Braun Series 3 Teardown. Complete disassembly of the Braun Series 3 shaver model 320s-4. Instructions on how to dismantle the movement to change the battery or start the engine. See what internal parts the Braun Seies 3 electric shaver contains. Instructions on how to remove the batteries and possibly replace them with new ones, then you can reassemble the shaver, you just need to tighten the screws and clean the seals to prevent water from getting inside. Disassembling Braun Series 3, opening the cover and a demonstration of the battery, motherboard and other components. If the electric shaver does not stay on for a long time, the batteries need to be replaced.

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