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Einleitung

Follow this guide to replace the drum expander of a Clarke EZ-8 floor sander.

  1. Before you begin your repair, disconnect all power cables to reduce the risk of short circuits and electric shock.
    • Before you begin your repair, disconnect all power cables to reduce the risk of short circuits and electric shock.

  2. Pull on the dust bag to remove it from the dust tube. If the dust bag doesn't slide off easily, gently twist it back and forth while pulling to free it from the tube.
    • Pull on the dust bag to remove it from the dust tube.

    • If the dust bag doesn't slide off easily, gently twist it back and forth while pulling to free it from the tube.

  3. Pull up on the dust tube to remove it from the sander.
    • Pull up on the dust tube to remove it from the sander.

  4. Gently lower the sander onto its left side (the side with the belt guard). Lift the front cover up and out of the way of the sanding drum. Lift the front cover up and out of the way of the sanding drum.
    • Gently lower the sander onto its left side (the side with the belt guard).

    • Lift the front cover up and out of the way of the sanding drum.

  5. Pull the sandpaper loop straight up and remove it from the drum. Pull the sandpaper loop straight up and remove it from the drum. Pull the sandpaper loop straight up and remove it from the drum.
    • Pull the sandpaper loop straight up and remove it from the drum.

  6. Remove the 3/4" nyloc nut from the drum end plate. Nyloc nuts can be difficult to remove. If necessary, use an impact driver or another power tool for this step.
    • Remove the 3/4" nyloc nut from the drum end plate.

    • Nyloc nuts can be difficult to remove. If necessary, use an impact driver or another power tool for this step.

  7. Use a flathead screwdriver or a prying tool to pry up the key washer and remove it from the drive shaft. The key of the key washer may break off during removal. If so, replace the key washer with a new one during reassembly. The key of the key washer may break off during removal. If so, replace the key washer with a new one during reassembly.
    • Use a flathead screwdriver or a prying tool to pry up the key washer and remove it from the drive shaft.

    • The key of the key washer may break off during removal. If so, replace the key washer with a new one during reassembly.

  8. Place the center screw of the drum puller onto the drive shaft of the sander and hook the puller jaws around the bottom end of the drum. Place the center screw of the drum puller onto the drive shaft of the sander and hook the puller jaws around the bottom end of the drum.
    • Place the center screw of the drum puller onto the drive shaft of the sander and hook the puller jaws around the bottom end of the drum.

  9. Use a 15/16" socket and an impact driver or a socket wrench to drive the screw of the drum puller clockwise, lifting the drum off the drive shaft. Once the drum has been lifted about halfway off the shaft, it should move freely and can be lifted the rest of the way by hand. Once the drum has been lifted about halfway off the shaft, it should move freely and can be lifted the rest of the way by hand.
    • Use a 15/16" socket and an impact driver or a socket wrench to drive the screw of the drum puller clockwise, lifting the drum off the drive shaft.

    • Once the drum has been lifted about halfway off the shaft, it should move freely and can be lifted the rest of the way by hand.

Abschluss

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

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