Exam (elaborations)
B-747 ORAL BANK FUEL SYSTEM EXAM QUESTIONS AND ANSWERS
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B-747 ORAL BANK FUEL SYSTEM EXAM QUESTIONS AND ANSWERS....
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How is Center Wing Tank Fuel scavenged in 400/-8? - ANSWER CWT fuel isscavenged by 4 jet pumps pumping into main tanks 2 and 3
- Scavenge begins when main tank 2 or 3 fuel quantity decreases to
approximately 27,200 kgs
Which crossfeed valves are controlled by Fuel System Management logic when
setting T/O flaps? - ANSWER Crossfeed 2 and 3
During the Before Start Procedure, what centre wing tank quantity must you
select the centre wing pumps on?
Quantity in lbs for the LCF? - ANSWER - 7,700 kgs or more in a centre wing
tank
- 17,000 lbs or more in centre wing tank
Main tank 2 and 3 override/jettison pumps can operate to a standpipe level of
approximately _____ kgs (400), _____ lbs (LCF) and _____ kgs (-8) of fuel
remaining in each tank? - ANSWER - 3,200 kgs
- 7000 lbs
- 3450 kgs
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