U0240/Uf0240 Self-Contained Water-Cooled - Welbilt Manitowoc NEO UDE0065A Technician's Handbook

U0240/UF0240 SELF-CONTAINED WATER-COOLED

NOTE: These characteristics may vary depending on
operating conditions.
Cycle Times
Freeze Time + Harvest Time = Total Cycle Time
Air Temp.
Around Ice
Machine
°F/°C
70/21
80/27
90/32
100/38
110/43
Times in minutes
24 Hour Ice Production
Air Temp.
Around Ice
Machine °F/°C
70/21
80/27
90/32
100/38
110/43
Based on average ice slab weight of 2.44 - 2.75 lb (1107 – 1247 g).
Regular cube derate is 7%
Water regulating valve set to maintain 235 PSIG discharge pressure
Condenser water usage = 149 gallons per 100 lbs of ice at 90°F/70°F
Operating Pressures
Air Temp.
Around Ice
Machine
°F/°C
50/10
70/21
80/27
90/32
100/38
110/43
Suction pressure drops gradually throughout the freeze cycle
Part Number 000014797 Rev02 05/19
Freeze Time
Water Temperature °F/°C
50/10
16.1-18.3 17.0-19.3
16.5-18.8 17.5-19.9
18.0-20.5 19.2-21.8
18.6-21.1 19.8-22.5
19.2-21.8 20.5-23.3
50/10
200
195
180
175
170
Freeze Cycle
Discharge
Pressure
PSIG
230-240
230-240
230-240
230-240
230-245
230-250
70/21
18.0-20.5
18.6-21.1
20.5-23.3
21.2-24.0
21.9-24.9
Water Temperature °F/°C
70/21
190
185
170
165
160
Suction Discharge
Pressure Pressure
PSIG
65-30 130-150
70-32 135-160
70-34 135-160
70-36 135-165
75-35 135-170
80-38 140-175
Harvest
Time
90/32
1.0-2.5
90/32
180
175
160
155
150
Harvest Cycle
Suction
Pressure
PSIG
80-110
90-120
90-120
90-120
90-120
95-125
PSIG
225