Monthly Archives: July 2017


Stopping the NonStop Vac

A common problem that most car wash owners will eventually encounter is with vacuums that won't shut off. The nonstop vac problem will always be one of two possibilities: 1) The timer is bad or malfunctioning, or 2) The mercury contactor is bad To discover which part is bad, test for voltage with a VOM [...]

July 12th, 2017|Tech Tip Center|