Manitowoc URF0140A Technician's Handbook

Part Number 000014797 Rev02 05/18 227

NOTE: These characteristics may vary depending on
operating conditions.
Cycle Times
Freeze Time + Harvest Time = Total Cycle Time
Air Temp.
Entering
Condenser

Freeze Time Harvest
Time

  
70/21 10.0-11.5 11.8-13.4 14.1-16.1
1.0-2.5
80/27 10.4-11.9 12.3-14.0 13.5-15.4
90/32 11.0-12.6 13.5-15.4 15.2-17.4
100/38 12.3-14.0 15.2-17.4 17.5-19.9
110/43 15.6-17.8 19.2-21.8 21.2-24.0
Times in minutes

Air Temp.
Entering


  
70/21 305 265 225
80/27 295 255 235
90/32 280 235 210
100/38 255 210 185
110/43 205 170 155
Based on average ice slab weight of 2.44 - 2.75 lb (1107 – 1247 g).
Regular cube derate is 7%
Operating Pressures
Air Temp.
Entering
Condenser

Freeze Cycle Harvest Cycle
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
Discharge
Pressure
PSIG
Suction
Pressure
PSIG
50/10 200-250 45-18 130-150 75-105
70/21 200-250 50-18 135-150 75-105
80/27 200-270 55-20 140-175 75-110
90/32 240-300 60-22 165-185 105-125
100/38 275-350 65-23 175-220 130-150
110/43 400-320 70-25 210-240 135-155
Suction pressure drops gradually throughout the freeze cycle

Manitowoc URF0140A Specifications

General

Brand	Manitowoc
Model	URF0140A
Category	Ice Maker
Language	English