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DO228-NG POH > Limitations > Flashcards

Limitations Flashcards

1
Q

who has approved the limitations of the aircraft?

A

EASA

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2
Q

what language do passenger placards need to be in?

A

English and the national language depending on national operating requirements

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3
Q

where can we find additional information on limitations?

A

Airplane master equipment list and airplane maintenance manual

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4
Q

what is maximum manoeuvring speed Va?

A

150 IAS

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5
Q

what must the pilot not above Va?

A

make full or abrupt control movements

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6
Q

what is Vmc flaps up?

A

79 IAS

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7
Q

what is Vmc flaps 1?

A

78 IAS

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8
Q

what is Vmc flaps 2?

A

75 IAS

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9
Q

what is Vmc flaps down?

A

74 IAS

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10
Q

what is Vmo?

A

223 IAS

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11
Q

what is Mmo?

A

0.44M

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12
Q

what does Vmo reduce to between 15,000 and 25,000ft?

A

223 down to 183

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13
Q

what is max tire speed?

A

140IAS

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14
Q

what is the max speed we can fly the aircraft if training or testing in relation to Vmo?

A

speed is authorised to the Vmo warning but not above Vmo+10 (calm air only)

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15
Q

what is max crosswind for ground ops?

A

45ias (40 company)

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16
Q

what is max recommended tailwind for takeoff and landing?

A

10ias

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17
Q

above what windspeed do gust locks have to be installed?

A

30ias

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18
Q

what is Vs0?

A

69ias

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19
Q

what is the nominal flat rated power of the 331-10?

A

776 SHP (579kw)

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20
Q

what is the max torque when at max power?

A

101.4%

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21
Q

what is max rpm at max power?

A

101%

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22
Q

what is the acceptable range of oil pressure?

A

70-120psi

40-120psi at GI with transients below 40 permited

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23
Q

what is the acceptable RPM range at flight idle?

A

96-100%

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24
Q

what is the minimum RPM at ground idle?

A

67%

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25
Q

what is the minimum RPM when using reverse?

A

landing= 93%

static= 94.5%

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26
Q

what is max torque when using reverse (static)?

A

50%

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27
Q

what is max EGT at starting?

A

770 for 1 second

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28
Q

what is max reverse EGT?

A

565

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29
Q

what is the acceptable range of oil temperature (except GI and starting)?

A

55-110 continous

110-127 5 minutes

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30
Q

what is the acceptable range of oil temperature at GI?

A

-40 - 110 continuous

110-127 5 minutes

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31
Q

what are the limitations on windmilling RPM?

A

0-5% continuous

5-10% 30 mins

10-18% 5 mins

18-28% transient only

28-100% 1 minute

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32
Q

does over torque always require maintenance action?

A

no. over torque up to 112% for less than 5 minutes does not require maintenance action.

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33
Q

what is minimum oil temperature for starting and ground operation?

A

-40C

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34
Q

what is minimum oil temperature for flight?

A

55C

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35
Q

what is the white arc (minimum limit) range for RPM?

A

0-70

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36
Q

what is the yellow arc range for RPM?

A

70-96

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37
Q

what is the green arc (normal) range for RPM?

A

96-101

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38
Q

what is the red arc range for RPM?

A

101-106

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39
Q

what is the white arc (minimum limit) range for EGT?

A

0-100 (Indication will read 0 up to 100C)

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40
Q

what is the green arc range for EGT?

A

100-500 in flight

up to 770 during start

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41
Q

what is red arc range for EGT?

A

according to OAT

770 (will turn red after 1 second during start)

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42
Q

what is the lower yellow arc range for oil temperature?

A

-40 to 55C

43
Q

what is the higher yellow arc range for oil temperature?

A

110-127

44
Q

what is the green arc range for oil temperature?

A

55-110

45
Q

what is the lower red arc range for oil temperature?

A

-70 to -40

46
Q

what is the higher red arc range for oil temperature?

A

127-150

47
Q

what is the yellow arc range for oil pressure?

A

40-70psi

48
Q

what is the green arc range for oil pressure?

A

70-120psi

49
Q

what is the lower red arc range for oil pressure?

A

0-40psi

50
Q

what is the higher red arc range for oil pressure?

