Systems Flashcards
(51 cards)
Where is the pitch trim circuit breaker located
In the Flight group on the right circuit breaker panel
Can a copilots elevator trim thumb switch be overridden in
Yes the pilots thumb switch overrides the copilots
What does the bilevel trim disconnect button do at the first level
Disconnects the auto pilot and yaw damp and rudder boost systems
What does the bilevel trim disconnect switch do at the second level
Disconnects the electric elevator trim system
When can the manual trim control will be used to change the trim
Anytime the auto pilot is off
What is rudder boost
When system senses engine torque difference between the engines above a certain level the electric servo is actuated and deflects the rudder which assists pilot effort.
the servo contribution is proportional to the engine torque differential
What does prop sync button do
Activates propeller synchro phaser control unit
Where is the reversionary panel
Lower middle section of the instrument panel
What does DG switch do
Switches between free or manual mode and normal or slave mode which decides where the AHC gets its heading information from
What does the slew left or right switch do
Slew compass card either way
What does storm scope clear button do
Clear displayed images on the PFD or MFD and refresh to a new updated image
What does the pilot display switch do
Select the revisionary PFD or MFD display. Used if the PFD or MFD displays fail.
What does AHRS switch do
Used to select the attitude and heading source for the PFD and MFD displays
What does ADC switch do
Used to select the air data source for the PFD and MFD displays
What does emergency frequency switch do
A push-on push off switch which is used to force the number one VHF radio to tune to the emergency 121. 5 MHz frequency
What does the RMT tune switch do
Disable the auto tuning function of the CDU
What does GND COM ON switch to
Used to power the pilot side CDU and the number one VHF COMM radio when the battery switch is set to off only
What does cabin ALT HI warning light mean
Cabin pressure altitude exceeds 12,000 feet
What does CABIN DIFF HI warning light mean
Cabin differential pressure exceeds 6.9 psi
What do the bleed fail warning light mean
Melted or failed plastic bleed air failure warning line
What does L GEN TIE OPEN warning light mean
Left generator bus isolated from center bus
What does HYD FLUID LOW light mean
Hydraulic fluid in the power pack is low
What does RVS NOT READY warming light mean
Propeller levers are not in the high rpm low pitch position with landing gear extended
What does R or L FUEL QTY warning light mean
Less than 30 min remaining at max continuous power
