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EDCO Disk Grinder 50200-HD Head Assembly Replacement

Introducción

Follow this guide to replace the head assembly on a EDCO Disk Grinder model 50200-HD.

This repair requires two people.

Qué necesitas

  1. EDCO Disk Grinder 50200-HD Head Assembly Replacement, Safety precautions: paso 1, imagen 1 de 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.

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  2. EDCO Disk Grinder 50200-HD Head Assembly Replacement, Remove the weighted hood: paso 2, imagen 1 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Remove the weighted hood: paso 2, imagen 2 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Remove the weighted hood: paso 2, imagen 3 de 3

    • Use a 9/16 inch socket to remove the two bolts securing the weighted hood.

    • During reassembly, ensure the bolts are reinstalled with the washers and lock washers in the correct order.

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  3. EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 3, imagen 1 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 3, imagen 2 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 3, imagen 3 de 3

    • Remove the weighted hood.

    • The weighted hood weighs 37 pounds. Wear gloves and handle with caution.

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  4. EDCO Disk Grinder 50200-HD Head Assembly Replacement, Remove the belt: paso 4, imagen 1 de 2 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Remove the belt: paso 4, imagen 2 de 2

    • Use a 9/16 inch socket to loosen the bolts securing the motor mount.

    • Do not completely remove the bolts.

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  5. EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 5, imagen 1 de 2 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 5, imagen 2 de 2

    • Slide the motor towards the front of the machine as far as it will go to loosen the belt tension.

    • Use a 9/16 inch socket to tighten the four bolts back down to lock the motor in a position where there's the least belt tension.

    • During reassembly, have one person slide the motor mount towards the rear of the machine to tension the belt while the other person tightens the bolts.

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  6. EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 6, imagen 1 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 6, imagen 2 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 6, imagen 3 de 3

    • Tilt the front of the machine up and rest the handlebars on the ground.

    • Have someone hold down the handlebars to prevent tipping while working on the belt.

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  7. EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 7, imagen 1 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 7, imagen 2 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 7, imagen 3 de 3

    • Pinch a flathead screwdriver between the belt and sheave.

    • Rotate the sheave and pivot the belt up and away from its groove.

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  8. EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 8, imagen 1 de 2 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 8, imagen 2 de 2

    • Continue to rotate the sheave with once hand while holding the flathead screwdriver with the other to fully dislodge the belt from the groove.

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  10. EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 9, imagen 1 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 9, imagen 2 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 9, imagen 3 de 3

    • Remove the belt from the motor pulley, then fully remove it from the machine.

    • Reassembly tip: loop the belt around the motor pulley before placing it on the sheave.

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  11. EDCO Disk Grinder 50200-HD Head Assembly Replacement, Reassembly tip: paso 10, imagen 1 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Reassembly tip: paso 10, imagen 2 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Reassembly tip: paso 10, imagen 3 de 3

    • Reassembly tip: place the belt over the rim and rotate the sheave to guide the belt into the groove.

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  12. EDCO Disk Grinder 50200-HD Head Assembly Replacement, Rubber Skirt Removal: paso 11, imagen 1 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Rubber Skirt Removal: paso 11, imagen 2 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Rubber Skirt Removal: paso 11, imagen 3 de 3

    • Remove the rubber skirt surrounding the disk head.

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  13. EDCO Disk Grinder 50200-HD Head Assembly Replacement, Tilt the machine: paso 12, imagen 1 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Tilt the machine: paso 12, imagen 2 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Tilt the machine: paso 12, imagen 3 de 3

    • Tilt the machine back into working position.

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  14. EDCO Disk Grinder 50200-HD Head Assembly Replacement, Remove the sheave: paso 13, imagen 1 de 1

    • Use a 5/32 inch hex wrench to loosen the set screw securing the sheave to the head assembly shaft.

    • If the set screw is seized, use an impact driver with a 5/32 inch hex socket to loosen it.

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  15. EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 14, imagen 1 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 14, imagen 2 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 14, imagen 3 de 3

    • Lift the sheave straight up off of the head assembly shaft.

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  16. EDCO Disk Grinder 50200-HD Head Assembly Replacement, Remove the head assembly: paso 15, imagen 1 de 1

    • Remove the key from the head assembly shaft.

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  17. EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 16, imagen 1 de 2 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 16, imagen 2 de 2

    • Use a 5/32 inch hex bit with an extension to loosen the two set screws securing the head assembly shaft to the upper bearing.

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  18. EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 17, imagen 1 de 2 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 17, imagen 2 de 2

    • Use a 5/32 inch hex bit with an extension to loosen the two set screws securing the head assembly shaft to the lower bearing.

    • The set screws can be accessed through the opening in the shroud on the front of the machine.

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  19. EDCO Disk Grinder 50200-HD Head Assembly Replacement, Tilt the machine: paso 18, imagen 1 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Tilt the machine: paso 18, imagen 2 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Tilt the machine: paso 18, imagen 3 de 3

    • Tilt the front of the machine up off the ground.

    • Have someone hold down the handlebars to prevent tipping while working on the head assembly.

    Traducir

  20. EDCO Disk Grinder 50200-HD Head Assembly Replacement, Remove the disk: paso 19, imagen 1 de 1

    • Use a 7/32 inch hex key to remove the four flat screws securing the disk to the head assembly.

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  21. EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 20, imagen 1 de 2 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 20, imagen 2 de 2

    • Wear gloves. The edges of the disk can be sharp.

    • Remove the disk.

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  22. EDCO Disk Grinder 50200-HD Head Assembly Replacement, Hammer the head assembly shaft: paso 21, imagen 1 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Hammer the head assembly shaft: paso 21, imagen 2 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Hammer the head assembly shaft: paso 21, imagen 3 de 3

    • Use a dead blow hammer to hit the head assembly shaft straight down until it is flush with the upper bearing bracket, or as far as it will go.

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  23. EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 22, imagen 1 de 2 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 22, imagen 2 de 2

    • Use an appropriately-sized punch to knock the head assembly the rest of the way out.

    • Once the head assembly shaft clears the last bearing, it will fall out. If necessary, have someone hold it to prevent it from hitting the ground.

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  24. EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 23, imagen 1 de 2 EDCO Disk Grinder 50200-HD Head Assembly Replacement: paso 23, imagen 2 de 2

    • Remove the head assembly.

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  25. EDCO Disk Grinder 50200-HD Head Assembly Replacement, Reassembly tip: paso 24, imagen 1 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Reassembly tip: paso 24, imagen 2 de 3 EDCO Disk Grinder 50200-HD Head Assembly Replacement, Reassembly tip: paso 24, imagen 3 de 3

    • During reassembly:

    • Insert the new head assembly up into the bearing as far as you can by hand.

    • Use a dead blow hammer to knock the head assembly up into the machine until there is no play in the shaft spacer.

    • Ensure there is no play in the shaft spacer before tightening the set screws onto the new head assembly.

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Conclusión

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

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i have a leveler nob that feels seized. any advise would help

DUSTIN - Contestar

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