Dust doctor: The importance of routine dust collection system testing and maintenance
Columnist John A. Constance discusses the updated testing and maintenance rules covered under NFPA 91.
When someone says your dust collection system isn’t working right, the first thing you need to do is find out what “not working right” means. Are workers exposed to more dust than in the past? Is the finished product covered with dust? Are system components making unusual noises? Is dust coming out of the system’s exhaust stack? Is final product being captured along with the dust?