Sy2174C/Cvd2085 Series Remote Air Cooled - Manitowoc QuietQube SD0672C Technician's Handbook

SY2174C/CVD2085 SERIES REMOTE AIR COOLED

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 weight of one Harvest cycle 15.5-16.75 lb.
(7.75-8.38 lb. per evaporator).
OPERATING PRESSURES
Air Temp.
Entering
Condenser
°F/°C
-20 to 70/
-29 to 21
80/27
90/32
100/38
110/43
120/49
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
268
Freeze Time
Water Temperature °F/°C
50/10
9.7-10.6
11.0-12.1
11.8-12.9
12.8-13.9
50/10
1990
1780
1675
1565
Freeze Cycle
Discharge
Pressure Pressure
psig
230-250
255-230
260-235
325-260
380-320
390-330
70/21
10.6-11.5 11.5-12.6
11.2-12.2 13.0-14.2
12.8-14.0 14.0-15.3
13.8-15.0 15.0-16.4
Water Temperature °F/°C
70/21
1850
1755
1560
1460
Suction Discharge
Pressure
psig
40-20 150-170
40-21 155-170
40-21 160-180
40-21 165-185
46-23 180-205
48-24 190-210
Part Number 80-1505-3 6/11
Harvest
Time
90/32
.75-2.5
90/32
1715
1535
1440
1350
Harvest Cycle
Suction
Pressure
psig psig
60-80
60-80
65-80
75-85
90-100
95-110