LANDING GEAR

Question 1

When should the PWR STEER switch be placed to OFF?

Answer 1

When you need to isolate pressure to the 3 subsystems

This includes instances such as a leak in the subsystems.

Question 2

What provides a source of pressure for brake operation when the PWR STEER switch is off?

Answer 2

Brake Accumulator

Question 3

What procedure should you use to restore power steering control if the PWR STEER caution light comes on while taxiing?

Answer 3

Close valve / PWR STEER Switch

Question 4

What provides a source of pressure for swivel lock operation when the PWR STEER switch is off?

Answer 4

Brake Accumulator

Question 5

How much pressure should be in the brake accumulator on preflight?

Answer 5

600-1400 psi

Question 6

What should be the position of the SWIVEL switch for all takeoffs and landings?

Answer 6

LOCKED

Question 7

Which 3 subsystems are affected by the PWR STEER switch?

Answer 7

• Brakes
• Swivel locks
• Steering subsystems

Question 8

With the swivel switch in the steer position, what automatic AFCS function is disabled?

Answer 8

Heading Hold

Question 9

The turning limits for the CH-47 are _______ Degrees Left and _______ Degrees Right.

Answer 9

52 left 82 right

Question 10

What are the three positions of the swivel switch?

Answer 10

• STEER
• UNLOCK
• LOCK

Question 11

Which landing gear assembly can be steered by using the steering control knob in the cockpit?

Answer 11

AFT right landing gear

Question 12

If the Power Steer Switch is placed in the off position will the aircraft brake still operate?

Answer 12

Yes

Question 13

What are the index marks around the steering control knob used for?

Answer 13

Degrees of rotation