Introduction
This guide describes how to replace the motor assembly from inside of the BLACK and DECKER BDERO100 5 inch sander. The tools that you will need for this process are the TR20 Torx Security bit driver or equivalent, the plastic spudger & the plastic opening tool.
What you need
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Use the Bit Driver to take off the four 12.5 mm Phillips screws at the base of the hook-and-loop system.
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Once all screws and washers have been removed, hold the hook and loop system and separate it from the device.
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Use the TR20 Torx Security bit driver to unscrew the five 18.75mm Phillips screws from the warning label side of the chassis.
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Grab the plastic opening tool and place it on the separation line between both sides of the chassis.
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Separate both sides and open the device.
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Use the bit driver with the JIS - J1 bit to remove the two 12.5 mm phillips screws holding the cord clamp to the chassis.
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With yout hands, hold and separate the power button from the external case by pulling gently.
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