Display 474 — IPM or PFCM Temperature Sensor Error

¿Qué significa 474 ?

This error indicates a problem with the temperature sensor associated with the IPM (Intelligent Power Module) or PFCM (Power Factor Correction Module).

• Faulty temperature sensor
• Wiring issue to the sensor
• Overheating of IPM/PFCM

Haga clic en los pasos para seguir su progreso.

1. 1

   Ensure the unit is adequately ventilated and not overheating.

2. 2

   Check the wiring connections for the IPM/PFCM temperature sensor.

3. 3

   Reset the unit by turning off the power for 30 seconds and then turning it back on.

4. 4

   If the error continues, a technician should inspect the sensor and module.