A

120-150psi

51
Q

what Is the green arc range for torque?

A

0-101.4%

52
Q

what is the red arc range for torque?

A

101.5-119%

53
Q

when must placard EGT limits for 96% RPM be observed?

A

below 99% actual RPM except during start

54
Q

what is max altitude for air start?

A

20,000ft (only if certified max operating altitude is above 15,000ft)

55
Q

what is minimum airspeed for an air start?

A

92ias

56
Q

what is minimum oil temperature for an air start?

A

4C

57
Q

what is the minimum fuel required for takeoff?

A

200lb per side (though operating regulation are more stringent than this)

58
Q

what is total fuel?

A

4210lb

59
Q

what is total usable fuel?

A

4156lb

60
Q

how much fuel is required in each feeder tank for jet pump operation?

A

22lb

61
Q

what is maximum fuel imbalance?

A

700lb

62
Q

when must lateral assymetry be less than 300lb?

A

when landing single engine or in a crosswind of more than 15 knots

63
Q

what is used to retain starting characteristics and engine acceleration characteristic if a new type of fuel or mixture is used?

A

trim adjustment knob on the engine fuel control (only to be carried out by maintenance personnel)

64
Q

what is maximum pressure for refuelling?

A

50psi

65
Q

what is maximum pressure for defueling?

A

-10psi

66
Q

where can we find approved fuels?

A

section 8 of the POH.

67
Q

what is maximum emergency fuel operating altitude?

A

10,000ft

68
Q

what is the minimum oil quantity for takeoff?

A

4.7 litres

69
Q

what is max oil capacity per tank?

A

5.9 litres

70
Q

what is max usable oil per tank?

A

5 litres

71
Q

what is max oil consumption per engine?

A

1 litre per 13.2 hours

72
Q

can brands or types of oil be mixed?

A

no

73
Q

what is propellor operating speed?

A

1591RPM at 100% engine RPM

74
Q

what is max ramp weight?

A

6430kg

75
Q

what is MTOW?

A

6400kg

76
Q

what is max landing weight?

A

6400kg

77
Q

what is MZFW?

A

5940kg

78
Q

what will the forward CG vary with?

A

weight and/or flaps position

79
Q

what is max weight in the front hold?

A

120kg

80
Q

what is max weight in the rear hold?

A

210 kg (150kg if toilet installed)

81
Q

what is max floor load for the front baggage compartment?

A

200kg/m2

82
Q

what is max floor load for the main cabin floor and rear baggage compartment?

A

300kg/m2

83
Q

what is max load factor?

A

3.1g flaps up

2 g with flap

84
Q

what flap setting must we use on semiprepared or gravel runways?

A

2

85
Q

what should we do when landing if frost, ice, slush or mud is suspected on the horizontal stabiliser?

A

increase Vref by 15 and use flap 1 or up

86
Q

what is minimum temperature for engine start?

A

-40

87
Q

what is minimum temperature for engine operation?

A

-54

88
Q

why must engine oil be preheated if ambient temperature is below -40C?

A

to guarantee sufficient lubrication and fuel atomisation

89
Q

what is cargo tied down to withstand?

A

up: 3g
side: 2.25g
forward: 9g
aft: 1.5g

90
Q

what is max continuous permissible generator amperage?

A

300A

450A for 2 mins

91
Q

what can generator amperage reach during start?

A

600A

92
Q

what is minimum GPU output?

A

600A

93
Q

what is nominal GPU output?

A

800A

94
Q

what is max GPU output?

A

1000A

95
Q

what is minimum DC voltage?

A

18V

96
Q

what is maximum DC voltage?

A

30V

97
Q

what is minimum DC voltage required for a battery start?

A

24V

98
Q

what is the green range for prop anti ice?

A

22-27A

1-21 and 28-50 displayed In amber

99
Q

what is normal hydraulic pressure?

A

180-230 bar

100
Q

what is the range of hydraulic pressure in the brake accumulator?

A

80-250 bar

101
Q

what must be entered in the pilots altimeter to allow proper terrain alerting?

A

local QNH

102
Q

what are the KFC autopilots command limits in pitch?

A

+18 to -15

103
Q

what are the KFC autopilots command limits in roll?

A

25 degrees

DO228-NG POH (3 decks)

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