Introduction
Do you know what happens when your grinder overheats? If not, this is a quick guide on how to change the ball bearings. A ball bearing is a ring consisting of small solid metal balls between a wheel and a fixed axle, in which the rotating parts and stationary parts are separated to reduce friction. A damaged or worn ball bearing will reduce the performance of your grinder and ultimately destroy it completely.
What you need
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Using a Torx T20 screwdriver, unscrew the four 16mm screws from the case.
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Switch to the Torx T10 screwdriver, and remove the last 16mm screw from the hilt.
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Using a Torx T20 screwdriver to remove four 6mm screws located on top of the gearcase assembly.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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