Posted 7/21/2020 08:21 (#8386573 - in reply to #8386346) Subject: RE: Viper Pro
1 1/4 mile south of Tedbear
If it is reading gal/min that tells me the flow meter is working! When it is NOT working check these three things. Speed Volume/minute area/hour It needs all of these to have a number in order to get a rate! One of these will be reading 0. Then you can determine where the trouble is.