Thread: AF447
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Old 21st June 2009, 19:34   #2077 (permalink)
augustusjeremy
 
Join Date: Jun 2009
Location: Somewhere out there
Age: 25
Posts: 65
qantas report - normal to alternate law - PRIM 1 reset

From the plots in the qantas preliminary report

http://www.atsb.gov.au/publications/...070_prelim.pdf


a) IR1 fault is detected but the A/C continues in normal law even after master PRIM becomes PRIM2;

b) When master PRIM is switched back to PRIM1 then the a/c gets into Alternate Law and the crew regains control.
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