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CPL prep (DA42) > 2. Limitations (DA-42) > Flashcards

2. Limitations (DA-42) Flashcards

1
Q

What information can we extract from limitations section of DA42 AFM ?

A
  1. Operating limitations
  2. Instrument marking
  3. Placards
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2
Q

What is the manoeuvring speed if MAM 42-088 or OAM 42-054 or both incorporated up to 1542 kg ?

A

120 KIAS

Do not make full or abrupt control surface movement above this speed.

Va

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3
Q

What is the manoeuvring speed if MAM 42-088 or OAM 42-054 or both incorporated above 1542 kg ?

A

126 KIAS

Do not make full or abrupt control surface movement above this speed.

Va

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4
Q

What is the manoeuvring speed if neither MAM 42-088 nor OAM 42-054 incorporated above 1468 kg up to 1700kg ?

A

124 KIAS

Do not make full or abrupt control surface movement above this speed.

Va

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5
Q

What is the manoeuvring speed if neither MAM 42-088 nor OAM 42-054 incorporated between1250 kg 1468 kg ?

A

121 KIAS

Do not make full or abrupt control surface movement above this speed.

Va

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6
Q

Max flaps extended speed in landing configuration ?

A

111 KIAS

Do not exceed these speeds with the given flap setting.

Vfe (ldg)

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7
Q

Max flaps extended speed in approach configuration ?

A

137 KIAS

Do not exceed these speeds with the given flap setting.

Vfe (app)

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8
Q

Max landing gear operating speed for extension ?

A

194 KIAS

Do not operate the landing above this speed

VLOE

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9
Q

Max landing gear operating speed for retraction ?

A

156 KIAS

Do not operate the landing above this speed

VLOR

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10
Q

Max. landing gear extended speed ?

A

194 KIAS

Do not exceed this speed with the landing gear extended.

VLE

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11
Q

Minimum control speed airborne ?

A

68 KIAS

With one engine inoperative keep airspeed above this limit.

VMCA

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12
Q

Max structural cruising speed

A

155 KIAS

VNO

Do not exceed this speed except in smooth air,and then only with caution

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13
Q

Never exceed speed in smooth air ?

A

194 KIAS

VNE

Do not exceed this speed in any operation.

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14
Q

Marking speed : White arc ?

A

56 - 111 KIAS

Operating range with flaps fully extended

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15
Q

Marking speed : green arc ?

A

62 - 155 KIAS

Normal operating range

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16
Q

Marking speed : yellow arc ?

A

155 - 194 KIAS

‘Caution range’ - “Only in smooth air”.

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17
Q

Marking speed : Blue radial ?

A

82 KIAS

VYSE

Best rate of climb speed, single engine

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18
Q

Marking speed : Red radial (low) ?

A

68 KIAS

VMCA

Minimum control speed, single engine.

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19
Q

Marking speed : Red radial (high) ?

A

194 KIAS

VNE

Maximum speed for all operations

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20
Q

Max RPM limitations ?

A

2300 RPM

shown as propeller RPM

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21
Q

Max RPM overspeed, and for how long ?

A

2500 RPM ( max 20 s)

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22
Q

Max take-off power ?

A

99 kW at 2300 RPM (100% load)

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23
Q

Max continuous power ?

A

99 kW at 2300 RPM (100% load)

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24
Q

Fuel temperature :
* Min ?
* Max ?

A
  • Min : -30°C
  • Max : +75°C
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25
Q

Oil pressure :
* Min ?
* Max ?

A
  • Min : 1.0 bar
  • Max : 6.5 bar

indicated values are corrected for pressure altitude

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26
Q

Oil temperature :
* Min ?
* Max ?

A
  • Min : -30°C
  • Max : +140°C

TAE 125-02-99 (MÄM 42-198 carried out)

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27
Q

Coolant temperature :
* Min ?
* Max ?

A
  • Min : -30°C
  • Max : +105°C

TAE 125-02-99 (MÄM 42-198 carried out)

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28
Q

Voltage :
* Min ?
* Max ?

A
  • Min : 24.1 V
  • Max : 32.0 V

TAE 125-02-99 (MÄM 42-198 carried out)

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29
Q

Amperage :

  • Max ?
A
  • Max : 60 A

TAE 125-02-99 (MÄM 42-198 carried out)

30
Q

Oil quantity per engine :
* Min ?
* Max ?
* Max oil consumption ?

A
  • Min : 4.5 L
  • Max : 6 L
  • Max oil consumption : 0.1 L/h

per engine

31
Q

Gearbox temperature Maximum ?

32
Q

Propeller diameter :

33
Q

Propeller pitch angle (@ 0.75 R) ?

A
  • 12° : low pitch
  • 15° : start lock position
  • 81° : feathered position
34
Q

What is the freezing point of the coolant ?

A

-36°C (water/ cooler protection)

35
Q

Max restart altitude ?

A
  • 6000 ft (TAE 125-01 engine installed)
  • 8000 ft (TAE 125-02-99 engine installed)
36
Q

Restart airspeed margin ?

A

80 to 120 KIAS

37
Q

Minimum flight mass ?

38
Q

Max TOM ?

A
  • 1700 kg: MÄM 42-088 not carried out
  • 1785 kg: MÄM 42-088 carried out
39
Q

Maximum Zero Fuel Mass ?

