OpenSprinkler › Forums › Hardware Questions › OpenSprinkler Pi (OSPi) › OSPi v1.3 Master Zone › Re: Re: OSPi v1.3 Master Zone October 8, 2014 at 12:20 am #28432 psummervilleMember @Dan – All good re how to update. I see your post on the how-to’s. @Ray – Thanks for the lead on Pump Start Relays. I’ll give an update once I’ve fixed / found the problem. P