Manitowoc Marine Q 1000, Service Technician'S Handbook

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Q1300 Series - Remote
Characteristics may vary depending on operating conditions.
CYCLE TIMES
Freeze Time + Harvest Time = Total Cycle Time
24 HOUR ICE PRODUCTION
OPERATING PRESSURES
Air Temp.
Entering
Condenser
°F/°C
Freeze Time
Harvest
Time
Times in minutes
Water Temperature °F/°C
50/10.0 70/21.1 90/32.2
-20/-28.9 to 70/
21.1
9.9-11.1 10.9-12.2 11.7-13.0
1-2.5
80/26.7 10.0-11.2 11.0-12.3 11.1-12.4
90/32.2 10.1-11.3 11.1-12.4 10.7-11.9
100/37.8 10.8-12.0 11.8-13.2 12.8-14.2
110/43.3 11.7-13.0 12.9-14.3 13.8-15.4
Air Temp. Entering
Condenser
°F/°C
Water Temperature °F/°C
Based on average ice slab weight of 10.0 - 11.0 lb.
Regular cube derate is 7%
Ratings with JC1395 condenser, dice or half-dice cubes
50/10.0 70/21.1 90/32.2
-20/-28.9 to 70/21.1 1260 1160 1090
80/26.7 1250 1150 1140
90/32.2 1240 1140 1180
100/37.8 1170 1080 1010
110/43.3 1090 1000 940
Air Temp.
Entering
Condenser
°F/°C
Freeze Cycle Harvest Cycle
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
Suction pressure drops gradually throughout the freeze cycle
-20/-28.9 to
50/10.0
220-250 40-22 135-170 75-95
70/21.1 240-260 40-22 140-180 80-95
80/26.7 240-270 41-22 140-190 80-95
90/32.2 250-290 42-22 140-200 80-95
100/37.8 280-320 46-22 140-210 80-95
110/43.3 310-360 48-24 140-220 85-100