That it's the port at least makes more sense to me. Not a special tee that's not called out also makes more sense. And if the clogging is an unintended result of maintenance Tyco should investigate and then issue a Tech Bulletin if your experience isn't a fluke but a common problem.
On Wed, May 18, 2016 at 5:22 AM, Scott Futrell <[email protected]> wrote: > No. I’ll send you a picture Ron. > > > > Thanks Charles. > > > > Scott > > > > Office: (763) 425-1001 x 2 > > Cell: (612) 759-5556 > > > > *From:* Sprinklerforum [mailto: > [email protected]] *On Behalf Of *rongreenman > . > *Sent:* Tuesday, May 17, 2016 11:38 PM > *To:* Charles Thurston <[email protected]>; > [email protected] > > *Subject:* Re: Tyco Dry Pipe Valve > > > > So not the Tee, Charles? > > > > > > On Tue, May 17, 2016 at 8:37 PM, Charles Thurston <[email protected]> > wrote: > > Hello rongreenman, > > The restriction is in the casting for the body of the valve. I have seen > it and warned my guys to be very careful cleaning the seats. > > Tuesday, May 17, 2016, 9:38:12 PM, you wrote: > > > I'm surprised that something this unusual isn't even listed as a special > part on the cut sheets. They just say ¾" x whatever x whatever. Purpose of > the restriction? > > > > Talk to Tyco. > > > On Tue, May 17, 2016 at 6:35 PM, Scott Futrell <[email protected]> wrote: > > > > > > > > > Ron, > > > > > > > > Nope, it’s designed that way. I’ve asked fitters to look, and I’ve > looked at new ones off the truck. That’s the way it comes. Data sheet > doesn’t show it, or say anything about it. > > > > > > > > Nope. > > > > > > > > I’m thinking most don’t realize this, and most don’t realize wiping off > the seat pushes the gunk into the slot that leads to the two holes. > > > > > > > > Scott > > > > > > > > Office: (763) 425-1001 x 202 > > > > Cell: (612) 759-5556 > > > > > > > > From: Sprinklerforum [mailto: > [email protected]] On Behalf Of rongreenman . > > Sent: Tuesday, May 17, 2016 8:31 PM > > To: [email protected] > > Subject: Re: Tyco Dry Pipe Valve > > > > > > > > > > Maybe just a bad casting. Nothing about that in the cut sheet and that > would be some neon flashing sign if there was a special tee in the alarm > line. > > > > > > > > > > > > Have you talked to Tyco? > > > > > > > > > > > > As an example of this Viking has special ball drips that work only on > designated valve trims. One that will not work with a DPV may be for a > deluge valve.The info for this is glaring when you actually go looking for > it. http://www.vikinggroupinc.com/databook/checkvalves/062289.pdf > > > > > > > > > > > > > > > > > > > > > > > > _______________________________________________ > > Sprinklerforum mailing list > > [email protected] > > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > > > > > > > > > > > -- > Best regards, > Charles mailto:[email protected] > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > > > > > > -- > > Ron Greenman > > > 4110 Olson Dr., NW > Gig Harbor, WA 98335 > > [email protected] > > 253.576.9700 > > > > A problem well stated is a problem half solved. -Charles F. Kettering, > inventor and engineer (1876-1958) > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > > -- Ron Greenman 4110 Olson Dr., NW Gig Harbor, WA 98335 [email protected] 253.576.9700 A problem well stated is a problem half solved. -Charles F. Kettering, inventor and engineer (1876-1958)
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