Specifications for installation of grinders

(1) Grinders shall be assembled, adjusted, and operated in accordance with the manufacturer’s specifications. (2) The maximum speed at which a grinding wheel may be operated shall be indicated on the grinding wheel. Maximum speed. Protective hood and exhaust (3) All grinding wheels shall be enclosed by a protective hood except for the area at the tool rest, and shall be stopped when the tool rest is being adjusted, and other than portable wheels shall be equipped with an exhaust system or other means of removing dust produced during grinding. (4) The tool rest on a grinder shall be mounted above the center line of the grinding wheel and shall not be more than 3 mm (1/8 ins.) from the wheel, unless specified otherwise by the manufacturer. Speed governor. (5) An air powered grinding wheel shall have a governor to prevent it operating in excess of the rated speed and the governor shall be inspected regularly and maintained in proper operating condition. Eye and dust (6) Operators of grinding wheels shall wear eye protection and dust masks when using portable grinders. Pneumatic tools