DA42 Systems

Question 1

What is the wingspan, length and height of the 42?

Answer 1

13.42m wingspan, 8.56m long, and 2.49m tall.

Question 2

What is the dihedral of the DA42?

Answer 2

5°

Question 3

What is the leading edge sweep on the 42?

Answer 3

1°

Question 4

What is the angle of incidence of the horizontal tail?

Answer 4

-1.1° relative to the longitudinal axis

Question 5

What is Vle and what is the speed?

Answer 5

Vle is maximum gear extended speed, and is 194kts

Question 6

What is the Vne speed?

Answer 6

194kts

Question 7

What is the Vno speed?

Answer 7

155kts

Question 8

What is the Vs1 speed?

Answer 8

64kts

Question 9

What is the Vso speed?

Answer 9

57kts

Question 10

What is Vfe for app flap?

Answer 10

137kts

Question 11

What is Vfe for LDG flap?

Answer 11

111kts

Question 12

What is Vlo and what are the speeds?

Answer 12

Maximum gear OPERATION speed, extension is 194kts, retraction is 156kts.

Question 13

What are the Va speeds?

Answer 13

above 1542kg (3400lbs), 126kts, and below 1542kg (3400lbs), 120kts

Question 14

What speed is Vx?

Answer 14

90kts

Question 15

What speed is Vy?

Answer 15

90kts

Question 16

What is the cruise climb?

Answer 16

100kts (FTA)

Question 17

What is Vmca and what is the speed?

Answer 17

Minimum control speed. The minimum speed necessary to be able to control the airplane in the case of one engine inoperative. Speed is 65kts

Question 18

What is Vyse?

Answer 18

The best rate of climb speed with one engine inop, 90kts.

Question 19

What is the Vref speed?

Answer 19

85kts

Question 20

What is Vsse and what is the speed?

Answer 20

The minimum control speed for schooling. Minimum speed necessary in case of one engine intentionally inoperative/idle (training purposes). 90kts for FTA, 80kts in the AFM.

Question 21

What is the glide speed?

Answer 21

90kts

Question 22

What is the max tailwind and crosswind?

Answer 22

5kts and 17kts.

Question 23

What is the rotate speed?

Answer 23

78kts

Question 24

In regards to the G1000, what is the GEA?

Answer 24

Engine sensors and processing unit

Question 25

In regards to the G1000, what is the GIA?

Answer 25

Integrated Avionics system

Question 26

What is the significance of the blue line on the ASI?

Answer 26

Best RoC speed

Question 27

What is the significance of the red line on the ASI?

Answer 27

bottom of the line is Vmca (65kts), and top of the line is Vne (194kts)

Question 28

What is the type of engine?

Answer 28

Textron Lycombing IO-360-M1A (left engine), and LIO-360-M1a (right engine).

Question 29

What is the time limit all engines operating for full MP?

Answer 29

5 minutes

Question 30

What are the oil pressure limitations?

Answer 30

minimum 25psi, max 115, normal range 55-95psi

Question 31

What is the oil quantity required?

Answer 31

Min 4 (6 for FTA), max 8

Question 32

What is the maximum oil temp?

Answer 32

245°F

Question 33

What is the min and max fuel pressure?

Answer 33

14-35PSI

Question 34

What is the maximum CHT?

Answer 34

500°F

Question 35

What is the green arc (normal operating range) for the RPM?

Answer 35

500-2700RPM

Question 36

What is the green arc (normal operating range) for the Oil Temperature?

Answer 36

149°F-230°F

Question 37

What is the green range for the CHT?

Answer 37

150-475°F

Question 38

What is the normal (green range) voltage?

Answer 38

25.1-30V

Question 39

What is the maximum ramp weight?

Answer 39

1795kg (3957lbs)

Question 40

What is the MTOW?

Answer 40

1785kg (3935lbs)

Question 41

What is the MLW?

Answer 41

1700kg (3748lbs)

Question 42

what is the MZFW?

