04001
Carrier Transicold
Warning

Check Remote Switch 4

Failure or abnormal status detected in auxiliary remote switch 4.

Possible causes

  • Open circuit in remote switch 4
  • Corrosion on switch terminals
  • Incorrect switch configuration in microprocessor

Recommended actions

  • Inspect physical condition of switch 4
  • Clean contacts and retighten terminals
  • Check input signal at microprocessor
  • Verify activation logic (N.O. or N.C.)

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