Renewing this 14mmCap Screw will also entail renewing the O-Ring seal that sits under the head of the screw.
This can be found on our online schematic for the NT600 model.
Any machine is only as good as the quality and precision of its fasteners.
Did you need to order gaskets and seals?
Pro-workshop gasket sealant: 08C70K0234M to complete the job like a professional.