I wondered about the fluid as well. I’ll have it tested tomorrow. It is the right color but I don’t remember if I have ever changed it in this car. The odd thing is that I did not see this build up 2 weeks earlier when I had the part out to check for holes in the diaphragm.
Michael E. Esh > On Feb 1, 2018, at 10:33 PM, Curley McLain via Mercedes > <mercedes@okiebenz.com> wrote: > > Cooper sulfate. Corrosion from copper or brass. Do you have good Go5 in the > radiator at the proper ratio? > >> Michael Esh via Mercedes <mailto:mercedes@okiebenz.com> >> February 1, 2018 at 5:04 PM >> I just replaced the damaged mono valve on the car. The one I just took out >> has a blue/green crusty substance all over the screen and any metal part. >> This is new in the last week. This stuff was not there a week ago. What >> would cause this? The only change was putting a valve in with poorly >> soldered solenoid. I pulled it apart last week and ruined the connections. >> The latest symptoms are good heat at below 2000 RPM’s but then heat would >> cut out completely at any thing over 2000. Fan would stay on just heat out >> the vents. >> I’ll test out the new monovave assembly I received from Andrew tomorrow >> morning. >> >> Mike >> >> >> Michael E. Esh > > _______________________________________ > http://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 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