Cleaning Co2 Gas Check Valves; Replacing Freeze Cylinder Beater Drive Motor; Figure 13. Co2 Gas Check Valve - Cornelius R-404A REFRIGERANT Service Manual

5. Press applicable ''FILL 1'' or ''FILL 2'' switch to fill applicable No. 1 or No. 2 syrup system syrup float switch
with syrup.
6. Press applicable ''AUTO BLEND 1'' or ''AUTO BLEND 2'' switch to fill applicable No. 1 or No. 2 system
product blender tank with product.
7. Press applicable ''AUTO 1'' or ''AUTO 2'' switch to start refrigeration system and beater in applicable No. 1
or No. 2 freeze cylinder.
CAUTION: Do not relieve freeze cylinder pressure too fast or product will foam excessively
in freeze cylinder and lose carbonation.
8. After carbonator water pump cycles off, intermittently pull and release applicable No. 1 or No. 2 freeze cyl-
inder faceplate relief valve. This bleeds CO
der.
9. If necessary, adjust BRIX, product viscosity (product consistency), and product carbonation of dispensed
product as instructed.
CLEANING CO GAS CHECK VALVES
2
(see applicable Figures 2 and 13)
The CO gas check valves must be inspected and serviced at least once a year under normal conditions and
2
after any servicing or disruption of the CO
CHECK VALVES ARE
SERVICED.

REPLACING FREEZE CYLINDER BEATER DRIVE MOTOR

(see Figures 5 and 9)
IMPORTANT: Note in 6 "MOTOR SELECT" the number of freeze cylinder beater drive motors
manufacturers that are listed. Your Unit was manufactured and equipped with freeze cylinder beater
drive motors from one of these manufacturers. The replacement freeze cylinder beater drive motor is
also manufactured by one of these manufacturers listed. WHEN REPLACING ONE OF THE BEATER
MOTORS, NOTE THE MANUFACTURER'S NAME ON THE MOTOR. THE BEATER MOTOR
MANUFACTURER'S NAME MUST BE PROGRAMMED INTO THE UNIT WHICH WILL MATCH THE MOTOR
TO THE UNIT ELECTRONICS. Proceed as follows to replace the freeze cylinder beater drive motor.
from freeze cylinder and allows product to enter and fill cylin-
2
system. ALWAYS REPLACE QUAD RING SEAL EACH TIME GAS
2
QUAD RING
183294000
BALL
183296000
SPRING
183297000
RETAINER
183298000
BODY
183295100
QUAD RING SEAL MUST BE REPLACED
EACH TIME CHECK VALVE IS SERVICED.
FIGURE 13. CO GAS CHECK VALVE
2
57
312028000