CRJ 900 Systems Powerplant

Question 1

The CF34-8C5, with APR has a trust rating of

Answer 1

14,750 lbs

Question 2

The CF34-8C5, without APR has a trust rating of

Answer 2

13,560 lbs

Question 3

What engine model is equipped on the CRJ900 series aircraft

Answer 3

CF34-8C5

Question 4

Can the engines be started using the APU, ground air source or engine cross bleed

Answer 4

Yes

Question 5

On Takeoff, when does the APR system arm

Answer 5

When the engine speed is within 8% N1 of scheduled takeoff power

Question 6

During an engine start, the starter cuts out at

Answer 6

50% N2

Question 7

Refilling of the oil system is provided by a replenishment tank that is located in

Answer 7

the aft equipment bay

Question 8

Engine oil is cooled by

Answer 8

Fuel/Oil heat exchanger

Question 9

80% of engine thrust is generated by

Answer 9

Bypass Air

Question 10

When will OEO (One engine only) thrust be activated?

Answer 10

N1 mismatch 15% RPM

Question 11

The left engine is the master engine for

Answer 11

N1 and N2 Sync

Question 12

The primary thrust setting reference is

Answer 12

N1

Question 13

With wing Anti-ice on, the N2 RPM indicators will

Answer 13

Turn White from 0 to 77% RPM

Question 14

The left engine START switch light, when pressed in

Answer 14

Opens the left and right . bleed air valves, left ATS valve, and the isolation valve

PPISS
Pack closes
PRSOV opens
Isolatin sov opens
Ats opens (start valve)
Start light
L or R start eicas message

Question 15

Prior to takeoff, normal rated takeoff N1 thrust is displayed…

Answer 15

Automatically by FADEC

Question 16

The thrust lever quadrant is equipped with detents located at what positions?

Answer 16

1. CLIMB
2. TOGA
3. MAX PWR