Powerplant Flashcards

1
Q

What engines are installed?

A

CL 350 - HTF 7350

CL300 - HTF 7000

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2
Q

What is the normal thrust rating?

A

CL350 - 7323 lbs at SL to ISA+15 degrees (86F).

CL300 - 6826 lbs at SL to ISA+15 degrees (86F).

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3
Q

What is the minimum N2 ground idle?

A

46% /PMAs require 45%)

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4
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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5
Q

Takeoff Power Time Limit?

A

Five minutes

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6
Q

When is Auto APR armed?

A
  1. Auto APR switch is on

2. Thrust levers placed in TO detent

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7
Q

Auto APR Time Limit?

A

10 minutes

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8
Q

Manual APR Time Limit?

A

5 minutes

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9
Q

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

A
  1. APU
  2. Crossbreed
  3. External air cart
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10
Q

What are the two ways that APR can be activated?

A
  1. Manually be selecting the APR detent

2. Automatically when there is an N2 mismatch in excess of 15 percent, or FADEC’s stop cross communicating.

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11
Q

What type of oil is approved for our powerplants?

A

Oils conforming to EMS-53110 Type 2 turbine oil

Flexjet recommends Eastman/Exon/BP 2380

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12
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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13
Q

When is engine sync available?

A

CRZ or CLB power and N1’s within 5%

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14
Q

When is Mach Hold available?

A

CRZ power, ALT or ALTS, Sync on

  • adjust N1 +- 3%
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15
Q

What components are mounted on the engine accessory gearbox?

A

HOOFGAP

Hydraulic pump
Oil pump
Oil reservoir
HydroMechanical Fuel Metering Unit(HFMU) ( Fuel pump)

Generator
Air Turbine Starter(ATS)
Permanent Magnetic Alternator(PMA)

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16
Q

What engine functions does the FADEC control?

10

A
Fuel scheduling
Limits for N1/N2/ITT
Overspeed protection
APR
Thrust annunciations.
Bleed air extraction
Idle for Ground/Flight/Reverse
Ignition
Starting
Sync
17
Q

APR provides rated thrust up to what temperature?

A

ISA+20C