Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement

ID: 139454

Description: This guide shows how to remove and replace the...

Steps:

1. Before you begin, ensure that the engine is powered down and cool to the touch.
2. Grab the plastic housing at the end of the spark plug wire and pull firmly to disconnect it.

3. Flip the red engine ON/OFF switch to the OFF position.

4. Flip the fuel valve lever to the OFF position.

5. Use a 3/8 inch socket to remove the three bolts securing the control valve to the control valve bracket.

6. Use a 9/16 inch socket to remove the two bolts securing the control valve bracket to the frame.

7. Remove the control valve bracket.

8. Residual hydraulic fluid will be trapped in the hoses connected to the control valve, and may drip during the following procedure.
9. Place a bucket underneath the device, below the control valve to catch any hydraulic fluid drips.
10. Have rags handy to stop drips and clean up affected areas.

11. Use an adjustable wrench to loosen the nut securing the output hose to the L-fitting on top of the control valve.

12. Remove the output hose from the top L-fitting.

13. Use an adjustable wrench to loosen the nut holding the input hose to the L-fitting on the bottom of the control valve.

14. Remove the input hose from the bottom L-fitting.

15. Use an adjustable wrench to loosen the nut securing the top L-fitting to the control valve.

16. Spin the top L-fitting counter-clockwise to remove it.
17. This fitting is part number 340-16.

18. Use an adjustable wrench to loosen the nut securing the bottom L-fitting to the control valve.

19. Remove the bottom L-fitting.
20. This fitting is part number 340-16.

21. Use an adjustable wrench to loosen the nut securing the piston extension hose to the L-fitting on the rear of the control valve.

22. Remove the piston extension hose from the rear L-fitting.

23. Use an adjustable wrench to loosen the nut securing the control valve to the cylinder.
24. This connection is the last part holding the control valve to the device, so keep the control valve supported during removal.

25. Remove the control valve.

26. Use an adjustable wrench to loosen the nut securing the piston contraction fitting to the control valve.

27. Spin the piston contraction fitting counter-clockwise to remove it.
28. This fitting is part number 100-7671.

29. Use an adjustable wrench to loosen the nut securing the L-fitting to the rear of the control valve.

30. Spin the L-fitting counter-clockwise to remove it.
31. This fitting is part number 340-98.

32. Only the control valve remains.

33. Use a pick tool to remove the O-ring from the output hose L-fitting, on the side that connects to the control valve.
34. This O-ring is part number 237-80.
35. The O-ring between the L-fitting and the hose is part number 237-58. Only replace this O-ring if it is visibly damaged.

36. Use a pick tool to remove the O-ring from the input hose L-fitting, on the side that connects to the control valve.
37. This O-ring is part number 237-80.
38. The O-ring between the L-fitting and the hose is part number 237-58. Only replace this O-ring if it is visibly damaged.

39. Use a pick tool to remove the O-ring from the cylinder contraction fitting, on the side that connects to the control valve.
40. This O-ring is part number 237-79.
41. The O-ring between the L-fitting and the hose is part number 237-30. Only replace this O-ring if it is visibly damaged.

42. Use a pick tool to remove the O-ring from the cylinder extension hose L-fitting, on the side that connects to the control valve.
43. This O-ring is part number 237-79.
44. The O-ring between the L-fitting and the hose is part number 237-30. Only replace this O-ring if it is visibly damaged.