PPRuNe Forums - View Single Post - Questions you had never asked before about B737
Old 19th Oct 2014, 16:48
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IFixPlanes
 
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I Hope you accept the AMM (Aircraft Maintenance Manual) as an "better manual".
All B737 (100-900) have a check valve in the APU bleed line.
In addition: I know it out of (more than) 25 years as a mechanic, working on this aircraft.
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