Introduction

This guide will show you how to replace the grease in your angle grinder should it become dirty and fail to lubricate the gears.

Check for the provided lock nut wrench. This is used for loosening the piece that keeps the disk and cover attached.
  • Check for the provided lock nut wrench. This is used for loosening the piece that keeps the disk and cover attached.

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Unscrew the handle unit until it is removed completely.
  • Unscrew the handle unit until it is removed completely.

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Hold the black switch located on the front casing. Still holding the switch, use the lock nut wrench to loosen the silver disk holding everything in place.
  • Hold the black switch located on the front casing.

  • Still holding the switch, use the lock nut wrench to loosen the silver disk holding everything in place.

    • Once loose, remove the silver disk and/or your grinding disk.

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Deck the Halls
With tools and Fix Kits
Using a Phillips #02 screwdriver, remove the 15 mm pan head screw holding the cover in place. Remove the cover by lining up the knob on the cover with the notch in face plate.
  • Using a Phillips #02 screwdriver, remove the 15 mm pan head screw holding the cover in place.

  • Remove the cover by lining up the knob on the cover with the notch in face plate.

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Unscrew the four 15 mm pan head screws using a Phillips #02 screwdriver.
  • Unscrew the four 15 mm pan head screws using a Phillips #02 screwdriver.

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Remove the face of the device. You may need to jiggle it a little to get it off.
  • Remove the face of the device. You may need to jiggle it a little to get it off.

    • Once you see the grease, it should appear to be speckled with either dirt particles, fragments of metal, or look dark and lumpy. If you grease does not look like this, then you do not need to replace it.

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Use a metal spudger to scrape the old grease from the from the cavity.
  • Use a metal spudger to scrape the old grease from the from the cavity.

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Blow compressed air into the device to make sure it is completely clean.
  • Blow compressed air into the device to make sure it is completely clean.

  • Squeeze in enough grease to fill the indents inside of the cavity.

  • Use a metal spudger to spread the grease evenly across the face of the device.

What type of grease do we use in hand grinder?

Mani kumar baraily - Reply

Please help me to know what type of grease it is or what should be the base of the grease to be used in hand grinder.

Mani kumar baraily - Reply

Conclusion

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

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Laura Ann Jagels

Member since: 04/01/2015

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Cal Poly, Team 12-5, Lancaster Spring 2015 Member of Cal Poly, Team 12-5, Lancaster Spring 2015

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One Comment

Hi, what is the recommended grease?

Robert Chua - Reply

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