B737 Classic limitations Flashcards
What must be installed on a revenue flight during taxi, takeoff, landing?
Escape slide retention bar
Max recommended wind to operate the air stair?
40 knots
Max operating pressure altitude and pressure differential?
37,000 ft/ 7.8 p.s.i.d.
Max takeoff/ landing pressure altitude?
8,400 ft
SW is 8,300 ft
Runway slope limits?
+ or minus 2%
Max takeoff/ landing tail-wind?
10 knots
Max speeds?
Observe V.m.o/ M.m.o pointer and landing gear and flap placards
Turbulent airspeed is 280 knots or .73 Mach
Max zero fuel weight?
106,500 pounds
Max taxi weight?
135,500 pounds
Max takeoff weight?
135,000 pounds
Max landing weight?
114,000 pounds
C.G. Limits?
Use approved weight and balance system
Max diff pressure (relief valves)?
8.65 p.s.i.d.
Operating differential pressure?
- 45 + minus 0.1 p.s.i. when at 28,000 feet and below.
7. 8 + minus 0.1 p.s.i. when above 28,000 feet through 37,000 feet.
Max p.s.i.d. for takeoff/ landing?
0.125 p.s.i.d.
With engine bleed air switches on, when do you not operate the AC packs in high?
Takeoff, approach, or landing.
Max APU EGT?
760° C, max continuous 710°C
Max APU bleed altitude?
17,000 feet
Max APU bleed and electrical load altitude?
10,000 feet
Max altitude with APU electrical load?
35,000 feet
When must the APU bleed valve be closed? 3 scenarios.
1: ground air is connected and isolation valve is OPEN
2: engine #1 bleed valve is OPEN
3: isolation and engine#2 bleed valves are OPEN
NOTE: APU bleed may be open during engine start, but avoid engine power above idle.
Max APU generator limit on the ground and flight?
Ground 150 amps, flight 125 amps
Max operating APU altitude?
35,000 feet
Max engine driven generator load?
No limitation
Max CSD, constant speed drive, oil temp?
157° C
Max flap extension altitude?
20,000 feet
When can AC power be removed after IRS shutdown?
30 seconds after
Min recommended RA, radio altitude, for speed brake use?
1,000 feet RA
Alternate flap duty cycle limit?
1 flap cycle then:
Flaps 0 to 15 5 min OFF
Flaps >15 then 25 min OFF
When is the autopilot not authorized?
Takeoff and landing
When should altitude HOLD not be used?
When the captains alternate static source is selected
Can the aileron trim be used when the autopilot is engaged?
No, it is prohibited
When should the autopilot be engaged?
1,000 feet AGL
Max & min fuel temp?
max 49° C; min fuel freeze point +3° C or -45° C (whichever is higher)
Max fuel quantity in pounds based on standard fuel density of 6.75 pounds per gallon?
Main tanks: 10,643 pounds
Center tank: 16,422 pounds
Max lateral fuel imbalance?
Max allowable random imbalance between tanks 1 and 2 is 1,000 pounds and must be scheduled to zero.
If the center tank contains more than 1,000 pounds, what must be done?
The main tanks must be full and consider effects of balance.
When must the center tank pump switches not be turned on when on the ground?
When the center tank fuel quantity is less than 1,000 pounds, pumps can be operated to de-fuel or transfer fuel.
When must the center tank fuel pumps be positioned to OFF?
When both center tank fuel pressure lights illuminate.
At the first sign of low center tank fuel pressure, what must be done?
Center tank fuel pumps must be turned OFF.
The center tank fuel pumps must not be turned on unless _____?
Personnel are available on the flight deck to monitor the low fuel pressure lights.
Min fuel for operation of electric hydraulic pumps?
1,676 pounds in the respective tank.
When must the engine anti-ice be turned on?
When icing conditions exist or are anticipated, except when during climb and cruise below -40° C SAT, static air temperature.
Max speed when windshield heat is inop?
250 KIAS below 10,000 feet.
When must pitot heat be used?
Must be on for all phases of flight.
What should be accomplished when operating in, or in the vicinity of moderate to heavy rain, hail, or sleet?
1: Select engine start switches to FLT
2: follow turbulent air penetration speed 280 knots/ .73 Mach.
When should the brakes be applied?
Only after touchdown.
When should the weather radar not be used?
When refueling, near fuel spills or people.
Remember to warm up the weather radar in standby position only.
Max external air pressure?
60 p.s.i
What are the flight operational latitude limits?
73° north
60° south
Max speed with Mach trim inop?
.74 Mach
