700/900 Hydraulics Flashcards Preview

SkyWest CRJ Upgrade 2019 > 700/900 Hydraulics > Flashcards

Flashcards in 700/900 Hydraulics Deck (9):
1

Which pumps are load shed during single generator ops?

None
Keep both 1B and 2B

2

Can the hydraulic SOVs be closed with the engines operating? Why? When would this action take place?

YES
prevents overtemps
QRH direction, immediate action item

3

How are the Thrust Reversers powered in the 7/9?

Hydraulically powered

4

What HYD system assists in lowering the nose gear?

HYD system 2

5

How are the nose gear door actuated?

Mechanically actuated

6

What does the AUTO position in HYD pumps mean?

Pump is in auto backup mode

7

When pump is in AUTO position; when does it automatically turn on?

Flaps >0
AC power ON

8

When pump is in ON position, when is it ON?

AC power ON

9

What are the HYD fluid level limits? What is the procedure when the HYD fluid levels are outside the limits?

in the Green; >45 <85
Leave pumps on for whole preflight, check levels again, contact MX if still outside limits, give them fluid temp and quantity