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Old 2nd October 2001 | 18:20
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BMM389EC
 
Joined: Jul 2001
Posts: 308
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From: Down South
Question B737 Questions

A few questions on the 737-200.

1.Boeing says that g load effects the crossover speed(when aileron and spoilers will no longer be enough to counteract a full rudder deflection). A higher g load means a higher crossover speed. Why?

2.Aircraft have block speeds- below which we must not fly without selecting the next flap. Eg, in the 737, 210kts is the lowest clean speed, 190kts the lowest speed for flap1 etc. How is this speed determined and what protection does it give you? Is it the same for all flap settings?

3. Both the A and B system hydraulic pumps use fuel for cooling, yet the manual only states a minimum of 760kgs of fuel for the B system pumps, and says nothing about a minimum for the A system pumps. Why?

Thanks for the help.

[ 02 October 2001: Message edited by: BMM389EC ]
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