Question

With the APU running and supplying bleed air, how do you shut it down?

Answer 1

To shut down the APU while it is supplying bleed air, follow these steps: turn off the bleed air switch, turn off the APU switch, ensure all electrical systems connected to the APU are off or disconnected, and monitor APU generator frequency and exhaust gas temperature to verify shutdown.

Step-by-step explanation:

To shut down the APU while it is supplying bleed air, you can follow these steps:

1. Turn off the bleed air switch.
2. Turn off the APU switch.
3. Ensure that all electrical systems and components connected to the APU are turned off or disconnected.
4. Verify that the APU has stopped running by monitoring the APU generator frequency and exhaust gas temperature.

By following these steps, you can safely shut down the APU while it is supplying bleed air.