We also see them and the question I have is when are the Test header MFG's going to make a sign / cast ring That says Backflow test so we don't have to use pump test or hydrant or Fire pump test branding? We've just been turning them around against the wall and installing a red on white sign.
-----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of [EMAIL PROTECTED] Sent: Friday, May 30, 2008 10:51 AM To: AFSA Forum Subject: Re: 200 psi test for components rated 175 We do enough Navy work where we're seeing test headers on every project now. Same set-up as a pump test or wall hydrant. Sent from my Verizon Wireless BlackBerry -----Original Message----- From: "Matthew J. Willis" <[EMAIL PROTECTED]> Date: Fri, 30 May 2008 09:00:46 To:<[email protected]> Subject: RE: 200 psi test for components rated 175 Trick question huh? Some would argue reversing the FDC check, and flowing there from.. R/ Matt Matthew J. Willis Living Water Fire Protection, LLC. 1160 McKenzie Rd. PO Box 877 Cantonment, FL. 32533 850-937-1850 Voice 850-937-1852 Facsimile [EMAIL PROTECTED] ----- >-----Original Message----- ----- >From: [EMAIL PROTECTED] ----- >[mailto:[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> ] On ----- >Behalf Of Fletcher, Ron ----- >Sent: Friday, May 30, 2008 10:47 AM ----- >To: [email protected] ----- >Subject: RE: 200 psi test for components rated 175 ----- > ----- >six ----- > ----- >-----Original Message----- ----- >From: [EMAIL PROTECTED] ----- >[mailto:[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> ] On ----- >Behalf Of Gregg Key ----- >Sent: Friday, May 30, 2008 8:37 AM ----- >To: [email protected] ----- >Subject: Re: 200 psi test for components rated 175 ----- > ----- >Speaking of such test, How many systems are installed ----- >with a means to test the backflow at the required ----- >forward flow rate? like a wall hydrant? ----- > ----- >Thom McMahon wrote: ----- >> Don't forget the derided full forward flow test! ----- >> ----- >> -----Original Message----- ----- >> From: [EMAIL PROTECTED] ----- >> [mailto:[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> ] On ----- >Behalf Of Steve ----- >> Leyton ----- >> Sent: Friday, May 30, 2008 8:42 AM ----- >> To: [email protected] ----- >> Subject: RE: Re[2]: 200 psi test for components rated 175 ----- >> ----- >> So it's contractual, not philosophical. Presumably, ----- >the installing ----- >> contractor tests it ... ----- >> ----- >> I don't think we're talking about testing the backflow ----- >appliances ----- >> itself for functionality - that's best left for the "certified ----- >backflow ----- >> technician." If you pump up an UG including the BFP, ----- >the relief ----- >valve ----- >> will only operate when there's a differential between ----- >the clappers. ----- >> So an RPZ or RPDA usually weeps a bit when you pump it ----- >up, but once ----- >> the line is equalized you can run a conventional ----- >hydro. And if you ----- >> just want to test against it, you can pump up through ----- >the FDC or main ----- >> drain or the supply-side tap on the riser check, if so ----- >equipped. ----- >> ----- >> Steve Leyton ----- >> Protection Design & Consulting ----- >> ----- >> ----- >> -----Original Message----- ----- >> From: [EMAIL PROTECTED] ----- >> [mailto:[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> ] On ----- >Behalf Of Coastal ----- >> Sent: Thursday, May 29, 2008 7:10 PM ----- >> To: Steve Leyton ----- >> Subject: Re[2]: 200 psi test for components rated 175 ----- >> ----- >> Hello Steve, ----- >> ----- >> I start 1' AFF with my work. I sub out any underground ----- >installation ----- >> work I get (which I try to avoid) and it is up to them ----- >to test it. ----- >> Only question I have is how do you get an RPZ to hold the back ----- >> pressure to hydro to it? Pump the system up through ----- >the #1 test cock? ----- >> ----- >> -- ----- >> Best regards, ----- >> Charles Thurston ----- >> Coastal ----- >mailto:[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> ----- >> ----- >> Thursday, May 29, 2008, 6:55:37 PM, you wrote: ----- >> ----- >>> I'll bite - why not? If the Fire Department pumps ----- >into the FDC, ----- >> isn't ----- >>> it likely to back pressure the BFP to at least 150? ----- >And if so, ----- >> wouldn't ----- >>> it be prudent to test the assembly? ----- >> ----- >>> Steve Leyton ----- >>> Protection Design & Consulting ----- >> ----- >> ----- >>> -----Original Message----- ----- >>> From: [EMAIL PROTECTED] ----- >>> [mailto:[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> ] On ----- >Behalf Of ----- >>> Charles Thurston ----- >>> Sent: Thursday, May 29, 2008 3:30 PM ----- >>> To: IPA ----- >>> Subject: Re: 200 psi test for components rated 175 ----- >> ----- >>> Hello IPA, ----- >> ----- >>> I for one have never put 200 on the backflow, I will ----- >not either. ----- >> ----- >>> Thursday, May 29, 2008, 6:03:25 PM, you wrote: ----- >> ----- >>>> I've got this question posed to me: ----- >> ----- >>>> Backflow preventor is rated at 175 (as are most of the fire ----- >>>> sprinkler ----- >>>> components) yet we are required to do a 200 psi ----- >test. Is the keyword ----- >>> here ----- >>>> "working pressure" of 175 psi or am I missing something? ----- >> ----- >>>> thx, ----- >>>> _______________________________________________ ----- >>>> Sprinklerforum mailing list ----- >>>> [email protected] ----- >>>> ----- >http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum <http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum> ----- >> ----- >>>> To Unsubscribe, send an email ----- >>> to:[EMAIL PROTECTED] ----- >>>> (Put the word unsubscribe in the subject field) ----- >> ----- >> ----- >> ----- >>_______________________________________________ ----- >> Sprinklerforum mailing list ----- >> [email protected] ----- >> http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum <http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum> ----- >> ----- >> To Unsubscribe, send an email ----- >> to:[EMAIL PROTECTED] ----- >> (Put the word unsubscribe in the subject field) ----- >>_______________________________________________ ----- >> Sprinklerforum mailing list ----- >> [email protected] ----- >> http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum <http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum> ----- >> ----- >> To Unsubscribe, send an email ----- >> to:[EMAIL PROTECTED] ----- >> (Put the word unsubscribe in the subject field) ----- >> ----- >>_______________________________________________ ----- >> Sprinklerforum mailing list ----- >> [email protected] ----- >> http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum <http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum> ----- >> ----- >> To Unsubscribe, send an email ----- >> to:[EMAIL PROTECTED] ----- >> (Put the word unsubscribe in the subject field) ----- >> ----- >> ----- >_______________________________________________ ----- >Sprinklerforum mailing list ----- >[email protected] ----- >http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum <http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum> ----- > ----- >To Unsubscribe, send an email ----- >to:[EMAIL PROTECTED] ----- >(Put the word unsubscribe in the subject field) _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum <http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum> To Unsubscribe, send an email to:[EMAIL PROTECTED] (Put the word unsubscribe in the subject field) _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum To Unsubscribe, send an email to:[EMAIL PROTECTED] (Put the word unsubscribe in the subject field)
