A: High pressure compensator;  

B: Low pressure compensator;

C: High pressure adjuster;

D: Low pressure adjuster.

Clock wise-- increase;

Counter clockwise-- decrease. 

  1. Turn A, B, C and D to minimum;
  2. Oil pump on;
  3. High pressure on;
  4. Gas valve off;
  5. Turn C to maximum;
  6. Increase A until oil pressure gauge reach 20 MPa;
  7. Lock the nut on A;
  8. High pressure off;
  9. Adjust B until oil pressure gauge reach 2 MPa;
  10. Lock the nut on B;
  11. High pressure on;
  12. Adjust C until oil pressure gauge reach 17 MPa;
  13. High pressure off;
  14. Adjust D until oil pressure gauge reach 5 MPa.
  15. Lock nuts on A, B, C, D.