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Commutair 145 NOV2020 > Extra > Flashcards

Extra Flashcards

1
Q

Lahso req

A 
6000 landing distance (before lahso)
No tailwind
No wind shear within prior 20 mins
Flaps 45
Vertical guidance required
Dry runway 
Night must have faa lahso lights
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2
Q

Amend release requirements

A 
The amendment
Additional info recorded
Amendment number
Dispatcher initials
Time
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3
Q

What is a Special airport

A

Terrain
Obstacles
Complex departure of arrival procedures

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4
Q

To go to special airports

A

1000ft above Mea or moca
3sm
Trained last 12 months via actual or sim or pictorial means

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5
Q

60/60 rules

A

Favorable -runway you’d prefer
Suitable- accounts for winds

Cannot dispatch unless you can land in at least 60% of favorable.

Use favorable runway. But if you can’t because of something like closure or winds you switch to suitable runway.

If you can’t land within 60 percent of your suitable runway then you need an alternate where you can land within 60 percent of favorable and suitable

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6
Q

When can’t you single engine taxi

A

Anti ice ops
Slippery or contaminated
Hyd any electric hyd pump inop

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7
Q

Can you land with poor or nil ficon?

A

Poor yes

Nil no

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8
Q

What are critical surfaces

A

Top of fuselage
Strakes
Probes
Any aero control surface aka flaps ailerons

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9
Q

What’s on the hot bus

A 
Hot bus 1
Fuel shutoff
Refueling panel
Elt 
Squib
Hyd sov

Hot bus 2

Fuel shutoff
Couresty lights
Squib
Hyd sov

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10
Q

When you can’t do an alt to takeoff

A 
Contaminated runways
Windshear
Anti skid 
Slippery 
Performance 
Flaps 18 takeoff
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11
Q

When does high stage valve open?

A

Low thrust
Anti ice on
Crossbreed Engine starts

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12
Q

Simple special

A

Turn below 1000 AFE
And/or
Higher than standard FRA

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13
Q

Rudder hardover protection

A

5 +- 1 degrees rudder deflection with greater than 130lbs of pressure applied.
Both hyd systems to rudder shutoff and put the aircraft in mechanical reversion

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14
Q

Was does ess xfr switch do?

A

Forces ess power. Directly ties to batteries

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15
Q

How many fuel pumps does the aircraft need to operate properly

A

Only one except for takeoffs and go around a

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16
Q

If we lose pumps in wing tanks can we still get fuel

A

Yes via fpmu to 25k

17
Q

What runway condition code is heavy rain

A

2

18
Q

Documents on Airplane

A 
Registration 
Airworthiness
Air operator certificate 
FCC license 
Noise certification 
Liquor license
19
Q

Balanced and unbalanced field

A

Blalanced field length. Accel stop/go is equal

Unbalanced is not equal

20
Q

Takeoff and go around psi

A

May go into 34-48psi for takeoffs and go around

21
Q

Oil pressure on start note

A

Psi may exceed 110psi if engine oil temperature is below 21c. Must remain idle until psi below 110

22
Q

Note on IPS

A

Engine may be up to 2.5ips in takeoffs and go around for 5 minutes.

10 seconds in all other phases of flight

23
Q

Engine warmup

A

Before takeoff,

To go above 83 n2
Oil must be above 40c
In lieu of this remain idle for 8 mins and ensure oil temp above 21c

24
Q

Crosswind limits

A

Dry/wet 30kts
Compacted snow 25kts
Standing water/slush 20 kts
Runway with ice 10kts

25
Q

Burn calculations

A

A

26
Q

Ess override button

A

A

27
Q

Method 1/2

A

Q

28
Q

Why must you pitch trim before 160?

A

Because once you get too fast the pitch trim motors can’t overcome the aerodynamic forces

29
Q

How is the elevator heated?

A

Air from number one bleed air routed up to leading edge of horizontal stabilizer. Vented out back through elevator

30
Q

When do ground spoilers deploy

A

25kts wheel speed low tla

31
Q

Bagg light but no bag smoke eicas

A

Light tied directly to fan. If fan turns off light turns on.

Bagg smoke message is separate and comes directly from eicas

32
Q

Tabs on elevator

A

4 of them

Outboard servo tabs
Inboard spring tabs

Spring tabs only work at high air speeds

They reduce the amount of force required to move the elevator

Commutair 145 NOV2020 (6 decks)

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