Hypertherm - Cut with Confidence

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Introduction

Hypertherm is in no way affiliated with the above mentioned manufacturer.

  1. Always make sure all high-pressure water has been removed from the valve by following the machine manufacturers' safety instructions. Failure to do so can cause severe injury or death.
    • Always make sure all high-pressure water has been removed from the valve by following the machine manufacturers' safety instructions. Failure to do so can cause severe injury or death.

    • Turn OFF all water pressure to the on/off valve.

    • Turn the on/off valve ON to raise the needle from the seat.

  2. The components can be replaced with the valve body in the mounting collar.
    • The components can be replaced with the valve body in the mounting collar.

    • Loosen the adapter from the valve body using a 1" and 13/16" wrench.

    • Unthread the adapter from the valve body.

    • Remove all the valve components using the included dowel.

    • Thoroughly clean the interior/exterior of the valve body with isopropyl alcohol before replacing the components.

    • Put the top and bottom of the bore for cracks/blemishes. If excessive wear or cracks are visible, replace the valve body.

    • Slide the needle bearing onto the needle point with the larger stepped side pointing towards the needle point.

    • Slide the high-pressure valve seal onto the needle point.

    • Apply a high-pressure lubricant to the outside diameter of the high-pressure valve seal.

    • Put the needle point at the top of the valve body.

    • Use the dowel to push the needle into the valve body until the needle bearing bottoms out.

    • Apply Blue Goop to the actuator threads.

    • Clean the adapter of all Blue Goop with isopropyl alcohol or a similar cleaning agent.

    • Re-apply Blue Goop to the top threads and to the top of the adapter.

    • Put the seat in the adapter with the flat the side toward the adapter.

    • Apply Blue Goop to the top of the seat.

    • Turn the air to the actuator ON.

    • Thread the adapter into the valve body.

    • Tighten the adapter into the valve body using a 1" and 13/16" wrench.

    • Turn the air to the actuator OFF.

    • Apply water pressure to the valve assembly to verify there are no leaks.

    • Quickly cycle the valve on and off a few times to purge the system of all contaminants before installing the cutting head.

    • Reinstall the cutting head and continue the cutting process.

Finish Line

Adam Dumas

Member since: 05/20/2013

36 Guides authored

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