40
Q

Maximum Landing Mass

41
Q

Max. load in cabin baggage compartment ?

A

45 kg

behind rear seats

42
Q

Max. load in nose baggage compartment ?

A

30 kg

in fuselage nose

43
Q

Max. load in baggage extension ?

A

18 kg

behind cabin baggage compartment

44
Q

Max. load, cabin baggage compartment and baggage
extension together ?

45
Q

Datum Plane (DP)

A

2.196 m (forward of the most forward point of the root rib
on the stub wing)

46
Q

Where can you found center of gravity limitations ?

A

AFM - 2 . LIMITATIONS - 2.8

47
Q

What is the effect of exceeding the center of gravity limitations ?

A

Reduce controllability and stability

48
Q

What’s approved maneuvres ?

A

1) All normal flight maneuvers;
2) Stalling (with the exception of dynamic stalling;
3) Lazy Eights, Chandelles, as well as steep turns and similar maneuvers, in which an angle of bank of not more than 60° is attained.

dynamic stalling, lazy eights

Aerobatics, spinning and flight maneuvers with more than 60°
of bank are not permitted in the Normal Category. Stalling
with asymmetric power or one engine inoperative is not
permitted.

49
Q

Manoeuvering load factors at VA ?

A
  • Positive : 3.8
  • Negative : -1.52
50
Q

Manoeuvering load factors at VNE ?

A
  • Positive : 3.8
  • Negative : 0
51
Q

Manoeuvering load factors with flaps APP or LDG ?

A

Positive : 2.0

Not specified for negative

52
Q

What’s happen if we exceed max powerplant load factor and time limits ?

Write the table ( LOAD FACTOR - TIME LIMIT )

A

will lead to a L/R OIL PRES warning
(LOAD FACTOR / TIME LIMIT)
* -0.2 : 5s
* -0.3 : 4s
* -0.4 : 3s
* -0.5 : 2s

53
Q

Max operating altitude ?

A

18000 ft (pressure altitude)

54
Q

Is it possible to fly into known thunderstorms ?

A

No, PROHIBITED

55
Q

What is the minimum operationnal equipment ( flight and navigation instruments Serviceable) that must be aboard in a daytime VFR flight ?

A
  • Airspeed indicator (on G1000 PFD or backup)
  • Altimeter (on G1000 PFD or backup)
  • Magnetic compass
  • 1 Headset, used by pilot in command
56
Q

What is the minimum operationnal equipment ( Engine instruments Serviceable) that must be aboard in a daytime VFR flight ?

A
  • Fuel qty. (2x)
  • Oil press. (2x)
  • Oil temp. (2x)
  • Coolant temp. (2x)
  • Coolant level indicator (2x)
  • Gearbox temp. (2x)
  • Load (2x)
  • Prop. RPM (2x)
  • Fuel temp. left & right tank
57
Q

What is the minimum operationnal equipment ( Other operationnal minimum equipment Serviceable) that must be aboard in a daytime VFR flight ?

A
  • Stall warning system
  • Variable elevator stop
  • Alternate means for fuel quantity indication (see Section 7.9)
  • Safety belts for each occupied seat
  • Airplane Flight Manual
58
Q

What jet fuel can be used for DA42 ?

A
  • JET A-1 (ASTM D 1655),
  • JET A (ASTM D 1655),
  • JET Fuel No. 3 (GB6537-94),
  • JET Fuel No. 3 (China, GB 6537-2006),
  • ** JP-8** (MIL-DTL-83133)
    Additionally, if MÄM 42-198 is incorporated:
  • TS-1 (GOST 10227-86),
  • TS-1 (Ukraine GSTU 320.00 1U9943011-99),
  • and blends of the above listed Jet Fuel grades.

Diesel Fuel (fih bzzaf d ta39idat):
Only if MÄM 42-037 is incorporated: Diesel (EN 590)

59
Q

Total fuel quantity (main tanks) ?

A

2 x 26.0 USG

60
Q

Total fuel quantity (both tanks) ?

A

2 x 39.7 USG

61
Q

Total fuel quantity (auxiliary tanks) ?

A

2 x 13.7 USG

62
Q

Usable fuel quantity (both tanks) ?

A

2 x 38.2 USG

63
Q

Usable fuel quantity (main tanks) ?

A

2 x 25.0 USG

64
Q

Usable fuel quantity (Auxiliary tanks) ?

A

2 x 13.2 USG

65
Q

Max permissible difference (dissymmetry) ?

66
Q

Is it possible to take-off for a night VFR or IFR with an empty battery ?

A

NO

check for DAYTIME VFR

Solution : charge the battery without external power supply

67
Q

Is it possible to fly with the seal on the emergency switch broken in IFR flights ?

68
Q

The canopy and the passenger door must be blocked by the key lock during operation of the airplane ?

69
Q

Is it possible to use Portable Electronic Devices (PED) during low visibility approaches ?

A

NO, PROHIBITED

70
Q

Can we use the sun visors during T/O and landing ?

A

No, just during cruise

71
Q

Can we use GWX 68 weather radar on ground ? and what’s the minimum safe distance ?

A

NO, 2.8m

Never use it in the hangar

CPL prep (DA42) (12 decks)

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