Power unit: Internal overtemperature

What does A30034 mean?

This alarm indicates that the internal temperature within the power unit has reached its alarm threshold. If the temperature continues to rise, it could lead to fault F30036. Common causes include high ambient temperature or insufficient cooling due to fan failure. Unresolved, it risks power unit damage or shutdown.

Additional Steps

Steps 1–2 are listed in Priority Fix.

1. 3

   Ensure adequate airflow around the power unit and clear any obstructions from air vents.