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Flake Ice Machines Refrigeration System
Page F3
Refrigerant Pressures (Continued)
The operating pressures for models utilizing the Alco thermostatic expansion valve are
listed below.
ALCO Manufactured Expansion Valve
Model Air Water Suction Discharge Pressure PSIG
Number Temp °F Temp °F Pressure PSIG
192 LAC 240 LAC
EMF2306R
90°F 70°F 40
265 266
70°F 50°F 35
217 260
-20°F/50°F 40°F 33
200 263
120°F/110°F 100°F 45
365 355
EMF2306W
90°F 70°F 38 250
70°F 50°F 37 250
50°F 40°F 36 250
110°F 100°F 42 250
EMF405A
90°F 70°F 56 274
70°F 50°F 53 215
50°F 40°F 36 158
110°F 100°F 61 352
EMF450A
90°F 70°F 56 290
70°F 50°F 52 222
50°F 40°F 51 131
110°F 100°F 57 374
EMF450W
90°F 70°F 50 250
70°F 50°F 48 250
50°F 40°F 46 250
110°F 100°F 54 250