How to Break Down My Worm Gear Assembly

Worm gears vary depending on the type of your tool or gear. A worm gear is a part of a device in which a screw meshes with a worm wheel. Worm gears are part of many devices, such as spinning rods, optical telescopes and speed reducers. Users typically break down the worm gear to grease and clean the parts, or to inspect and replace any worn pieces.

Things You'll Need

  • Screwdriver
  • Soft metal drift
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Instructions

    • 1

      Remove the outer bracket, motor and coupling of your worm gear. Use the screwdriver to unscrew the outer housing.

    • 2

      Unscrew the bearing cap and remove the cover and base.

    • 3

      Remove the shaft and gear assembly from the housing. Apply a little bit of pressure to the shaft extension and separate the gear from the worm.

    • 4

      Twist and pull to remove the bearing cap, cap plugs and outer retaining ring. Remove
      the worm by tapping it toward the cap end.

    • 5

      Press the bearings to remove them from the shafts. Note the position of the bearings so that you can rebuild the worm gear accordingly. Take out the bearing races from the housing and cover using a soft metal drift.

    • 6

      Inspect all parts, wipe clean and reassemble.