Steering Flashcards
When should it be suspected the axel is twisted
Caster exceeds 1/2 degree side to side
Caster shims differ from 1 degree or more
Low speed shimmy
Farting
What would insufficient pre load on worm shaft cause
Play, making the steering wheel have to travel further
Flow rate measured in
Gallons per minute
Vacuum gage inches of water or mercury
Steering box seals fail from
Excessive heat
Psi at sea level
14.7
King pin alignment marks are for
Putting slip joint in phase
Popet relief pressure
200-400 psi
Just before adjustable stop
Positive caster
Axel tilted forward
Predictable
Negative caster
Axel tilted back, not predictable. Off road uses
Positive camber
Bottom of tire tiled in for Weight distribution
Negative camber
Bottom out top in
Steering box
Multiplied steer input torque and changes direction
Steering gears
Worm §or shaft
Recirculating ball
Recommend caster
1/2-1 1/2 for tandem
1 1/2 - 2- 1/2 for single drive
What will happen if gram is higher I’m back then spec
Negative caster