R 408.16222 Devices, guards, and protective equipment

Rule 6222. (1) An electrical connection to a heated portion of a ram or screw cylinder shall be covered with a nonconducting guard or a grounded metal barrier to prevent contact with live terminals during normal operation of the machine. (2) An exposed heated surface which could cause an injury shall be covered or guarded to prevent contact by an employee. This subrule does not apply to an area that requires accessibility, such as the adapter or grate on an extrusion machine. (3) A machine that uses a blade or knife to cut plastic materials shall be guarded by a barrier, by position, or by a device to prevent contact between the operator and the machine.