AL56 Primary Return Sensor (RTS)

Cause
  • Invalid Return Temperature Sensor (RTS) reading.
Components Troubleshooting Corrective actions
Return Temperature Sensor (RTS) Perform Pre-trip P5: If P5 passes, no further action is required.


If P5 fails, replace the defective sensor as determined by P5, refer to TEMPERATURE SENSOR Service Section 6.24.