Answer 42

1650kg (3638lbs)

Question 43

What is the max load in the nose compartment?

Answer 43

30kg

Question 44

What is the max load in the rear compartment?

Answer 44

45kg

Question 45

Is a landing above MLW permitted?

Answer 45

According to the AFM, yes, it constitutes an abnormal landing but does not need to be checked

Question 46

What is the max positive and negative G?

Answer 46

+3.8 (+2 with flaps), and -1.52 at Va, or 0 at Vne

Question 47

What is the maximum operating altitude?

Answer 47

18,000ft

Question 48

What fuel types can be used?

Answer 48

AVGAS 100 or 100LL

Question 49

How much fuel can the DA42 carry?

Answer 49

``` 26 gallons (x2) in the main tanks, plus 13.7 gallons (x2) in the auxilliary tanks, total 39.7 gallons (x2). Useable fuel is 38.2 gallons (x2) (-.5 from aux, and 1 from main) ```

Question 50

What is the maximum difference between the LH and RH tanks?

Answer 50

5 US G

Question 51

Can you fly NVFR or IFR with a discharged battery?

Answer 51

No

Question 52

What is the GTX 33 in the G1000?

Answer 52

Mode S Transponder

Question 53

What is the GEA 71 in the G1000?

Answer 53

Engine Airframe Unit

Question 54

What is the GDC 74A in the G1000?

Answer 54

Air Data Computer

Question 55

What is the GMU 44 in the G1000?

Answer 55

Magnetometer

Question 56

What is the GDU 1040 in the G1000?

Answer 56

PFD or MFD

Question 57

What is the GIA 63 in the G1000?

Answer 57

Avionics Integration Unit

Question 58

What is the GRS77 in the G1000?

Answer 58

AHRS

Question 59

What is the GMA 1347 in the G1000?

Answer 59

Audio Panel

Question 60

If the CDI source is changed while the AP is engaged in NAV mode, what happens?

Answer 60

AP reverts to Roll mode, NAV must be reselected

Question 61

In cold ambient temperatures, what speed would be beneficial to help with landing gear operation?

Answer 61

113kts, particularly for the retraction of gear.

Question 62

How long will the backup artificial horizon and flood light have power for?

Answer 62

1.5hrs

Question 63

How much should the takeoff distance be modified for wind?

Answer 63

Reduce by 3% for each 4 knots of headwind, and increase the distance by 5 knots for each 2 knots of tailwind.

Question 64

How much should the landing distance be modified for wind?

Answer 64

Reduce distance by 2% for each knot of headwind, increase total distance by 4% for each knot of tailwind

Question 65

In regards to the controls, do they use control rods or cables?

Answer 65

Control rods for ailerons and elevator, cable for the rudder

Question 66

What is the purpose of the variable elevator backstop?

Answer 66

Limits the elevator up travel to 13° as soon as the power setting of BOTH engines exceeds 14.5" at sea level with the flaps up. This is 2.5° less than the 15.5° maximum deflection. If the power is less than 14.5" or the flaps are deployed then full deflection will become available.

Question 67

How does the Carbon Monoxide detector work?

Answer 67

Will alert within 5 minutes or less if the carbon monoxide reaches 50 parts per million by volume. Alert will happen faster if intensity is greater, instant alert at 400 parts per million.

Question 68

How is the gear operated?

Answer 68

Electrically actuated hydraulically operated.

Question 69

How long does gear extension typically take?

Answer 69

6-10 seconds

Question 70

Does the hydraulic pressure keep the gear extended or retracted?

Answer 70

Retracted, so that if pressure is lost the gear will fall.

Question 71

How is the landing gear locked in the down position?

Answer 71

Downlock hooks which are assisted by springs to maintain force.

Question 72

When will the warning horning sound for gear not extended?

Answer 72

Any of the throttles below 14" with gear retracted, OR if the flaps are put in the LDG stage with gear retracted

Question 73

What is the gear up and gear down speed?

Answer 73

Gear up = 156kts, gear down 194kts (Vne)