Frank Herrick gave a good way to find dry system leaks back in March, actually.
http://www.mail-archive.com/[email protected]/msg19989.html Benjamin Young On Fri, Jul 16, 2010 at 1:26 PM, David Bitton <[email protected]>wrote: > Yes, with the normal operating temperature at -4oF. With regards to the > ultrasonic leak detectors, those that I have seen are limited to operating > temperatures above freezing. > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of > [email protected] > Sent: Friday, July 16, 2010 1:11 PM > To: [email protected] > Subject: Re: Finding leaks in a dry pipe system > > Is the freezer in service? > > LV > > > ---- tom poisal <[email protected]> wrote: > > Buckets of soapy water and soft bush with plenty of helpers to go over > > every fitting, joint and weld. > > > > On Fri, Jul 16, 2010 at 12:18 PM, Matt Grise <[email protected]> wrote: > > > > > There are leak detectors available that can detect the sound of air > leaking > > > from pipes. They can often do better than ears. > > > > > > Matt Grisé PE*, LEED AP > > > Sales Engineer > > > Alliance Fire Protection > > > *Licensed in KS & MO > > > > > > 913.888.0647 ph > > > 913.888.0618 f > > > 913.927.0222 cell > > > www. AFPsprink.com > > > > > > -----Original Message----- > > > From: [email protected] [mailto: > > > [email protected]] On Behalf Of David Bitton > > > Sent: Friday, July 16, 2010 11:12 AM > > > To: [email protected] > > > Subject: Finding leaks in a dry pipe system > > > > > > Hello, > > > > > > > > > > > > I have a large cold storage freezer facility that is protected by > several > > > dry pipe systems. The systems are currently shut off due to several > leaks. > > > A contractor used compressed air to pressurize the piping and find > leaks, > > > which he has repaired (mostly coming from the grooved connections). > > > However, there are additional leaks which has not been able to find. > Is > > > anyone aware of other methods of finding the leaks (other than > compressed > > > air)? > > > > > > > > > > > > Thanks, > > > > > > > > > > > > David Bitton, ing. > > > > > > Quest Loss Control Services Inc. > > > > > > Les services de prévention des sinistres Quest inc. > > > > > > 5100, rue de la Savane, bureau 200 > > > > > > Montréal, QC H4P 1T8 > > > > > > (514) 341-4545 > > > > > > www.questlosscontrol.com > > > > > > > > > > > > _______________________________________________ > > > 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) > > > _______________________________________________ > > > 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) > > _______________________________________________ > 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] (Put the word unsubscribe in the subject field)
