CFM Notes

Question 1

What model engines are on the CRJ 900?

Answer 1

CF34-8C5

Question 2

What model aircraft is the CRJ 900?

Answer 2

CL600-2D24

Question 3

Compliance with FAA standards for RVSM does NOT constitute operational approval: true or false

Answer 3

True

Question 4

What is continuous icing for certification?

Answer 4

Continuous icing is for 17.4 nautical miles or 20 statue miles, usually rhyme ice

Question 5

What is intermittent icing for certification purposes?

Answer 5

Intermittent icing is for 2.6 nautical miles or 4 statue miles, usually clear/glaze ice

Question 6

When is continuous ignition required?

Answer 6

1. TO/LD on a contaminated runway
2. Flight through moderate or heavier intensity rain
3. Flight through moderate or heavier intensity turbulence
4. Play in the vicinity of thunderstorms

Question 7

When do we use a reduced “flex” thrust take off?

Answer 7

1. If wing and/or cowl anti-ice bleeds are in use
2. On runways contaminated with standing water, slush, snow, ice
3. When warnings of windshear or downdrafts have been forecast
4. When the anti-skid system is in operative

Question 8

Can flex thrust procedure be used on a wet runway?

Answer 8

Yes, provided that wet runaway performance data is used

Question 9

The Started must not be used if indicated N2 RPM exceeds ___%

Answer 9

45%