Airframe - AM.II.F.K8 - Types of hydraulic/pneumatic seals and fluid/seal compatibility Flashcards
1
Q
To which side of a chevron seal should the pressure be applied?
A
To the open side
2
Q
Is an o ring seal a one way or two way seal?
A
Two way seal
3
Q
How can you be sure of getting an o ring made of the correct material for a specific hydraulic component?
A
The o ring must have the correct part number and it must have been obtained from a reputable source
4
Q
On which side of an o ring should the backup ring be placed?
A
on the side away from the source of pressure
5
Q
What should be done to the sharp edges of threads and actuator pistons when installing o rings?
A
The sharp edges should be covered with paper
