Flight Controls Flashcards
Related to nosewheel steering, the precautions that should be taken prior to towing the aircraft are:
Pull the NOSE STEER DC circuit breaker if the battery switches are on
If the green main gear LOCKED DN light is burned out, positive down-and-locked condition can be confirmed by:
Illumination of the corresponding landing light when the switch is turned off.
The electrical requirements for nosewheel steering are:
28 VDC and 115 VAC
When STEER LOCK is engaged:
Up to 45 degrees left or right steering is available, with decreasing authority at higher speeds
STEER LOCK is disengaged by:
Momentarily depressing either wheel master switch
The aircraft systems that use the pitch servo to position the elevator are: (3)
Autopilot,
stick pusher,
stick puller
The aircraft is trimmed in the pitch axis by:
The moveable horizontal stabilizer
To enable pitch trim through the control wheel trim switches, the PITCH TRIM selector switch must be in:
PRI
Illumination of the red MACH TRIM light indicates:
Mach trim is not operating
The systems that can function with the PITCH TRIM selector switch in SEC are:
Secondary pitch trim and autopilot pitch trim
In the event of runaway trim, both trim motors can be disable by:
- Depressing and holding either control wheel master switch
- Moving the PITCH TRIM selector switch to OFF
The MACH position on the rotary system test switch is used to test:
Mach overspeed warning horn
and stick puller
In the event of aircraft electrical failure, the flap position indicator will:
Fail, indicating DN regardless of flap position
A flashing SPOILER light indicates:
Spoilers are extended, and flaps are down more than 13 degrees.
The SPOILERON RESET switch is used to:
Reset the spoiler/spoileron system when the AUG AIL light illuminates
