Skip to main content

Introduction

A faulty motor rotor can cause sparking and other serious issues with the saw. This is a guide to replace the motor rotor. Although it is an intensive project, it is doable and all you need are a Torque 20 Screwdriver, Torque 50 Screwdriver, and a Flathead Screwdriver.

  1. Turn off your saw and unplug before starting. Place down the Worm Drive Saw on a sturdy surface.
    • Turn off your saw and unplug before starting.

    • Place down the Worm Drive Saw on a sturdy surface.

    • The motor brush cap is located on the side of the main housing assembly, it can be identified as a large black plastic cap with a slit running down its surface.

  2. Using a flathead screwdriver, remove the motor brush cap from the main housing assembly. Using a flathead screwdriver, remove the motor brush cap from the main housing assembly.
    • Using a flathead screwdriver, remove the motor brush cap from the main housing assembly.

  3. With the cap removed, the motor brush should now be accessible.
    • With the cap removed, the motor brush should now be accessible.

    • Carefully remove the motor brush by sliding it out of the main housing assembly.

  4. Maneuver the RIDGID saw, in order to easily remove the upper blade guard assembly. Using the T20 Torx Screwdriver, remove the four 4/10 cm screws that attach to the gear box. Using the T20 Torx Screwdriver, remove the four 4/10 cm screws that attach to the gear box.
    • Maneuver the RIDGID saw, in order to easily remove the upper blade guard assembly.

    • Using the T20 Torx Screwdriver, remove the four 4/10 cm screws that attach to the gear box.

  5. Using the T50 Torx Screwdriver, remove the one 5/10 screw that attach to the gear box. Using the T50 Torx Screwdriver, remove the one 5/10 screw that attach to the gear box.
    • Using the T50 Torx Screwdriver, remove the one 5/10 screw that attach to the gear box.

  6. Using the T20 Torx Screwdriver, remove the two 4/10 cm screws that attach to the handle of the device. Using the T20 Torx Screwdriver, remove the two 4/10 cm screws that attach to the handle of the device.
    • Using the T20 Torx Screwdriver, remove the two 4/10 cm screws that attach to the handle of the device.

  7. Maneuver the saw to get to the base plate. Using the T20 Torx Screwdriver, remove the two 4/10 cm screws that attach the upper blade guard’s base plate to the main housing assembly.
    • Maneuver the saw to get to the base plate.

    • Using the T20 Torx Screwdriver, remove the two 4/10 cm screws that attach the upper blade guard’s base plate to the main housing assembly.

  8. Using the T20 Torx Screwdriver, remove the four 10 cm screws that attaches the main housing assembly to the gear box. Using the T20 Torx Screwdriver, remove the four 10 cm screws that attaches the main housing assembly to the gear box.
    • Using the T20 Torx Screwdriver, remove the four 10 cm screws that attaches the main housing assembly to the gear box.

  9. Wiggle out the gear box to easily gain access to the motor rotor. Once taken out, the motor rotor is easily accessible.
    • Wiggle out the gear box to easily gain access to the motor rotor.

    • Once taken out, the motor rotor is easily accessible.

  10. The motor rotor is lodged in between the armature and can be identified as a rod containing a fan blade. Carefully remove the motor rotor from the device. Carefully remove the motor rotor from the device.
    • The motor rotor is lodged in between the armature and can be identified as a rod containing a fan blade.

    • Carefully remove the motor rotor from the device.

Conclusion

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

Lucas Pimentel

Member since: 04/02/2019

833 Reputation

8 Guides authored

Team

0 Comments

Add Comment

View Statistics:

Past 24 Hours: 0

Past 7 Days: 0

Past 30 Days: 5

All Time: 61