OpenSprinkler › Forums › Hardware Questions › OpenSprinkler Pi (OSPi) › Zone didn't shut off › Reply To: Zone didn't shut off June 1, 2017 at 12:51 am #46492 gabbasParticipant Update: it’s not the OSPi’s fault. 🙂 It happened again tonight and so I diagnosed it… it turns out the OSPi turned off the circuit properly but there was a defective valve that decided to stay open anyway.
