Limitations Flashcards
What are the limitations on resetting circuit breakers.
Only when directed by the QRH or if in the judgment of the Captain it is critical to safe operation.
A tripped CB may only be reset once
Allow 2 minutes to cool before resetting
In-flight reset only if system is critical for flight
Flight crew may not reset fuel quantity indicator, fuel pump or fuel pump control circuit breakers
What is the TCAS limitation
A pilot must follow TCAS guidance
The pilot is authorized to deviate for a TCAS RA
What is the maximum Pressure Altitude?
NG - 41,000
CL - 37,000
What is the maximum altitude for: APU Operation? APU Electric? APU Air? APU Air & Electric?
Operation 41,000
Electric 41,000
Air 17000
Air and Electric 10,000
How soon must you land after discharge of the cargo fire suppression system?
60 minutes
180 minutes on ETOPS aircraft
What is the limitation on using generator power on the ground?
NG aircraft: 215 amps maximum with one generator
How long must you keep AC power on the aircraft after IRS shutdown?
30 seconds
Minimum altitude for speedbrake use?
1000’ AGL
Can speedbrakes be used with flaps?
No
What are the alternate flap duty cycle limits?
After one complete cycle (flaps 0 to 15 and back to 0) cool for 5 minutes.
Alternate flap switch must be off for 15 seconds before reversing direction.
What are the maximum and minimum fuel temperatures?
+49c Max
-37c Min
(Jet A freeze point is -40c other fuels freeze at lower temps.)
When must the main fuel tanks be full?
When the center tank contains more than 1000 pounds
When must the center tank fuel pumps be on?
When the center tank contains more that 1000 pounds in CL aircraft
NG aircraft modified by AD
When can center tank fuel pumps be used on the ground?
Only when the center tank contains more than 1000 pounds unless defueling or transferring fuel
Flight crew must be in the flight deck to monitor low pressure lights if center tank pump switches are on.
What is the maximum EGT for start?
725c
