Re: Auxiliary Dry Pipe Question

2012-12-28 Thread Bill Shipman
Most DPV's that I'm aware of have the main drain below the wet seat. Therefore allowing a main drain test without tripping the DPV. -Bill On 12/28/2012 8:49 AM, Todd Williams wrote: Vince, You may not find the 2" drain on the dry system worthless after a trip test and it may be advantageous

RE: Auxiliary Dry Pipe Question

2012-12-28 Thread Vince Sabolik
An auxiliary drain from the main drain port. Unless we get year round warm weather. At 01:16 PM 12/28/2012, you wrote: How do you plan to drain the system full of water to reset the DPV? -- next part -- An HTML attachment was scrubbed... URL:

RE: Auxiliary Dry Pipe Question

2012-12-28 Thread Art Tiroly
[mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Vince Sabolik Sent: Friday, December 28, 2012 9:39 AM To: sprinklerforum@firesprinkler.org Subject: Auxiliary Dry Pipe Question Good morning & Happy New Year! A 2" main drain test is required for system acceptance. We'r

Re: Auxiliary Dry Pipe Question

2012-12-28 Thread Roland Huggins
om: sprinklerforum-boun...@firesprinkler.org > [mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Roland Huggins > Sent: Friday, December 28, 2012 10:17 AM > To: sprinklerforum@firesprinkler.org > Subject: Re: Auxiliary Dry Pipe Question > > A huge change in the upc

RE: Auxiliary Dry Pipe Question

2012-12-28 Thread Rod DiBona
: sprinklerforum@firesprinkler.org Subject: Re: Auxiliary Dry Pipe Question A huge change in the upcoming edition of 25 is that the main drain test is to test the supply main and building with multiple systems on a single main only require a single main drain test. Take a look at the ROP and ROC. Roland

Re: Auxiliary Dry Pipe Question

2012-12-28 Thread Roland Huggins
m-boun...@firesprinkler.org > [mailto:sprinklerforum-boun...@firesprinkler.org] On Behalf Of Vince Sabolik > Sent: Friday, December 28, 2012 8:39 AM > To: sprinklerforum@firesprinkler.org > Subject: Auxiliary Dry Pipe Question > > Good morning & Happy New Year! > > A 2"

RE: Auxiliary Dry Pipe Question

2012-12-28 Thread Matthew J. Willis
...@firesprinkler.org] On Behalf Of Mark A. Sornsin, P.E. Sent: Friday, December 28, 2012 10:15 AM To: sprinklerforum@firesprinkler.org Subject: RE: Auxiliary Dry Pipe Question Vince, The main drain test is for verifying the relative strength of the water supply during annual tests and after work has

RE: Auxiliary Dry Pipe Question

2012-12-28 Thread Mark A. Sornsin, P.E.
AM To: sprinklerforum@firesprinkler.org Subject: Auxiliary Dry Pipe Question Good morning & Happy New Year! A 2" main drain test is required for system acceptance. We're installing a dry pipe valve downstream and auxiliary to a wet system with an alarm valve and a 2" drain. My

Re: Auxiliary Dry Pipe Question

2012-12-28 Thread bcasterline
Hey Vince! I think the intent of a main drain test is to check the 'status' of the automatic water supply near the source, at acceptance, and regulary to catch and unacceptable degradation. I might be wrong though, since i have only thought that for about 2 minutes so far. HNY 2 U 2! Brad

Re: Auxiliary Dry Pipe Question

2012-12-28 Thread Todd Williams
Vince, You may not find the 2" drain on the dry system worthless after a trip test and it may be advantageous to pipe it to the outside wall (even if partially trapped). That being said, from what my understanding is that the 2" drain test is to verify that the valves are open and that by compa

Auxiliary Dry Pipe Question

2012-12-28 Thread Vince Sabolik
Good morning & Happy New Year! A 2" main drain test is required for system acceptance. We're installing a dry pipe valve downstream and auxiliary to a wet system with an alarm valve and a 2" drain. My question is , would a 2" main drain test from the existing wet system stand for an acceptance