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Remove Diffuser and Knuckle Guard

0:33
4:28
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At 0:33 in

How to Repack or Repair A Graco Airless Spray Gun. Graco airless gun repairs.

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What happens here

To begin the disassembly, use the 5/8 inch box wrench to loosen the knuckle guard, allowing it to swing freely. Next, use the same 5/8 inch box wrench to unscrew the diffuser from the front of the gun. The presenter advises squeezing the trigger while removing the diffuser to ease the process. Once removed, set the old diffuser and knuckle guard aside.

Goal: Disassemble the front components of the spray gun.

Tools and materials

  • 5/8 inch Box Wrench — Loosening and removing the knuckle guard and diffuser
  • Graco Contractor Gun Graco — The item being repaired

What they say

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And to begin this task, all you're going to do is just take your 5/8 inch box wrench. You're going to release your knuckle guard so it swings free. This box wrench just going to take off your diffuser. And I always squeeze the trigger while I'm removing this thing. Get your diffuser off. Diffuser is going to come off. Just take your knuckle guard. Set your knuckle guard aside. This is the old diuser. The packing kit comes with a new one. We're

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