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Lear 45/40XR Initial Training > Aircraft General: General > Flashcards

Flashcards in Aircraft General: General Deck (23):
1

Description of the aircraft structure?

- All metal
- Pressurized
- Low-wing, fully-cantilevered
- 13° Swept-back wings

2

What are the dimensions of the aircraft?

- Length: 58.4 ft.
- Width: 47.8 ft.
- Height: 14.1 ft.
Rule of thumb 60/50/15

3

What part of the aircraft is pressurized?

- From the pressure bulkhead to the aft pressure bulkhead

4

Personnel should maintain a minimum of how many feet when the radar is transmitting?

- 9 ft.

5

Refueling must not be performed within how many feet of the antenna scan area?

- 100 ft.

6

Where are the avionics located and how are they ventilated?

- Nose section
- Outflow air from the pressurized section then exhausted to the wheel well

7

How many total cabin windows?

- Lear 40 has 14 cabin windows
- Lear 45 has 16 cabin windows

8

What is the width of the cabin door?

- 30 in.

9

What will prevent the aircraft from pressurizing if the cabin door is not closed with the locking pins engaged?

- A vent flap on the door with a maximum .1 psi

10

How many pins does the cabin entry door contain?

- 12 pins total
- 8 upper door
- 4 lower door

11

What happens when you pull the internal latch handle on the emergency exit hatch?

- Extracts two spring loaded locking pins and door can be pulled inward only

12

What kind of windshield does this aircraft have and designed for?

- Resistant glass and polycarbonate material
- Withstand impact of (4) birds at 330 knots

13

What is the construction of the cabin windows?

- Two layers of acrylic plastic with air space in between

14

How many degrees are the wings swept?

- 13°s

15

How much wing twist and dihedral?

- 3°s of wing twist
- 2.5° of wing dihedral

16

How many triangles in the wing and it's purpose?

- 8 per wing
- To reenergize boundary airflow at high AOA

17

How many stall strips?

- 1 per wing

18

How many vortilons?

- 4 per wing

19

How many degrees is the vertical stabilizer swept and horizontal stabilizer?

- 41°s Vertical Stabilizer
- 29°s Horizontal stabilizer

20

What is the purpose of the delta fins?

- Provides enhanced stability
- Prevents deep stall characteristics
- Dampens dutch roll
- Reduced need for yaw damper
- Eliminates the need for a stick pusher

21

How many degrees can the nose steering provide on the taxi?

- 60°s at taxi speed; 70 knots decreases to 7°s

22

How many static wicks are on the aircraft and how many can they be broken?

- 19 Total
- 4 may be missing or broken on the inboards and on the aft vertical stabilizer fairing

23

What is the purpose of the offset joints (sawtooth)?

- Create vortices to reduce spanwise flow