System Review PTM CH-13 (Hydraulics)

Question 1

How many engine driven pumps supply hydraulic pressure and what pressure?

Answer 1

TWO, 3000psi

Question 2

With the loss of an engine, can the remaining pump supply pressure to operate all systems normally?

Answer 2

YES

Question 3

Hydraulic pressure operates what systems?

Answer 3

1. Thrust reversers.
2. Speed brakes
3. Spoilers
4. Landing Gear
5. Wheel brakes
6. Nosewheel steering

Question 4

When is the DC electric Aux Hydraulic pump used?

Answer 4

On the ground to set the parking brake without engines running and if a HYD RES PRESS LOW (White) CAS message

Question 5

Can the Aux Hydraulic pump be used inflight?

Answer 5

NO

Question 6

What are the Hydraulic Pump L or R ENG buttons used for?

Answer 6

Unload respective hydraulic pumps.

Question 7

Can I see the hydraulic fluid volume?

Answer 7

YES, on the EIS Display

Question 8

What is checked inside the Hydraulic Ground Service Panel?

Answer 8

TWO ACCUMULATOR GAUGES

Question 9

HYD PRESS LOW (Amber) CAS signifies what?

Answer 9

Pressure delivered to either Hydraulic Pump is too low.