...ment to give you IP's new address... http://www.ipengineering.co.uk/page63.html
Hope you can get it all sorted...Tony ----- Original Message ----- From: "Tony" <[EMAIL PROTECTED]> To: "Small-scale live steam discussions" <[email protected]> Sent: Wednesday, October 26, 2005 9:46 PM Subject: Re: [SSLiveSteam] DisassemblingI.P. Engineering Jane/Mamod Cylinders > Hi Steve, > > The IP cylinders are nicely made...I could never make anything that works > as > fine But... > > When I first get the cylinders look in the ends of the distribution block > I > have had them were they are partially blocked with brass scarf...careful > twidle with a suitable size drill does great things for the running > properties > > ...also I put all my new IP cylinders in a contaier with some dish soap > and > pump them a few times under the water surface...all sorts of bits and > metal > filings can be found in the bottom of the container upon removal of the > cylinder...then oil them up and you are ready to go. > > IP replacement "O" rings are made of a high temp red material...I belive > the > originals in mine were a grey/black colour...the originals in mine wore to > a > "D" section...that is the surface sliding on the cylinder walls was worn > flatish...my friend and I got a bunch of the new reds and really like the > sealing properties...IP were aware that some of the old "O" rings were > wearing...I have replaced the "O" rings in all my IP's when they have come > due for service. Most of my cylinders have many hours of steaming. > > ...you may have a good seal with oil but steam is a whole different > thing...I have had locos run sweet on air but horrible on steam. > > That little step in the cylinder has me pondering...unless the "O" ring > had > completely wore down to metal?? ....an abrupt step me thinks was a > glitch > in the original machining...maybe the bore tool picked in the machining. > > ...is it all the way around on the inside with a sharp step? ...if it is I > would get in touch with IP for the last word on that...sounds like the > step > is cutting the "O" rings...I think it is a manufacturing problem...they > are > nice folks...upon hearing the problem they just might ship you a new > cylinder. > > ...also they make the 1/8" "O" rings for the Reversing valve...the old > black > ones go hard and flat...they stay sealed but if you take out the steam > pipes > for any reason a leak is a for sure...there new replacement ones are > springy > red like the cylinder ones...and they stay springy ...I have red ones in > all > mine and my friends wobblers. > > Have you had them from new...if not then someone might have been in there? > > Tony > > > ----- Original Message ----- > From: <[EMAIL PROTECTED]> > To: "Small-scale live steam discussions" <[email protected]> > Sent: Wednesday, October 26, 2005 8:24 PM > Subject: Re: [SSLiveSteam] DisassemblingI.P. Engineering Jane/Mamod > Cylinders > > >> With all the expert advice I got the cylinder disassembled without >> mishap. >> To tap out the cylinder end I did use a correctly-threaded screw to clamp >> the cylinder to an aluminum plate that I clamped in the vise. A small >> piece of brass strip was wedged between the cylinder and the vise jaw to >> bear the force of the hammer blows. >> >> Inside the cylinder were both brass shavings and threads of black >> material - probably oil-saturated o-ring shavings. After cleaning up, the >> piston, with liberal oil, would seal as well as the other cylinder, at >> least at one end. >> >> The cylinder bore is ribbed from machining, and when looking carefully a >> very slight step in the bore diameter can be seen about 1/2" down. >> Probably no more than a few ten thousandths, but it can be seen >> distinctly. >> >> Now I'm debating whether to try to polish out the machining marks, and >> hopefully reduce the step in the bore, or to leave well enough alone. I >> will fit a new o-ring for sure. And I'll check its fit before doing any >> polishing. >> >> Thank you for the posting the deWinton photo, Tony. When I get mine all >> back together I'll post a photo of it, too. >> >> Steve >> >> >> __________________________________________________________________ >> Switch to Netscape Internet Service. >> As low as $9.95 a month -- Sign up today at >> http://isp.netscape.com/register >> >> Netscape. Just the Net You Need. >> >> New! Netscape Toolbar for Internet Explorer >> Search from anywhere on the Web and block those annoying pop-ups. >> Download now at http://channels.netscape.com/ns/search/install.jsp >> _______________________________________________ >> SSLiveSteam mailing list >> Send messages: [email protected] >> Cancel subscription: http://postfix.45mm.com/mailman/listinfo/sslivesteam >> Rules: http://www.45mm.com/sslivesteam_guide.html >> >> > > > _______________________________________________ > SSLiveSteam mailing list > Send messages: [email protected] > Cancel subscription: http://postfix.45mm.com/mailman/listinfo/sslivesteam > Rules: http://www.45mm.com/sslivesteam_guide.html > > _______________________________________________ SSLiveSteam mailing list Send messages: [email protected] Cancel subscription: http://postfix.45mm.com/mailman/listinfo/sslivesteam Rules: http://www.45mm.com/sslivesteam_guide.html
