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Challenger 300/350 > PowerPlant > Flashcards

PowerPlant Flashcards

1
Q

What engines are installed?

A

AS907
CL300 - HTF7000
CL350 - HTF7350

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2
Q

What is the normal thrust rating?

A

CL300 - 6826 @ SL up to ISA+15

CL350 - 7323 @ SL up to ISA+15

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3
Q

APR provides rated thrust up to what temp?

A

ISA+20

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4
Q

What is the minimum N2 ground idle?

A

46%

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5
Q

The FADEC is powered via DC during engine start. As N2 increases above 45%, how is the FADEC powered?

A

PMA (Permanent Magnet Alternator)

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6
Q

Takeoff Power Time Limit?

A

5 minutes

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7
Q

When is Auto APR armed?

A

Auto APR switch is ON

Thrust Levers in TO detent

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8
Q

Auto APR time limit?

A

10 minutes until exceedances are recorded

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9
Q

Manual APR time limit?

A

5 minutes until exceedances are recorded

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10
Q

List the 3 ways you can start a power plant on the ground.

A

APU, Crossbleed, External Air Source

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11
Q

What are the two ways that APR can be activated?

A

Manually - selecting the APR detent

Automatically - N2 mismatch > 15% or FADECs stop cross-communicating

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12
Q

What type of oils are approved for our powerplants?

A

Oils conforming to EMS-53110 type 2 turbine oil (Flexjet recommends Eastman/Exxon/BP 2380)

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13
Q

What will happen if a thrust reverser becomes unstowed in flight?

A

The FADEC will command the engine to IDLE

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14
Q

When is engine sync available?

A

CRZ or CLB power, N1’s within 5%

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15
Q

When is Mach Hold available?

A

CRZ power, ALT or ALTS, sync on - adjust N1 +/- 3%

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16
Q

What components are mounted on the accessory gearbox?

A

Oil pump, oil reservoir, hydraulic pump, generator, hydromechanical fuel metering unit (HFMU), air turbine started (ATS), Permanent Magnet Alternator (PMA)

17
Q

What engine functions does the FADEC control?

A

2 channels - fuel scheduling, bleed air extraction, ignition, engine starting, limits for N1/N2/ITT, overspeed protection, idle for ground/flight/reverse, APR, engine sync, thrust annunciations

Challenger 300/350 (23 decks)

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