You must: Make sure flange bearing surfaces are in good condition.
Replace or remachine a flange with a mounting surface that has any of the following problems:
Warped.
Burred on the bearing surface.
Excessively worn (thickness or diameter).
Out of true.
| Reference: | Flanges that are refaced or trued need to satisfy minimum dimension requirements specified in Safety Requirements for the Use, Care and Protection of Abrasive Wheels, ANSI B7.1-2000. |
[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. 04-14-028, § 296-806-40518, filed 6/29/04, effective 1/1/05.]