Theoretical Knowledge Flashcards
Which systems are powered by the #1 hydraulic system?
- Flaps
- Inboard Spoilers
- Rudder
- Elevator
- PTU
- Brake
- Anti-Skid
Which systems are powered by the #2 hydraulic system?
- Landing Gear
- Outboard Spoilers
- Steering
- Elevator
- Rudder
- Emergency Brake
In which hydraulic system is the priority valve located?
1 hydraulic system
Which systems are lost when the priority valve closes?
- PTU
- Flaps
When does the priority valve close?
Pressure in #1 system falls below 2100 psi.
Which systems remain available when the isolation valve in #1 hydraulic system closes?
- PTU
- Elevator
- Rudder
- Flaps
When does the standby hydraulic pump come on automatically?
- Failure of #1 Engine
- Flaps selected to more than 0
- Parking Brake released
The pump does not come on automatically when the #1 hydraulic pump fails.
When does the PTU come on automatically?
- # 2 hydraulic pump failure
- # 2 engine failure
- Flaps selected to more than 0
- Parking brake not set
Which systems remain available when the isolation valve in #2 hydraulic system closes?
- Elevator
- Rudder
What are the requirements for the PTU to work?
- Normal hydraulic pressure (>2400 psi) in #1 hydraulic system
- Normal hydraulic fluid in #2 hydraulic system
Will the green ON light come on if the standby hydraulic pump comes on automatically?
No
Will the green ON light come on if the PTU comes on automatically?
Yes
How are the different hydraulic pumps powered?
- # 1 and #2 are engine driven
- # 3 is electrically powered (DC from the stby battery)
- Standby hydraulic pump is electrically powered (AC)
Which systems are powered by the #3 hydraulic system?
Elevators
When does the isolation valve open automatically in the #3 hydraulic system?
- Failure of either #1 or #2 hydraulic system
- Failure of both hydraulic systems
- Dual Engine Failure
What should be the fluid quantity in the hydraulic systems?
- 40% in system #1 and #2
- 45% in system #3
Pressure of standby hydraulic pump
2800 - 3000 psi
Pressure of #1 and #2 hydraulic system
2900 - 3100 psi
Pressure of #3 hydraulic system
2400 - 3100 psi
3 HYD PUMP caution light illuminates when:
- Pressure falls below 900 psi
- # 3 hydraulic pump motor operates more than 60 seconds on the ground
Function of the Battery Master switch
Connecting the Batteries to the respective essential Buses.
- Stby and Main Battery are connected to the right essential Bus
- Aux Battery is connected to the left essential Bus
Function of specific Battery switches?
Connects the Batteries to their respective Main Buses.
- Stby and Aux Batteries are connected to the left Main Bus
- Main Battery is connected to the right Main Bus
Which systems are powered by AC electrical power?
- Stby hydraulic pump
- TRU’S
- De- and Anti- Icing Systems
- Aux Pumps
- Galley Loads
Which electrical sources are lost during an electrical emergency?
- 2 DC Generators and 2 AC generators
- 2 DC Generators and either one or both TRU’S
What can be powered by both TRU’s?
The whole DC system
When do the AC Generators come online?
- Condition Levers between 850 and 1020 RPM
- AC GEN switches are ON
When do the DC Generators come online?
When the NH of the engines reaches 50%
How long are the different modes of the de-icing boots?
- SLOW = 3 Minutes (thereof 36 seconds to inflate the boots and 144 seconds of dwell time)
- FAST = 1 Minute (thereof 36 seconds to inflate the boots and 24 seconds of dwell time)
When do the green Propeller Heat Lights come on?
When the TAT is equal to or below + 5° degrees
When do the Engine Intake Heater lights come on?
At an SAT of +15 degrees or below
Up to which temperature should the engine intake bypass doors be selected open?
At a temperature of ISA +25 degrees or below
Up to which temperature should the window heating be selected ON?
When the temperature is 20 degrees or below
How are the AOA vanes heated?
Automatically
When can the Bleeds be selected to ON on the first flight of the day?
2 Minutes after the #2 Engine has stabilized
When can the APU Bleed be selected to ON?
- 2 minutes after the APU RUN light comes on
- 20 seconds after the APU RUN light comes on when the APU has been startes for the second time during a turn around
Does the amber ON light appears when the #3 hydraulic system is operated automatically?
No
When do the isolation valves in #1 and #2 close?
1 or #2 HYD ISO VLV caution light will illuminate
When low fluid quantity is sensed in the related reservoir.
How are the firewall shutoff valves (FSOV) powered?
Electrically actuated and powered by the battery bus
At what temperatures will the FSOV close automatically?
135 degrees (detected by the second temperature switch)
The #1 or #2 HYD FLUID HOT caution light will also come on
At what reservoir temperature will the #1 or #2 HYD FLUID HOT caution light come on?
107 degrees (detected by the first temperature switch)
Take-off warning
- Spoilers extended
- Elevator Trim out of take-off range
- Parking Brake set
- One or both condition levers not at Max
- Flaps extended to less than 3.5 or more than 20
Stabilization Criteria
- In Landing Configuration (Gear Down, Landing Flaps)
- On target speed (-5/+15 knots), with the required power set
- Appropriate power and trim settings
- Vertical speed not more than 1000 ft/min for a 3 degree glideslope or 1500 ft/min if the glideslope is more than 3 degrees
- On correct lateral and vertical flight path
- Landing Checklist completed
What are the different possibilities in order to disconnect the autopilot?
- Autopilot Disconnect button
- AP or YD button on glareshield
- Manual pitch trim
- Go around button
Critical Engine
Left Engine (Engine 1)
What should be the minimum runway width?
30 m
What should be the minimum taxiway width?
15 m
What is the minimum pavement width for a 180 degree turn?
25.7 m
How many fire extinguishers are there for each baggage compartment?
2 bottles for each compartement, 1 of the bottles is shared.
2 bottles are in the back and 1 bottle at the front.
If the forward cargo compartment is burning both bottles will be fired at the same time.
If that aft cargo compartment is burning the first bottle will be shot and the 2nd bottle will only be shot 7 Minutes later.
Approach Ban
The approach shall not be continued:
- Past a point at which the airplane is
1 000 ft AGL or, - Beyond FAF/FAP in the case where the DA/H or MDA/H is more than 1 000 ft AGL
Destination Alternate Minimums
Type B (DH of less than 250 ft)
- DA/H + 200 ft
- RVR/VIS + 800 m
Type A (DH at or above 250 ft) or Circling Approach
- DA/H + 400 ft
- RVR/VIS + 1500 m
Take off Alternate Requirements
The alternate shall not be further than:
- 1 hour flight time with OEI
- 270 NM
Maximum Last Minute Change allowed
- 3 passengers
- 200 kg
At what speed are the outboard spoilers deactivated?
Greater than 170 KIAS
At what speed do both spoilers operate again?
Below 165 KIAS
When does the SPLR OUTBD caution light illuminate?
When the outboard spoilers are:
- not disabled above 185 KIAS
- activated below 150 KIAS