD0672C Technician's Handbook

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