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Thread: How does the mechanical backup on the 320 work? + some questions
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Old 16th October 2012 | 15:44
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Golf-Sierra
 
Joined: Jun 2010
Posts: 127
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From: On the ground too often
If both AC BUS 1 and AC BUS 2 are lost and the aircraft speed is above 100 kt, the Ram Air Turbine (RAT) extends automatically.
Is it possible to manually extend the RAT? Can imagine a scenario whereby electric problem causes pitot heat to fail leading airspeed to become unreliable thus preventing RAT from extending....
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