Don't ya just love things you can fix yourself? Nice job. Jim will be proud.......
Mike On Apr 2, 2012 12:53 PM, "clay monroe" <redgh...@comcast.net> wrote: > SL has a wonky speedo. It registers about 10mph or 9% low. I am not sure > what is up with it, since I have yet to remove it from the cluster. The > odo works just fine. Tach is spazzed out and will need acute attention. > > The tach pegs when you start the car and just stays there. Used to flop > about before. Slow to show the increase in revs and then flop around, > wiggling between 1k marks. Never settled down, then just decided to go > full goose bozo. I have three spares I can swap in, but if consensus is > that the sender is probably cause, may hit that first. > > Either way, I will be pulling the cluster and looking at the speedo. What > should I lube the cable with? Light mineral oil or graphite? I do not > recall what Marshall advised. > > I did yank the offending washer pump. Looked around online for > replacement. Yeah, that ain't gonna happen. Design change to spaded top > instead of round connectors and reversed polarity. There is another model > that does not bolt to the frame and live under the radiator overflow tank, > but it needs to be strapped to the washer bottle and does have the proper > power connector. Proper use one is more than $80, the other is black and > around $30, and I have to rejigger the mounting. > > Put 12v to the pump and it hums, so motor is good. No spinny though. > Figured I was not going to lose cash by taking it apart. (this is the > same pump as used in w116) Doused the wee screws and bolts with kroil and > let it sit for an hour. Then delicately unscrewed and held tight to nuts > (both) and got the thing apart. Pretty simple thing. Motor, spins plastic > wheel attached to brass post and toothed gear. Gear spins another gear > (stabilizer) and somehow water is sucked in one side and out the other to > the windscreen. > > At least that is what is supposed to happen. The thing was seized with > tartar deposits. Soak it vinegar and hope that softened it some. Get ice > pick and make small whacks at rear of gear posts to remove them, then soak > and look for dental tools. Grab wet sanding block 220 and go to town on > the brass sealing facia, then do hygienist impression on the gears and > body. Get it all nice and bright/smooth and used some light machine oil to > seat all the moving parts and put her back together. I have a washer pump > now. > > > > > clay > > > 1974 450sl - Frosch - Two tone green > 1972 220D - Gump - She is green, simple and ran > 1995 E300D - Cleo - Used by the Queen of Denial > POS 1987 SDL - Beware Nigerian Scammers > > > > > > > > _______________________________________ > http://www.okiebenz.com > For new and used parts go to www.okiebenz.com > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > _______________________________________ http://www.okiebenz.com For new and used parts go to www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
