Introduction
Is your massage gun not changing speed settings? This guide explains how to remove and replace the small motherboard located under the top cover plate. For this repair you will need a black spudger and phillips #00 screwdriver.
Tools
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Remove rubber pieces at the bottom of the massage gun’s barrel with the spudger by inserting it between the rubber and the plastic and use the tip of the spudger to pry the rubber out.
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Remove the two 13.48 mm screws on the bottom of the massage gun with a Phillips #00 screwdriver.
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Remove the 8.11 mm small black screw on the edge of circular plate with a Phillips #00 Screwdriver.
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Conclusion
To reassemble your device, follow these instructions in reverse order.