Section R. 408.16245 - Hot plate, spin, and ultrasonic welding machines; guardsRule 6245.
(1) The point of operation on a hot plate, spin, or ultrasonic welding machine shall be guarded with either of the following: (a) A movable interlocked gate or fixed barrier that is designed and constructed to prevent an employee from reaching into the point of operation, except when the gate is open.(b) A device as prescribed by the provisions of R 408.16225.(2) Moving parts of a hot plate, spin, or ultrasonic machine which create a pinch point shall be guarded as prescribed by the provisions of subrule (1)(a) of this rule.(3) The heated plates of a hot plate welding machine shall be guarded against accidental contact when in a retracted position.(4) A fixed barrier of solid material shall be installed on a spin welding machine if any of the following conditions exist:(a) A rotating chuck continues to spin when in the retracted position.(b) Flash is projected and the machine is guarded by a device.(c) Fixed orientation is accomplished by an indexing mechanism.Mich. Admin. Code R. 408.16245