Hi Bob; Wish I could help on the replacement drive, but you left out option #4, replacing the Alco models drive with a a Railmaster/Northyard RSD drive. It seems to me somebody wrote an article on doing that for Alco models RS-3s when the drives failed...
Pieter E. Roos --- On Mon, 3/7/11, Bob Werre <[email protected]> wrote: > Dear Friends, I write this with > heavy heart! I've been fighting this > fight for about a year but things keep getting worse! > I ask you to > check your junk boxes for the items I need--and you thought > I was going > to ask for donations didn't you! > > I've been trying to get one of my favorite engines (Alco > models RS-5) > back to running good. I had a sound decoder > malfunction. I replaced > that and things seemed good, but when I started pulling a > train I > discovered that one truck's drive wheels would stop > rotating on a grade > or with a moderate weight train. After taking it > apart again and again, > I determined that the universals, shafts and the worm all > were doing > their thing. I found a fair amount of play in one of > the 4 zamac (yes > that again) castings. When I tried to tighten it the > screws broke out > and the surrounding area broke loose. This play was > apparently letting > gears loose their mesh. > > Each truck has four castings--two are a sandwich affair > that hold the > drivers and the two upper pieces are a bit more like a clam > shell with > two halves--one of those halves is the problem. > > I have thought about three solutions: #1 is to find > someone to make a > new upper replacement piece possibly from solid brass > stock. #2 > re-drill deeper holes in the existing casting and then try > and replace > the broken 'crumbs' with some JB Weld--somewhat like a > dentist would do > with a cavity. Or #3 find somebody who has one of these > drives that is > too far gone, but where this piece might still be okay. > > Since #3 is the easiest, so I'm starting with this group > first. Anybody > have one they can spare? Please help me get this > little fellow back in > good health so it can run and play with all the other > engines in the > neighborhood--operators are standing by! > > Bob Werre > BobWphoto.com ------------------------------------ Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/S-Scale/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/S-Scale/join (Yahoo! ID required) <*> To change settings via email: [email protected] [email protected] <*> To unsubscribe from this group, send an email to: [email protected] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
