Figure 17. Refrigeration Flow Diagram (Water-Cooled Refrigeration System) - Cornelius FCB POST-MIX DISPENSER Installation & Service Manual

HOT GAS DEFROST
SOLENOID VALVE
ASS'Y (2)
*WATER FLOW RATE THROUGH COIL
VARIES DUE TO PRESSURE CHANGE
ON HIGH SIDE OF COMPRESSOR WHICH
INFLUENCES OPENING AND CLOSING
OF VARIABLE WATER REGULATOR.
ADJUST VARIABLE WATER REGULATOR
TO MAINTAIN 200 PSI REFRIGERATION
HIGH-SIDE PRESSURE
ACCUMULATOR COMPRESSOR
Note: One refrigeration system is
shown in this illustration. A two-flavor
Unit has one refrigeration system and
a four-flavor Unit has two refrigeration
systems.

FIGURE 17. REFRIGERATION FLOW DIAGRAM (WATER-COOLED REFRIGERATION SYSTEM)

SCHREADER VALVE
CAPILLARY
TUBE
RECEIVER TANK
HIGH-PRESSURE
CUTOUT SWITCH
LOWER ELECTRICAL
65
ELECTRONIC
EXPANSION VALVE (2)
FREEZE CYLINDER (2)
COOLING WATER IN
EVAPORATOR
(CITY PLAIN WATER)
COOLING WATER OUT
(TO DRAIN)
ADJUSTMENT
SCREW
REFRIGERATION
COOLING COIL ASS'Y
CONTROL BOX
*VARIABLE WATER
REGULATOR
2813