With their ability to dig more safely and efficiently, hydroexcavators are a popular tool of the trade. Of course, they can only be effective if the various components are working properly.Imagine being on the job and your machine starts to lose suction. The tendency may be to crank the machine up to a higher rpm, says Gary Poborsky, founder and owner of GapVax. But that won’t do much good and will only burn more fuel. The culprit in this case could be dirty filter bags.“It’s just like a shop vac you use around the house,” Poborsky says. “You can tell
