Pilotenbilder.de: Bilder - APU-Button http://www.pilotenbilder.de/photos/img-apu-button-1017.htm
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The Switches to shut down the APU (auxiliary power unit) completely and to activate the extinguisher in a case of an APU-fire]]> Mon, 25 May 2026 21:08:10 GMT http://www.pilotenbilder.de/photos/data/thumbnails/61/APU-Button.jpg APU-Button http://www.pilotenbilder.de/photos/img-apu-button-1017.htm