urinal

We've got one urinal in our facility that is giving us issues. We changed out the automatic flush valve because the old one would not stop flushing (no issue with the solenoid that we could find, just a bad flush controller), but the old rig also had issues with leaking beneath the vacuum...

UPDATE: This issue is fixed, please read below for the background. Post #25 shows a properly functioning system: Brand New Urinal, No Siphon, How to Troubleshoot? I built a brand new bathroom near my outdoor pool. It's all brand new plumbing, and as part of the project I wanted to add a urinal...