Hypertherm - Cut with Confidence

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Introduction

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

Image 1/2: Turn OFF all water pressure to on/off valve. Image 2/2: Turn on/off valve ON to raise needle from seat.
  • Always make sure all high pressure water has been removed from valve by following machine manufacturers' safety instructions. Failure to do so can cause severe injury or death.

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

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

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Image 1/3: With air to actuator ON, unscrew nozzle tube from valve body using a 1" and 13/16" wrench. Image 2/3: Turn air actuator OFF at controls and unscrew actuator from valve body using a 7/8" wrench. Image 3/3: Turn air actuator OFF at controls and unscrew actuator from valve body using a 7/8" wrench.
  • Valve kit components can be replaced with valve body in mounting collar.

  • With air to actuator ON, unscrew nozzle tube from valve body using a 1" and 13/16" wrench.

  • Turn air actuator OFF at controls and unscrew actuator from valve body using a 7/8" wrench.

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Image 1/3: Thoroughly clean interior of valve body with isopropyl alcohol or similar cleaning agent before replacing components. Image 2/3: Visually inspect top and bottom of valve bore for cracks or blemishes. Image 3/3: Visually inspect top and bottom of valve bore for cracks or blemishes.
  • Remove old valve components from valve body with included dowel.

  • Thoroughly clean interior of valve body with isopropyl alcohol or similar cleaning agent before replacing components.

  • Visually inspect top and bottom of valve bore for cracks or blemishes.

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Image 1/3: Apply o-ring lubricant to outside diameter of HP Seal. Image 2/3: Slide Needle Guide onto the back end of the Needle. Make sure larger diameter end of Needle Guide faces towards HP Seal. Image 3/3: Slide Needle Guide onto the back end of the Needle. Make sure larger diameter end of Needle Guide faces towards HP Seal.
  • Insert Needle through HP Seal. Make sure the red o-ring is facing towards needle tip.

  • Apply o-ring lubricant to outside diameter of HP Seal.

  • Slide Needle Guide onto the back end of the Needle. Make sure larger diameter end of Needle Guide faces towards HP Seal.

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Image 1/2: Press assembly into place, using included dowel, until Needle Guide bottoms on valve bore. Image 2/2: Press assembly into place, using included dowel, until Needle Guide bottoms on valve bore.
  • Insert assembly into bore of valve body.

  • Press assembly into place, using included dowel, until Needle Guide bottoms on valve bore.

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Image 1/3: Reconnect air line to top of actuator and Image 2/3: turn air to actuator ON to relieve pressure from needle Image 3/3: turn air to actuator ON to relieve pressure from needle
  • Thread (hand tighten) actuator onto top of valve body

  • Reconnect air line to top of actuator and

  • turn air to actuator ON to relieve pressure from needle

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Image 1/3: Apply Blue Goop (11111) to top of nozzle tube and insert Seat. Image 2/3: Apply Blue Goop to surfaces at top of Seat and to surface of Seat where Needle sits. Image 3/3: Apply Blue Goop to surfaces at top of Seat and to surface of Seat where Needle sits.
  • Make sure to thoroughly clean nozzle tube with isopropyl alcohol or similar cleaning agent. Visually inspect nozzle tube for cracks or blemishes.

  • Apply Blue Goop (11111) to top of nozzle tube and insert Seat.

  • Apply Blue Goop to surfaces at top of Seat and to surface of Seat where Needle sits.

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Image 1/3: Torque adapter to valve using two wrenches (1" and 13/16"). Image 2/3: Turn air to actuator OFF to seat Needle into Seat. Image 3/3: Turn air to actuator OFF to seat Needle into Seat.
  • With actuator turned ON, thread nozzle tube into bottom of valve body.

  • Torque adapter to valve using two wrenches (1" and 13/16").

  • Turn air to actuator OFF to seat Needle into Seat.

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Image 1/2: Quickly cycle valve on and off a few times to purge system of all contaminats before installing cutting head. Image 2/2: Re-install cutting head and continue cutting process.
  • Apply water pressure to valve assembly to verify there are no leaks.

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

  • Re-install cutting head and continue cutting process.

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Finish Line

One other person completed this guide.

Ryan Engelhardt

Member since: 06/26/2012

4 Guides authored

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