I'm going to check the coolant level this weekend to see if it went down again. I had good heat today, with temps in the 30s and 40s (DC area). If the coolant level is still normal then I guess I don't need a monovalve after all.
On Fri, Mar 13, 2015 at 6:50 PM, Jon Agne via Mercedes < mercedes@okiebenz.com> wrote: > I’ll say it again. Chinese monovalves are crap. If your monovalve has a > minuscule tear in the rubber diaphragm, it’ll work great for a awhile, and > the return to it’s unpredictable and errant ways. IIRC, you also had an > issue with low coolant, so hopefully, your present (old) monovalve is good. > > As far as eBay, it can be great for unsophisticated parts, but I only use > it now for parts that have almost no chance of failure. > > Time = $$$, and I hate futzing with someone else’s junk part. > > After installing MB parts, my ’85 300D climate system worked 4.0 this > winter. > > Jon > > > > On Mar 12, 2015, at 4:16 PM, G. M. Brown via Mercedes < > mercedes@okiebenz.com> wrote: > > > > Guys, > > I changed the new mono valve insert, which I had obtained from the > PartsGeek, back to the one I had in there previously where one could not > regulate the temperature via the PBU thumbwheel . . . it would be max heat > at the MAX position or almost no heat at any other temp setting. The old > mono valve now back in place now, get this, I've got regulateable heat via > the PBU thumbwheel now where the new mono valve insert didn't provide any > heat at any PBU setting . . . go figure; I'm thankful for miracles no > matter in what form they appear. I'm gonna' try sending back the new mono > valve inserts to the PartsGeek. I'll bet they're Chinese junk as there are > no markings and the diameter of the mono valve (silver) shaft is rather > large which causes quite a tight fit. > > Also, in reference to the multi-purpose (turn signal) stalk which I was > having trouble with in my '84 300D and replaced with one obtained on Ebay > where the seller indicated that it was a working stalk, I just got done > measuring continuities of the 14 pin connector in all stalk positions of my > original stalk and, since I cannot get the lo-beam headlight position to > lose continuity when gently wiggling the stalk as it had been doing when it > was in the car previously (Note: I've since done a quite a thorough > cleaning , etc. of the original stalk while out of the car using acetone > and DeOxit . . . maybe that's the reason it seems to be working OK? I'll > reinstall it in the car to see what happens and try to return the Ebay > obtained stalk to the seller, though he has not responded yet but I'll > follow the Ebay rules and wait 3 days before contacting Ebay. > > G. M. Brown > > Brevard, NC > > > > _______________________________________ > > http://www.okiebenz.com > > > > To search list archives http://www.okiebenz.com/archive/ > > > > To Unsubscribe or change delivery options go to: > > > https://server.secureplusplusfour.net:2083/cpsess595060604/3rdparty/mailman/listinfo/mercedes_okiebenz.com > > > > > > > _______________________________________ > http://www.okiebenz.com > > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > > https://server.secureplusplusfour.net:2083/cpsess595060604/3rdparty/mailman/listinfo/mercedes_okiebenz.com > > > _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: https://server.secureplusplusfour.net:2083/cpsess595060604/3rdparty/mailman/listinfo/mercedes_okiebenz.com
