Q-FLIGHT CONTROLS Flashcards
PFCS
pushing rud 1 depressurizes system
pushing rud 2 depressurizes system
if you loose hyd press in one rud ptu, the other doubles in pressure
you cannot select both rud ptu’s at the same time, it will not let you depress the sytem
Gust lock
only the ailerons
what computer provide electrical power for the flight controls
FECTU
Rudder deflection
flaps 0- 12deg left or right
flaps 5 or greater- 18deg left or right
rudder ?
the faster you go the less deflection you get
378EAS equates to half a deg left and right deflection
electro mechanical is how it works
rudder trim centre switch is spring loaded to the centre position
RUD 1/2 HYD light comes on ?
1 or 2 HYD systems falls bellow 550PSI
RUD CTRL light ?
Mismatch of ADC information
elev press, splr out, pitch trim lights ( 200 max)
co-pilots wheel controls ?
ailerons
Spoiler ?
connected to the captain to the side
greater then 170 outboards are out
less then 165 they come back in
Roll Control JAM
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Elevators
Pitch Trim switches must be moved at the same time for pitch trim
how many PCU’s in the elevator 6
Pitch feel is provide by L and R Pitch Feel and Trim Units
if trim input is longer 3 seconds and ELEVATOR TRIM lights come son, ** must push the swich **
with auto pilot engaged the FGM’s provide pitch trim info the FCECU
Pitch Jam
Elevator Assymerty
Elevator Assymetyr
Mismatch 4deg
speed below 200kts
Elevator Trim Push off siwthc
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Flaps Auto Pitch Trim
Flap Pitch Provided when flaps are move from 15-30