00242
Carrier Transicold
Warning

Dis Press Calibrate Error

Calibration failure of the discharge pressure sensor; data is out of range.

Possible causes

  • Defective discharge pressure sensor
  • Electrical connection with high resistance or open circuit
  • Refrigerant leak affecting initial reading

Recommended actions

  • Verify pressure reading with external gauges
  • Check reference voltage at the sensor
  • Perform calibration procedure in the microprocessor
  • Replace the discharge pressure transducer

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