systems Flashcards
What items are on the hot battery bus?
Paris Cafe.
Parking brake
Alternate gear extension
RAT deployment
IRU - left and center IRUs
Spar fuel valves
Clock
APU fuel valve
Fueling system
Extinguishers
What items are on the DC Bus system?
HBSS.
Hot battery bus
Battery bus
Standby AC bus
Standby DC bus
What causes an amber INOP on the trim switchlight on the pneumatic panel?
Zoft
Zone temperature light OFF
Overheat in duct
Fault in a zone temperature controller
Trim air switch OFF
What are the IRU data outputs?
Hat Swap.
Heading
Attitude
Track
Speed (ground speed)
Wind
Acceleration
Position
What items are powered by the Ram Air Turbine?
Yes RAT Cares.
Yaw dampers (right)
Elevator feel (left)
Stabilizer (left)
RAT at 130 knots
Center autopilot servos
Ailerons
Rudder
Elevators
When does the amber FUEL CONFIG light come on?
MT MT CT
- Main tank has 2000 +/- 500 lbs.
- Main tank has less than 2200 lbs. total.
- Center tank has more than 1200 lbs. but the center tank fuel pumps are off.
What items are hydraulically powered?
T FLAN FB
Thrust reversers
Flaps and slats
Landing gear
Autopilot servos
Nose wheel steering
Flight controls
Brakes
What can disable the auto brakes?
STOP
Speedbrakes in down position
Thrust levers, either advanced
Off selected
Pedal brakes activated
Why might the amber INOP part of the pack reset switchlight illuminate?
Ice.
Internal pack overheat
Controller fault
Exit air (from the pack)
What is the difference between the FWD and AFT cargo fire switches?
FWD:
Turns off both recirculation fans
Turns packs to high flow
Turns off the heater
Turns cockpit overhead lights to full bright
AFT:
Turns off aft heater and bulk cargo fans
Closes bulk cargo vent
What is the brake system priority?
NARA.
Normal
- right system
- full antiskid
- autobrake only works in this mode
Alternate
- center system
- paired antiskid
Reserve
- center system
- paired antiskid
Accumulator
- right system
- full antiskid
What happens when you pull a fire switch?
Fathers.
On the affected side:
Fuel and spar valves close
Air - bleed valve closes
Thrust reverser deactivated
Hydraulic valve closes
Electric generator field trips
Ringing fire bell silenced
Squibs armed
What items are powered by the HDG?
HBSSLCR.
Hot Battery Bus
Battery Bus
Standby AC Bus
Standby DC Bus
L AC Transfer Bus
CA Instrument Bus
R AC Transfer Bus
What does a bus tie do?
IPA
Isolates faults
Prevents paralleling
Auto bus transfer
What items on ice and rain protection are pneumatic?
Sid.
Slats (the outer 3)
Intakes (engines)
Defog (windows)
