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M5x20 Cap Head Screw

Insert one M5x20 screw through each hole in the NEMA23 brackets as shown. Do not fully tighten the screws yet

Apply a small amount of downwards force on the NEMA23 assembly to tension the HTD3M drive belt

Whilst applying tension to the belt, fully tighten all four M5x20 screws to secure the NEMA23 assembly in place

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