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Ryobi P411 Switch Trigger Replacement

Introduction

Use this guide to replace a faulty switch trigger in your Ryobi P411.

The switch trigger is the part that is seen on the outside of the sander that you press to turn the device on. If your sander is not turning on, the cause might be a broken or faulty switch trigger.

Before replacing the switch trigger, make sure to review the troubleshooting page to make sure nothing else is impeding your Ryobi P411 from turning on. Make sure to remove the removable battery before you begin.

What you need

  1. Ryobi P411 Switch Trigger Replacement, Pad Assembly: step 1, image 1 of 3 Ryobi P411 Switch Trigger Replacement, Pad Assembly: step 1, image 2 of 3 Ryobi P411 Switch Trigger Replacement, Pad Assembly: step 1, image 3 of 3

    • Remove the sanding pad to expose the screws at the bottom of the sander.

    Edit

  2. Ryobi P411 Switch Trigger Replacement: step 2, image 1 of 3 Ryobi P411 Switch Trigger Replacement: step 2, image 2 of 3 Ryobi P411 Switch Trigger Replacement: step 2, image 3 of 3

    • Remove the four M5 x 8.9mm screws with a T6 Torx screwdriver.

    • Remove the pad assembly.

    Edit

  4. Ryobi P411 Switch Trigger Replacement, Casing: step 3, image 1 of 2 Ryobi P411 Switch Trigger Replacement, Casing: step 3, image 2 of 2

    • Use a Phillips #1 screwdriver to remove the eight M4 x 18.5mm screws from the side of the casing.

    Edit

  5. Ryobi P411 Switch Trigger Replacement: step 4, image 1 of 3 Ryobi P411 Switch Trigger Replacement: step 4, image 2 of 3 Ryobi P411 Switch Trigger Replacement: step 4, image 3 of 3

    • Open the sander by separating each half of the case apart.

    Edit

  6. Ryobi P411 Switch Trigger Replacement, Switch Trigger: step 5, image 1 of 3 Ryobi P411 Switch Trigger Replacement, Switch Trigger: step 5, image 2 of 3 Ryobi P411 Switch Trigger Replacement, Switch Trigger: step 5, image 3 of 3

    • Push the switch trigger gently from the back to pull it out from the open face of the sander.

    Edit
Conclusion

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

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Paula Meier

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University of Memphis, Team 3-4, Sneed Spring 2025 Member of University of Memphis, Team 3-4, Sneed Spring 2025

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