5.18.8 Access to control devices, including access for the purpose of setting the cycle variables, which can be operated without dismantling the control or moving it from its fixed position on the machine shall only be by means of a special key, code or tool.
5.18.12 Any control which is pre-set, but adjustable, shall either be located behind a lockable panel or require
the use of a special key, code or tool for its adjustment.