PPRuNe Forums - View Single Post - engine out acceleration vs recall items B737 CL
Old 8th March 2007 | 12:13
  #17 (permalink)  
Centaurus
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Joined: Jun 2000
: ATP+Mil
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From: Australia
Underreadeast.
I dont see what possible reason there is to delay the fire fighting if the aircraft is under control and not in imminent danger of flying into the ground...The sooner it is dealt with the sooner (wx and terrain permitting of
Agree entirely. In my experience there is a tendency for some crews to be ultra-conservative when it comes to judging when it is "safe" to take the first action to deal with an engine fire after lift off. Obviously, if for some reason or other the pilot is experiencing significant difficulty in controlling the aircraft dangerously close to the ground, then the pilot is faced with the choice of two evils; get the aircraft straight and climbing or fight the fire. Naturally the answer must be to regain control of the aircraft.

But to deliberately delay the fire fighting recalls until an arbitary height above the ground - even though the aircraft is nicely under control already - indicates a touching faith in the design capability of the aircraft to withstand the hottest of fires. Boeing for example use the phrase "Acccomplish the appropriate recall actions....at a safe altitude (typically 400 feet AGL or above). I see no reason why recall actions should not be started asap after the first fire warning indication. There is little point in stating the obvious that the aircraft must first be kept under control. But to deliberately delay fire fighting action in order to meet what may be an ill-researched and possibly fatally flawed local SOP ( in this case raising the min height for recall actions to 1000 ft AGL) - is an unneccessarily risky action.
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