Powerplant

Question 1

What is the engine on the CL604?

Answer 1

CF34-3B

Question 2

What is the bypass ratio on the CF34-3B

Answer 2

6.2:1

Question 3

What is the normal takeoff thrust rating per engine?

Answer 3

8729ft/lbs

Question 4

What is the thrust for engine out operations? (APR)

Answer 4

9220ft/lbs

Question 5

What temperature will decrease thrust at takeoff?

Answer 5

ISA +15

Question 6

How many titanium blades does the fan consist of?

Answer 6

28

Question 7

How many compression/ turbine stages does N1 and N2 have?

Answer 7

N1 1/4
N2 14/2

Question 8

What controls the variable geometry compressors?

Answer 8

Fuel from the FCU

Question 9

What percentage of power does the bypass air provide at take off?

Answer 9

80%

Question 10

Fuel can be cutoff from the engine in what 2 ways?

Answer 10

Moving the thrust lever to shutoff or pressing the FIRE PUSH switch light

Question 11

What is the engine driven fuel pump driven by?

Answer 11

The accessory gear box

Question 12

What does the ECU (control amplifier) do?

Answer 12

Controls N1 when above 79% (provided ENG SPEED switches on)