The diagram shows an oil flow system with two control oil valves that regulate pressure from two pumps feeding into lines A and B.

1. Oil Flow
Control Oil Control Oil
P P
A B

2. Oil Flow
Control Oil Control Oil
P P
A B

3. Oil Flow
Control Oil Control Oil
P P
A B

4. Oil Flow
Control Oil Control Oil
P P
A B

5. Oil Flow
Control Oil Control Oil
P P
A B

6. Oil Flow
Control Oil Control Oil
P P
A B

7. Oil Flow
Control Oil Control Oil
P P
A B

8. Oil Flow
Control Oil Control Oil
P P
A B

9. Oil Flow
Control Oil Control Oil
P P
A B

10. Oil Flow
Control Oil Control Oil
P P
A B

11. Oil Flow
Control Oil Control Oil
P P
A B