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EDCO Disk Grinder 50200-HD On/Off Switch Replacement

What you need

  1. EDCO Disk Grinder 50200-HD On/Off Switch Replacement, Safety precautions: step 1, image 1 of 1
    • Before you begin, ensure the device is powered down and cool to the touch.

    • Ensure the machine is unplugged.

    • Turn the power switch counterclockwise into the OFF position.

  2. EDCO Disk Grinder 50200-HD On/Off Switch Replacement, Unwrap the power cord: step 2, image 1 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement, Unwrap the power cord: step 2, image 2 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement, Unwrap the power cord: step 2, image 3 of 3
    • Unwrap the power cord from the device completely.

  3. EDCO Disk Grinder 50200-HD On/Off Switch Replacement, Remove the on/off lever screw: step 3, image 1 of 1
    • Use a Phillips screwdriver to remove the screw securing the red on/off lever.

  4. EDCO Disk Grinder 50200-HD On/Off Switch Replacement, Remove the lever: step 4, image 1 of 2 EDCO Disk Grinder 50200-HD On/Off Switch Replacement, Remove the lever: step 4, image 2 of 2
    • Remove the red lever from the on/off switch.

  5. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 5, image 1 of 2 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 5, image 2 of 2
    • Remove the black plastic cap from the center of the switch assembly.

  6. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 6, image 1 of 1
    • Use a Phillips screwdriver to remove the two screws securing the yellow switch guide to the switch assembly.

    • During reassembly, ensure this component is installed in the same orientation, with the circle in the 6 o'clock "OFF" position.

  7. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 7, image 1 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 7, image 2 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 7, image 3 of 3
    • Remove the yellow switch guide from the switch assembly.

    • Remove the black plastic spacer from underneath the yellow switch guide.

  8. EDCO Disk Grinder 50200-HD On/Off Switch Replacement, Remove the on/off switch housing: step 8, image 1 of 1
    • Use a Phillips screwdriver to remove the four screws securing the upper half of the switch housing to the lower half.

  9. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 9, image 1 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 9, image 2 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 9, image 3 of 3
    • Lift the upper half of the housing straight up off of the lower half.

  10. EDCO Disk Grinder 50200-HD On/Off Switch Replacement, Remove the power cord: step 10, image 1 of 1
    • Use a 3/8 inch socket to remove the bolt securing the power cord loom clamp to the switch bracket.

  11. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 11, image 1 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 11, image 2 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 11, image 3 of 3
    • Remove the loom clamp from the power cord.

  12. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 12, image 1 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 12, image 2 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 12, image 3 of 3
    • Use a 11/32 inch socket to remove the four nuts from the on/off switch bracket.

    • During reassembly, use a Phillips screwdriver in combination with the 11/32 inch socket wrench to tighten the bolts securing the switch to the bracket.

  13. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 13, image 1 of 2 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 13, image 2 of 2
    • Lift the switch assembly off the switch bracket.

  14. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 14, image 1 of 2 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 14, image 2 of 2
    • Use a flathead screwdriver to remove the screw securing the two green ground wires to the switch housing.

  15. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 15, image 1 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 15, image 2 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 15, image 3 of 3
    • Separate the green wires from each other and move them away from the switch housing.

  16. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 16, image 1 of 2 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 16, image 2 of 2
    • Use a flathead screwdriver to loosen the two screws securing the black and white wires running from the power cord to the switch.

    • During reassembly, ensure each wire in installed in its correct location on the switch.

  17. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 17, image 1 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 17, image 2 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 17, image 3 of 3
    • Remove the black wire from the switch.

  18. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 18, image 1 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 18, image 2 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 18, image 3 of 3
    • Remove the white wire from the switch.

  19. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 19, image 1 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 19, image 2 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 19, image 3 of 3
    • Use a 1-1/16 inch wrench or an adjustable wrench to loosen the power cord's strain relief fitting from the switch housing.

    • Once the fitting is loose enough to turn by hand, twist the power cord and fitting counterclockwise until it is fully unthreaded from the switch housing.

  20. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 20, image 1 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 20, image 2 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 20, image 3 of 3
    • Remove the power cord from the switch.

  21. EDCO Disk Grinder 50200-HD On/Off Switch Replacement, Remove the on/off switch: step 21, image 1 of 2 EDCO Disk Grinder 50200-HD On/Off Switch Replacement, Remove the on/off switch: step 21, image 2 of 2
    • Use a flathead screwdriver to loosen the two screws securing the harness's black and white wires to the switch.

  22. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 22, image 1 of 2 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 22, image 2 of 2
    • Remove the black wire from the switch.

  23. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 23, image 1 of 2 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 23, image 2 of 2
    • Remove the white wire from the switch.

  24. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 24, image 1 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 24, image 2 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 24, image 3 of 3
    • Use a 1-1/6 inch wrench or an adjustable wrench to loosen the wiring harness cable's strain relief fitting from the switch housing.

    • Once the fitting is loose enough to turn by hand, twist the wiring harness cable and fitting counterclockwise until it is fully unthreaded from the switch housing.

    • You may need to rotate the switch assembly itself since the wiring harness cable is connected to the device, preventing it from rotating freely.

  25. EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 25, image 1 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 25, image 2 of 3 EDCO Disk Grinder 50200-HD On/Off Switch Replacement: step 25, image 3 of 3
    • Remove the on/off switch from the auxiliary cable.

  26. EDCO Disk Grinder 50200-HD On/Off Switch Replacement, Reassembly tip: step 26, image 1 of 1
    • Reassembly tip: ensure the replacement switch is labeled with the correct stickers, matching the old part.

Conclusion

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

One other person completed this guide.

Sam Omiotek

Member since: 02/25/19

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