Without a nonconductor between them, electrolysis will "rust away" (erode) the iron. When dissimilar metals are in contact with each other, electrolysis (natural reaction/flow of electrons between them) erodes the less "noble" metal.
Wilton ----- Original Message ----- From: "Tom Hargrave" <[EMAIL PROTECTED]> To: "'Mercedes Discussion List'" <mercedes@okiebenz.com> Sent: Tuesday, November 11, 2008 7:49 AM Subject: Re: [MBZ] OT - home hot and cold water filters update > You should not be mixing iron & brass. You should have a fitting in between > made of PVC. > > Thanks, > Tom Hargrave > www.kegkits.com > 256-656-1924 > > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] > On Behalf Of OK Don > Sent: Monday, November 10, 2008 10:18 PM > To: Mercedes Discussion List > Subject: [MBZ] OT - home hot and cold water filters update > > I finished installing the new water system in the kitchen this > evening. It consists of two stainless and bronze filter housings, lots > of iron, brass, copper, and plastic parts. Of possible note is that > the filter assemblies were salvaged from a photo lab water temp > control panel - and is old. I soaked the assemblies overnight in a > bucket of citric acid to clean off the old scale deposits - they came > out sparkling clean looking. > The filters are carbon block, 5 micron nominal, and new. > > The water now tastes oily and metallic - even after running it for 15 > minutes. Is this likely coming from the old filter top casting > (bronze) or the iron pipe reducers and nipples? > > -- > OK Don, KD5NRO > Norman, OK > "There are only three sports: bullfighting, motor racing, and > mountaineering; all the rest are merely games." - Ernest Hemingway > '90 300D (Rattled), '92 300D (Saber), ''97 Ply Grand Voyager (Vincent > van-go) > > _______________________________________ > http://www.okiebenz.com > For new parts see official list sponsor: http://www.buymbparts.com/ > For used parts email [EMAIL PROTECTED] > > To Unsubscribe or change delivery options go to: > http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > > No virus found in this incoming message. > Checked by AVG. > Version: 7.5.549 / Virus Database: 270.9.0/1778 - Release Date: 11/9/2008 > 2:14 PM > > > No virus found in this outgoing message. > Checked by AVG. > Version: 7.5.549 / Virus Database: 270.9.0/1780 - Release Date: 11/10/2008 > 8:58 PM > > > > _______________________________________ > http://www.okiebenz.com > For new parts see official list sponsor: http://www.buymbparts.com/ > For used parts email [EMAIL PROTECTED] > > To Unsubscribe or change delivery options go to: > http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com _______________________________________ http://www.okiebenz.com For new parts see official list sponsor: http://www.buymbparts.com/ For used parts email [EMAIL PROTECTED] To Unsubscribe or change delivery options go to: http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
