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Old 10th Apr 2014, 12:45
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Uplinker
 
Join Date: Nov 1999
Location: UK
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Avionics bay fire suppression?

Do Boeing aircraft have avionics bay fire extinguishers? Airbus 330/321/320 don't (they do have extinguishers in the cargo holds, and we can route avionics smoke and fumes overboard). I am just wondering about an avionics fire in mid ocean. We can detect smoke and the standard drill is to vent smoke overboard, go to emergency electrical config, descend and land (amongst other things) - but obviously over the ocean that would be a ditching. However, we do not have any actual extinguishers in the avionics bay, apart from a handheld BCF in the 330’s.

I have just learnt that MH370 was carrying lithium ion batteries in the hold? If that were true and they were in the forward cargo bay, could they have burned through the wall to the avionics bay possibly causing the symptoms that were reported - transponder and ACARS going off line etc., no further radio contact etc.?

Apologies if this has been discussed, I did do a search but did not see anything on this specific subject.

Last edited by Uplinker; 11th Apr 2014 at 11:48.
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