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Atr 42 study > Limitation > Flashcards

Limitation Flashcards

1
Q

What are the engine

Limitation for take off

A 
Torque: 1865 1st red arch 
ITT:        805*c top of caut
Ng:         101.6%
Prop Rpm: 1900
Oil pressure: 85 to 105
Oil Temp: 10 to 99* c
HP:              675
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2
Q

What are the limits
For the PT6A-114A
For maximum climb

A 
Torque: 1865
ITT:          765
Ng:          101.6
Prop rpm 1900
Oil pressure: 85 to 105
Oil Temp:          0 to 99 *c
HP :                675
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3
Q

What are the starter

Limits ( battery start)

A

30 sec on 60 off
30 sec on 60 off
30 sec on 30 min off
Then repeat

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4
Q

What are the starter
Limits for external
Power

A

20 s on 120 off
20 s on 120 off
20 s on 60 off
Then repeat

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5
Q

What is the turning

Radius of the 208 B

A

32 ft 8 5/8”

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6
Q

What is the elec.
System composed of
And how busses

A 
28vdc
24v 40 amp nicad 
24v 45 amp lead acid 
200 amp starter generator 
5 busses 2 avionics 
2 general
1 battery
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7
Q

When does the
Starter gen. Turn into
A generator

A

46% ng.

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8
Q

What does the ground
Service protection
Provide and what are amp
Limits for start

A

Polarity reversal
Over voltage protect.
Nominal 800 amps
Do not exceed 1700 amps

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9
Q 
What are the following
Weights:
Max ramp
Max to
Landing
Known icing
A

8,785
8,750
8,500
8,550

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10
Q

What is Vmo

A

175

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11
Q

What are the va speeds

A

8,750. 148
7,500. 137
6,250. 125
5,000. 112

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12
Q

What are Vfe speeds

A

To 10. 175
10-20. 150
20-30*. 125

Maximum window 175

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13
Q

What are the flight

Load limits

A

Flaps up +3.8 to -1.52 g

Flaps down + 2.4g

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14
Q

What is 100% Ng

A

37,500 RPM

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15
Q

What is the total oil

Capacity

A

14 us quarts

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16
Q

What is the drain and

Refill quantity

A

9.5 us quarts

17
Q

When should oil be checked and what
Reading on the dip
Stick

A

Within 10 m of shut down
Or cold before FFday

Within 2 quarts of
Max hot or cold

18
Q

What is the fuel capacity

For one tank

A

167.8 us gallons

19
Q

What is the total fuel

Capacity

A

335.6 us gallons

20
Q

What is the usable fuel

A

2 tanks 332

1 tank 165

21
Q

What is the unusable

Fuel

A
  1. 6 us gallons 2 tanks

2. 8 us gallons 1 tank

22
Q

What are the engine

Limitation for max cruise

A 
Torque 1865 or 1970
ITT.     740
Ng.      101.6
Prop rpm. 1900
Oil press.  85 to 105
Oil Temp.  0-99
Hp.      675
23
Q

What the idle limits

A 
Torque.  -
ITT.            685
Ng.           Min 52
Prop rpm.     -
Oil press.    Min 40
Oil Temp.    -40 to 99
Hp.             ---
24
Q

What are the maximum

Reverse limit

A 
Time 1 minute
Torque 1865
ITT 805
Ng 101.6
Prop rpm 1825
Oil press  85-105
Oil Temp 0-99
Hp 675
25
Q

What are the transient

Limits

A 
Torque 2400 20 sec 
ITT  850 2 sec
Ng 102.6  2 sec
Prop rpm  2090
Oil press -
Oil temp 0-99 or 104 up 10 min
Hp ---
26
Q

Starting limitations

A 
Torque.    --
ITT.    1090 2 sec
Ng--
Prop  --
Oil press ---
Oil Temp -40 minimum
27
Q

Maximum continuous

Limits

A 
Torque.      1865
ITT 805
Ng 101.6
Prop rpm 1900
Oil pressure 85 -105
Oil Temp 10-99
Hp.              675
28
Q

What are the outside temperature limits

A

Cold day -54 SL to FL250

Hot day;
Ground ops. 53 from sl to 5000
ISA 37 abc 5000
Flight ops: ISA 35 from sl to fl 250

29
Q

What does the GCU do?

A

A. Auto cutoff 46% Ng
V. Voltage regulation
O. Over voltage protect
R. Reverse current protect

30
Q

When will you get fuel

Warning horns

A
  1. Test 2 horns
    2 batt on both off 1 horn
    3 starter swt on one off 2 horns

4 < 25 gal in active tank 1 horn
5 fuel CB or start CB pulled no horn just light

31
Q

When must the avionics cooling fan be working?

A

At. OAT greater than 41 C

32
Q

What two limitation limits
Specify 10 degree for oil
Temp

A

Takeoff

Maximum rated

33
Q

What turns on the ice

Set lt.

A

Day night switch

34
Q

What asp activates the

Low speed awareness

A

97.5 p/m 2k

A/p must be turned off

35
Q

What will putting primary
Switch in hi do and what
Is the rate

A

Runs pump 1 continuous

1:20 minutes

Atr 42 study (4 decks)

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