01 February 2010
After mounting a new abrasive wheel onto a portable grinder, the operator must test the wheel by running it at operating speed in an enclosed area. During this test, the operator may notice excessive tool vibration. This condition must be corrected before using the abrasive wheel. In the PDF link below, ANSI B7.1-2000 Section 9.9 provides the following information concerning excessive vibration.
Play It Safe at the Wheel – Norton Safety Series
Link to English PDF article.