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Introduction

This guide shows how to remove and replace the control valve O-rings on the Toro Log Splitter 22618HD 2019 / LS-922.

  1. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Disconnect the spark plug wire: étape 1, image 1 de 2 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Disconnect the spark plug wire: étape 1, image 2 de 2
    • Before you begin, ensure that the engine is powered down and cool to the touch.

    • Grab the plastic housing at the end of the spark plug wire and pull firmly to disconnect it.

  2. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Flip the engine switch to the off position: étape 2, image 1 de 2 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Flip the engine switch to the off position: étape 2, image 2 de 2
    • Flip the red engine ON/OFF switch to the OFF position.

  3. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Close the fuel valve: étape 3, image 1 de 2 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Close the fuel valve: étape 3, image 2 de 2
    • Flip the fuel valve lever to the OFF position.

  4. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the control valve bracket bolts: étape 4, image 1 de 1
    • Use a 3/8 inch socket to remove the three bolts securing the control valve to the control valve bracket.

  5. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 5, image 1 de 1
    • Use a 9/16 inch socket to remove the two bolts securing the control valve bracket to the frame.

  6. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the control valve bracket: étape 6, image 1 de 2 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the control valve bracket: étape 6, image 2 de 2
    • Remove the control valve bracket.

  7. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Prepare for fluid drips: étape 7, image 1 de 1
    • Residual hydraulic fluid will be trapped in the hoses connected to the control valve, and may drip during the following procedure.

    • Place a bucket underneath the device, below the control valve to catch any hydraulic fluid drips.

    • Have rags handy to stop drips and clean up affected areas.

  8. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the output hose: étape 8, image 1 de 2 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the output hose: étape 8, image 2 de 2
    • Use an adjustable wrench to loosen the nut securing the output hose to the L-fitting on top of the control valve.

  9. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 9, image 1 de 2 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 9, image 2 de 2
    • Remove the output hose from the top L-fitting.

  10. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the input hose: étape 10, image 1 de 2 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the input hose: étape 10, image 2 de 2
    • Use an adjustable wrench to loosen the nut holding the input hose to the L-fitting on the bottom of the control valve.

  11. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 11, image 1 de 2 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 11, image 2 de 2
    • Remove the input hose from the bottom L-fitting.

  12. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the top L-fitting: étape 12, image 1 de 1
    • Use an adjustable wrench to loosen the nut securing the top L-fitting to the control valve.

  13. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 13, image 1 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 13, image 2 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 13, image 3 de 3
    • Spin the top L-fitting counter-clockwise to remove it.

    • This fitting is part number 340-16.

  14. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the bottom L-fitting: étape 14, image 1 de 1
    • Use an adjustable wrench to loosen the nut securing the bottom L-fitting to the control valve.

  15. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 15, image 1 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 15, image 2 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 15, image 3 de 3
    • Remove the bottom L-fitting.

    • This fitting is part number 340-16.

  16. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the piston extension hose: étape 16, image 1 de 1
    • Use an adjustable wrench to loosen the nut securing the piston extension hose to the L-fitting on the rear of the control valve.

  17. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 17, image 1 de 2 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 17, image 2 de 2
    • Remove the piston extension hose from the rear L-fitting.

  18. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the control valve: étape 18, image 1 de 1
    • Use an adjustable wrench to loosen the nut securing the control valve to the cylinder.

    • This connection is the last part holding the control valve to the device, so keep the control valve supported during removal.

  19. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 19, image 1 de 2 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 19, image 2 de 2
    • Remove the control valve.

  20. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove leftover fittings: étape 20, image 1 de 1
    • Use an adjustable wrench to loosen the nut securing the piston contraction fitting to the control valve.

  21. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 21, image 1 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 21, image 2 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 21, image 3 de 3
    • Spin the piston contraction fitting counter-clockwise to remove it.

    • This fitting is part number 100-7671.

  22. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 22, image 1 de 1
    • Use an adjustable wrench to loosen the nut securing the L-fitting to the rear of the control valve.

  23. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 23, image 1 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 23, image 2 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 23, image 3 de 3
    • Spin the L-fitting counter-clockwise to remove it.

    • This fitting is part number 340-98.

  24. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement: étape 24, image 1 de 1
    • Only the control valve remains.

  25. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the output hose fitting O-ring: étape 25, image 1 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the output hose fitting O-ring: étape 25, image 2 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the output hose fitting O-ring: étape 25, image 3 de 3
    • Use a pick tool to remove the O-ring from the output hose L-fitting, on the side that connects to the control valve.

    • This O-ring is part number 237-80.

    • 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.

  26. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the input hose fitting O-ring: étape 26, image 1 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the input hose fitting O-ring: étape 26, image 2 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the input hose fitting O-ring: étape 26, image 3 de 3
    • Use a pick tool to remove the O-ring from the input hose L-fitting, on the side that connects to the control valve.

    • This O-ring is part number 237-80.

    • 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.

  27. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the cylinder contraction fitting O-ring: étape 27, image 1 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the cylinder contraction fitting O-ring: étape 27, image 2 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the cylinder contraction fitting O-ring: étape 27, image 3 de 3
    • Use a pick tool to remove the O-ring from the cylinder contraction fitting, on the side that connects to the control valve.

    • This O-ring is part number 237-79.

    • 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.

  28. Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the cylinder extension fitting O-ring: étape 28, image 1 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the cylinder extension fitting O-ring: étape 28, image 2 de 3 Toro Log Splitters 22618HD 2019 Control Valve O-Rings Replacement, Remove the cylinder extension fitting O-ring: étape 28, image 3 de 3
    • 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.

    • This O-ring is part number 237-79.

    • 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.

Conclusion

To reassemble your device, follow these instructions in reverse order.

Carsten Frauenheim

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