Peter, what if the boiler is a Water Tube Marine design, that is Propane fired, and has no blower? Would a "Full Blast Fire" situation on the burner suffice? Al Messer --- Peter Sheppard <peter.sheppard@xxxxxxxxxx> wrote: > As far as I am aware in the UK, the following is > required on copper boilers > every two years (it may apply to steel boilers as > well). > > 1.5x hydraulic test; plus > steam test to demonstrate that with a full blower > the safety valves will > maintain pressure at no greater than 10% above > working pressure and at the > same time look for significant steam leaks > > Cheers > > Peter > > ------------------------------------------------------------------------ > > ----------------------------------------------------------- > Hi there Al, > > One slight thing which you mentioned, which no-one > seems to have commented > on. > > Over here in the UK, we normally give steel boilers > an annual test > (correct me if I'm out of touch anyone), but copper > boilers are only > tested every two years, and I had been lead to > believe that this was just > the hydraulic test. > > I know that the initial hydraulic test is to twice > working pressure - > has someone mentioned before that some retests need > only be to 1.5 times > working pressure? > > Yours, > > > Rich. > > > On Wed, 1 Dec 2004, Allen Messer wrote: > > > Thanks for the input, Gents! I'll just have to > whip > > out a pump and give 'er a good test. > > > > Al Messer > > --- alanjstepney > <alan@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> > > wrote: > > > > > Yes. > > > Over here it is a requirement of all the Model > > > Engineering Societies and > > > their insurers. > > > Apart from that, they can deteriorate over time, > and > > > as a test is so quick > > > and simple, it is better to test than not. > > > > > > alan@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx > > > > > > www.alanstepney.info > > > Model Engineering, Steam Engine, and Railway > > > technical pages. > > > > > > ----- Original Message ----- > > > From: "Allen Messer" <al_messer@xxxxxxxxx> > > > To: "modeleng" <modeleng@xxxxxxxxxxxxx> > > > Sent: Wednesday, December 01, 2004 1:44 AM > > > Subject: [modeleng] Copper boilers > > > > > > > > > Since it is assumed that model boilers made from > > > Copper are not affected by corrosion as are > those > > > made > > > of Steel, is it necessary to give them an annual > > > hydro > > > and steam test? > > > > > > Al Messer > > > > > > > > > > > > > > > __________________________________ > > > Do you Yahoo!? > > > Yahoo! Mail - You care about security. So do we. > > > http://promotions.yahoo.com/new_mail > > > MODEL ENGINEERING DISCUSSION LIST. > > > > > > To UNSUBSCRIBE from this list, send a blank > email > > > to, > > > modeleng-request@xxxxxxxxxxxxx with the word > > > "unsubscribe" in the subject > > > line. > > > > > > MODEL ENGINEERING DISCUSSION LIST. > > > > > > To UNSUBSCRIBE from this list, send a blank > email > > > to, > > > modeleng-request@xxxxxxxxxxxxx with the word > > > "unsubscribe" in the subject line. > > > > > > > > > > > > > __________________________________ > > Do you Yahoo!? > > All your favorites on one personal page =96 Try My > Yahoo! > > http://my.yahoo.com > > MODEL ENGINEERING DISCUSSION LIST. > > > > To UNSUBSCRIBE from this list, send a blank email > to, > > modeleng-request@xxxxxxxxxxxxx with the word > "unsubscribe" in the > subject= > line. > > > > > > MODEL ENGINEERING DISCUSSION LIST. > > To UNSUBSCRIBE from this list, send a blank email > to, > modeleng-request@freelist > > -------------------------------------------------------------------- > Peter Sheppard BSc (Hons) CEng FIEE FIRSE FSaRS > Principal Consultant > Lloyd's Register Rail Limited > 5th Floor, 37-39 Corn Street > Bristol BS1 1HT > > T: 0117 929 4443 > F: 0117 929 4554 > M: 07760 167 617 > E: peter.sheppard@xxxxxxxxxx > -------------------------------------------------------------------- > > > -----Original Message----- > From: R.L. Roebuck [SMTP:rlr20@xxxxxxxxxxxxx] > Sent: Wednesday, December 01, 2004 2:26 PM > To: modeleng@xxxxxxxxxxxxx > Subject: [modeleng] Re: Copper boilers > > > MODEL ENGINEERING DISCUSSION LIST. > > To UNSUBSCRIBE from this list, send a blank email > to, > modeleng-request@xxxxxxxxxxxxx with the word > "unsubscribe" in the subject line. > __________________________________ Do you Yahoo!? Read only the mail you want - Yahoo! Mail SpamGuard. http://promotions.yahoo.com/new_mail MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.