PPRuNe Forums - View Single Post - monitor N1 for 30 sec during engine start, why???
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monitor N1 for 30 sec during engine start, why???
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21st Jun 2006, 16:51
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BOAC
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You don't! The start lever goes on at a minimum of 20%N1, a max of 25N1% or max starter motoring rpm achieved. It so happens this is around 30 secs from starter engagement normally.
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