Doug, I am thinking about this way to much....me I would replace the valve with a Nibco # F-910 flanged (wafer) check valve, it has the same 7.25" takout, that unless you already ordered the rebuild kit..nibco seems a simplier valve..just ma thought
On Sun, Apr 25, 2010 at 3:39 AM, Doug Hicks <[email protected]> wrote: > I called ClaVal 3 times, finally the call was returned, but not by Cla Val. > I did not understand the name, but I got the phone # right and called them > back. I specifically asked if this was a metal to metal or metal to rubber > valve. I was told It is supposed to be metal to metal, whichitis valve is. > And the arrow is to the riser, but we are still getting water in the pipe > from the FDC. So, the check valve is leaking or the pipe is leaking and > ground water is getting into the pipe. I am going to go on the assumption > the valve is leaking and needs a new clapper/gasket. > > -------------------------------------------------- > From: "tom poisal" <[email protected]> > Sent: Saturday, April 24, 2010 7:59 PM > To: <[email protected]> > Subject: Re: Leak in FDC > > > Doug, now that you have set the situation right as it were, have you > > pumped > > (hydro'ed) the FDC to the cla val? and have you made sure it is not > > installed backwards......arrrow towards the riser, and I noticed the > > detail > > "opitional seating metal to buna-n" on the pdf, I know your ina hole but > > this could be your loss..in a nut shell he he > > > > > > > > > > On Sat, Apr 24, 2010 at 9:33 PM, Doug Hicks <[email protected]> wrote: > > > >> The FDC is in the yard of a drug and alcohol treatment center. Yes, the > >> cement covered pipe is the underground from the FDC to the pit with the > >> sprinkler line to the builidng. > >> > >> I am not sure if we havhole in the underground piping or not. I want to > >> try other remedies before digging a 5 foot hole in the ground . > >> > >> We drilled a hole in the pipe for a ball drip because > >> 1. There is no provision for a ball drip valve in the 581 Cla Val check > >> valve. > >> 2. All of the FDC piping I have seen has a ball drip valve > >> 3. NFPA 13-2007 Figure A.8.17.2(b) shows a ball drip > >> > >> -------------------------------------------------- > >> From: "Matt Grise" <[email protected]> > >> Sent: Thursday, April 22, 2010 5:31 AM > >> To: <[email protected]> > >> Subject: RE: Leak in FDC > >> > >> > Doug, > >> > > >> > Just to clarify: > >> > > >> > This is a remote FDC? The cement covered pipe is the underground run > >> > from > >> > the building to the remote FDC? The problem is water leaking out of > the > >> > FDC hose connections? > >> > > >> > Also: > >> > Why did you drill a hole in the cement covered pipe? > >> > > >> > Matt Grisé PE*, LEED AP > >> > >> > Subject: Leak in FDC > >> > > >> > We are still having problems with an FDC leaking. We replaced the > FDC, > >> > removed the ClaVal 581 check valve and cleaned it. We drilled a 2" > >> > hole > >> > in a cement covered pipe and found one hole drilled is the life span > >> > of > >> > the hole saw. Drilling the pipe makes a horrible noise also. > >> > > >> > But we still have water being introduced into the underground pipe. > >> > The > >> > cement covered pipe screws into a 4 inch galvanized pipe that exits > >> > vertically from the ground. We could have a leaking 581 valve, we > >> > could > >> > have a leak in the pipe and are having ground water forced into the > >> > pipe. > >> > >> > >> _______________________________________________ > >> Sprinklerforum mailing list > >> [email protected] > >> http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > >> > >> For Technical Assistance, send an email to: [email protected] > >> > >> To Unsubscribe, send an email > >> to:[email protected]<to%[email protected]> > <to%[email protected]<to%[email protected]> > > > >> (Put the word unsubscribe in the subject field) > >> > > > > > > > > -- > > Tom Poisal, CET > > _______________________________________________ > > Sprinklerforum mailing list > > [email protected] > > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > > > > For Technical Assistance, send an email to: [email protected] > > > > To Unsubscribe, send an email > to:[email protected]<to%[email protected]> > > (Put the word unsubscribe in the subject field) > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > > For Technical Assistance, send an email to: [email protected] > > To Unsubscribe, send an email > to:[email protected]<to%[email protected]> > (Put the word unsubscribe in the subject field) > -- Tom Poisal, CET _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field)
