Further to this, it occurred to me that (I think...) white lithium grease turns brown with age. Maybe someone simply decide to put some lube on the Molex headers to make it easier to fit the modules.
Ike Zimbel Zimbel Audio Ltd 416-720-0887 www.zimbelaudio.com Sent from my iPhone On 2011-05-15, at 9:57 PM, Ike Zimbel <[email protected]> wrote: > > No worries...my replies tend to be a bit short on the iPhone (and helpfully > misspelled too!). After taking another look at the pics, it looks like Greg > nailed it...some kind of goop-du-jour that was thought to have magical > contact cleaning properties. That said, I can neither recall nor imagine what > that product would have been. The MS stuff you mention looks like it might > work for cleaning it up. For my part, I use very few chemicals around the > shop. Isopropyl alcohol is about the strongest solvent I use, and so far, > it's been fine for anything I've come across. > Best, > Ike > > On 11-05-15 10:13 AM, Andrew Hamilton wrote: >> Thanks for clarifying (\;, Ike. However, I have made no objection to >> starting with water, nor have I indicated that a solvent should be used >> firstly. (Just saying...) Now, under the heading, flux remover, are >> cleaners, degreasers, and such. Miller-Stevenson make a variety of solvent >> and grease removers under this heading. The goop on Pete’s board looks >> pretty thick from here. By the way, I love the McGruber bent toothbrush >> idea... Takes me back to my time “on ice,” when shanks were the only way to >> get a point across. 0: >> >> (This is something like what I had in mind...) >> >> Vertrel® SMT Heavy Duty Solvent & Flux Remover >> Removes Organic Flux, Ionic Salts, Oils and Greases >> MS-755 (16oz Aerosol) >> MS-755M (8oz Aerosol) >> MS-757 (4oz, 8oz, Qt, Gal, 5G, 55G) >> A nonflammable, heavy duty solvent flux remover ideally suited for ionic >> salts and flux residues from electronic assemblies. Can also be used for >> precision and general industrial cleaning where enhanced solvency is >> required to remove heavy soils, such as mineral oil, vacuum fluids, wax and >> heavy grease. Vertrel® SMT is an azeotrope-like blend of Vertrel® XF with >> trans-1,2-dichloroethylene and methanol. It can replace trichloroethane, >> trichloroethylene and hydrochlorofluorocarbon (HCFC) fluids in many >> applications. No ODC (ozone depleting chemicals). >> >> >> >> >> Cheers, >> Andrew >> >> >> >> >> >> >> On 5/14/11 9:52 PM, "Ike" <[email protected]> wrote: >> >> No! The reason far starting a clean up like this one with water is >> to find out if the goop is water soluble. If it is, then water is >> the best choice to clean it up. If it isn't, water won't do >> anything with it, but no harm done. If you start with a solvent, >> a) it may not work on water based goop and b) you could be on your >> way to creating an even more destructive chemical soup (just >> finished watching Batman...). Flux remover Is extremely nasty and >> I seriously doubt that could be flux on the board. Are we all so >> far from our bachelor days that no one can remember what happens >> to food or beverages when left on a surface for really long >> periods of time undisturbed? >> Best >> Ike >> >> Ike Zimbel >> Zimbel Audio Ltd >> 416-720-0887 >> www.zimbelaudio.com <http://www.zimbelaudio.com> >> Sent from my iPhone >> >> On 2011-05-14, at 8:16 PM, Andrew Hamilton <[email protected]> >> wrote: >> >> How about using flux reomover? >> >> >> >> >> Andrew >> >> >> >> >> On May 14, 2011, at 3:59 PM, Greg Norman wrote: >> >> It looks like someone sprayed a wonder solution all over >> those, and it broke down over the years. I agree with >> others in replacing your connectors. Good luck. >> >> >> Greg Norman >> Electrical Audio Recording >> 773.539.2555 >> www.electrical.com <http://www.electrical.com> >> >> >> >> >> >> >> On May 13, 2011, at 10:14 PM, pete wrote: >> >> hey all - >> so i'm restoring an older series 3c here and after >> taking out all the modules, i'm finding that the >> backplane has this greasy gunk over some sections. >> (see photos). anyone ever see anything like this in >> older gear? is this some lube or cleaning agent that >> has transformed into goo after years? i'm cleaning >> this out with q-tips, but it's in the molex connectors >> as well (i'm assuming)... what's the best bet to clean >> this out thoroughly? Caig? >> >> thanks all... >> -pete >> >> <cleaning1.JPG> >> <cleaning2.JPG> >> >> >> >> >> >> >> -- >> [email protected] >> www.serifsound.com >> > > -- > Ike Zimbel, > Zimbel Audio Productions Ltd. > Toronto > 416-720-0887 > > "Studio House Calls". Authorized Warranty service for Allen& Heath, > Clear-Com, Drawmer, Soundcraft, SPL and Yamaha. Repairs and upgrades to > analog audio equipment including: AMEK, dbx, Neve, Neotek, MCI, Soundcraft > and more. Ask about our RF frequency co-ordination services! > www.zimbelaudio.com > > ------ > > View the list online at: http://www.mail-archive.com/[email protected] > > You can unsubscribe at anytime by sending an email to > mailto:[email protected] with "unsubscribe neotek" in the message body. > If you have any difficulties, or questions --please send an email to > mailto:[email protected]. > > The Neotek list is lovingly hosted by Catapult Web. Remember that any message > or reply sent to the list will be automatically forwarded to all subscribers. > > Vive Le Neotek! > > Thanks. > ------ View the list online at: http://www.mail-archive.com/[email protected] You can unsubscribe at anytime by sending an email to mailto:[email protected] with "unsubscribe neotek" in the message body. 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