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37X INSTALLATION & OPERATION MANUAL
372/373 MODEL
37
Error #121, 122, 123: Beater High Error
The control board is not reading the proper value from the beater motor.
Error #130: Board Failure
The control board is not functioning properly.
Error #140: Low Regulated CO2 PSI
The regulated CO2 pressure dropped below 50 PSIG (345 kPag).
Error #150: High Regulated CO2 PSI
The regulated CO2 pressure is above 70 PSIG (483 kPag).
Error #180: LPSI Transducer
The low side refrigeration pressure is not reading correctly.
Error #200: Return Temperature Sensor
The refrigeration return (suction) temperature sensor is not reading correctly.
1
Ensure the temperature sensor is plugged in.
2
Replace the sensor if faulty.
1
Check the “carbonation” regulator on the header tray and ensure it is set to 60 PSIG (414 kPag).
1
Ensure the pressure transducer is plugged in.
2
Replace the transducer if faulty.
1
Run a defrost cycle to reset the motor baseline value.
2
Run a beater circuit diagnostic to determine the problem or refer to error #58X in this manual.
1
Cycle the power to the dispenser to see if it will clear the error.
2
Replace the control board.
1
Ensure the CO2 supply is not low.
2
Check the “carbonation” regulator on the header tray and ensure it is set to 60 PSIG (414 kPag).