Undercarriage and Brake System

Question 1

Describe landing gear for c172s

Answer 1

The landing gear is of the tricycle type, with a steerable nose wheel and two main wheels.
Wheel fairings are standard equipment for both the main and nose wheels.

Question 2

How is Shock absorption provided?

Answer 2

by the tubular spring steel main landing gear struts and the air/oil nose gear shock strut.

Question 3

Tire pressure of Nose gear Tire

Answer 3

45 PSI

Question 4

Tire pressure of main gear tires

Answer 4

42 PSI

Question 5

How to operate brakes

Answer 5

applying pressure to the top of either the left (pilot’s) or right (copilot’s) set of rudder pedals, which are interconnected.
To apply the parking brake, set the brakes with the rudder pedals, pull the handle aft, and rotate it 90°down.

Question 6

Symptoms of impending brake failure (4 things)

Answer 6

gradual decrease in braking action after brake application, noisy or dragging brakes, soft or spongy pedals, and excessive travel and weak braking action.

Question 7

when and how are brakes tested

Answer 7

when first moving the aircraft, and before landing by applying the toe brakes and checking for adequate pressure.