I agree. The trade association we belong to has a technical committee (which I am on) that is working with ASME and the states to make sure we are exempt. It's just taking time to convince them.
fireguy519345,
That is why a hot water pressure washer has so many safety features. That way no one failure could cause a problem. Should the unloader fail and the gun is closed (as you state), the system would continue to develop pressure until the pressure relief setting is met (usually...
Thank you in advance to anyone who can help me here. I work for a company that manufacturers pressure washers, air compressors, etc. Several states are trying to tell us that we need to have our hot water pressure washer approved by ASME. We are arguing that we don't for 2 reasons.
1) Under...