Hypertherm - Cut with Confidence

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Introduction

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

Image 1/3: Put the cylinder on the [http://www.accustream.com/all-products/12387.html|Seal Guide tool] Image 2/3: Put the small (stepped) end of the installation tool into the top of the high pressure cylinder. Image 3/3: Put the small (stepped) end of the installation tool into the top of the high pressure cylinder.

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Image 1/3: Do not remove the sleeve from the high-pressure cylinder. Image 2/3: Turn the high-pressure cylinder over so the dynamic end is facing up. Image 3/3: Put the non-stepped end of the installation tool in the dynamic side of the high-pressure cylinder, push the other seal out by tapping with a rubber mallet.
  • Use a rubber mallet to push the internal back-up seal sleeve through the high-pressure cylinder forcing the seal and the hoop out of the other end of the high pressure cylinder.

    • Do not remove the sleeve from the high-pressure cylinder.

  • Turn the high-pressure cylinder over so the dynamic end is facing up.

  • Put the non-stepped end of the installation tool in the dynamic side of the high-pressure cylinder, push the other seal out by tapping with a rubber mallet.

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Image 1/3: Visually inspect the high-pressure cylinder bore at both ends. Image 2/3: If the inside bore finish is blemished, use Scotch Brite in both ends of the high-pressure cylinder to smooth out the blemishes by rolling back and forth. Image 3/3: If the inside bore finish is blemished, use Scotch Brite in both ends of the high-pressure cylinder to smooth out the blemishes by rolling back and forth.
  • Clean the high-pressure cylinder thoroughly after polishing.

  • Visually inspect the high-pressure cylinder bore at both ends.

  • If the inside bore finish is blemished, use Scotch Brite in both ends of the high-pressure cylinder to smooth out the blemishes by rolling back and forth.

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Image 1/3: Put the O-rings onto the high-pressure seals. Image 2/3: Be sure not to twist the O-rings when installing onto the high-pressure seals. Image 3/3: Thread the seal guide tool onto the static end of the high-pressure cylinder.
  • Apply a high vacuum grease to the O-rings.

  • Put the O-rings onto the high-pressure seals.

    • Be sure not to twist the O-rings when installing onto the high-pressure seals.

  • Thread the seal guide tool onto the static end of the high-pressure cylinder.

    • It is helpful to begin with the flat end of the high-pressure cylinder side up.

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Image 1/3: Lubricate the ID of the Installation sleeve with a high vacuum grease Image 2/3: Put the high-pressure seal into the sleeve with the O-ring side down. Image 3/3: Put the high-pressure seal into the sleeve with the O-ring side down.
  • Put the installation sleeve into the sleeve guide with the larger ID (tapered) end up.

  • Lubricate the ID of the Installation sleeve with a high vacuum grease

  • Put the high-pressure seal into the sleeve with the O-ring side down.

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Image 1/3: Put the hoop into the sleeve with the sharp (tapered) end first. Image 2/3: Push the hoop down into the sleeve with the blunt end of the installation tool. Image 3/3: Push the hoop down into the sleeve with the blunt end of the installation tool.
  • Use the blunt (non-stepped) end of the installation tool to hand press the high pressure seal into the the high-pressure cylinder.

  • Put the hoop into the sleeve with the sharp (tapered) end first.

  • Push the hoop down into the sleeve with the blunt end of the installation tool.

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Image 1/3: Remove seal guide tools from top of high-pressure cylinder (static side) Image 2/3: Apply a light coat of high vacuum grease to both ends of back-up seal sleeve Image 3/3: Apply a light coat of high vacuum grease to both ends of back-up seal sleeve
  • Secure hoop in place by tapping installation tool in with a rubber mallet until tool bottoms on high-pressure cylinder face

  • Remove seal guide tools from top of high-pressure cylinder (static side)

  • Apply a light coat of high vacuum grease to both ends of back-up seal sleeve

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Image 1/3: Thread the seal guide tool onto the  dynamic side of the high-pressure cylinder. Image 2/3: Put the sleeve into the seal guide tool with the tapered end side facing up. Image 3/3: Put the sleeve into the seal guide tool with the tapered end side facing up.
  • Put the sleeve into the open end of the high-pressure cylinder and repeat the seal installation process.

  • Thread the seal guide tool onto the dynamic side of the high-pressure cylinder.

  • Put the sleeve into the seal guide tool with the tapered end side facing up.

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Image 1/3: Put the high-pressure seal assembly into the sleeve with the o-ring first. Image 2/3: Use the blunt (non-stepped) end of the installation tool to hand press the high-pressure seal into the high-pressure cylinder. Image 3/3: Use the blunt (non-stepped) end of the installation tool to hand press the high-pressure seal into the high-pressure cylinder.
  • Apply a high vacuum grease to the ID of the sleeve.

  • Put the high-pressure seal assembly into the sleeve with the o-ring first.

  • Use the blunt (non-stepped) end of the installation tool to hand press the high-pressure seal into the high-pressure cylinder.

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Image 1/3: Push the hoop down into the sleeve with the blunt end of the installation tool. Image 2/3: Secure the hoop in place by tapping the installation tool in with a rubber mallet until the tool bottoms out on the high-pressure cylinder face. Image 3/3: Secure the hoop in place by tapping the installation tool in with a rubber mallet until the tool bottoms out on the high-pressure cylinder face.
  • Put the hoop into the sleeve with the sharp (tapered) end first.

  • Push the hoop down into the sleeve with the blunt end of the installation tool.

  • Secure the hoop in place by tapping the installation tool in with a rubber mallet until the tool bottoms out on the high-pressure cylinder face.

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Image 1/3: Apply blue goop to both threads of the high-pressure cylinder. Image 2/3: Remove the old [http://www.accustream.com/all-products/11134.html|bronze back-up ring] from the plunger. Image 3/3: Remove the old [http://www.accustream.com/all-products/11134.html|bronze back-up ring] from the plunger.
  • Remove the seal guide tools from the dynamic side of the high-pressure cylinder.

  • Apply blue goop to both threads of the high-pressure cylinder.

  • Remove the old bronze back-up ring from the plunger.

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Image 1/3: Flip over the bronze back-up and slide back onto the plunger. Image 2/3: Put the high-pressure cylinder on the plunger with the dynamic side first. Image 3/3: Put the high-pressure cylinder on the plunger with the dynamic side first.
  • Apply Blue Goop to the inside threads of the intensifier.

  • Flip over the bronze back-up and slide back onto the plunger.

  • Put the high-pressure cylinder on the plunger with the dynamic side first.

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Finish Line

2 other people completed this guide.

Adam Dumas

Member since: 05/20/2013

36 Guides authored

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