[MBZ] Monovalve Issues (I think)

2012-10-31 Thread Jon Agne
Lately I've been having an issue about getting heat while the car is at any sort of speed. The heat works perfect at idle in the driveway, but when I increase the rpm's to anything over 1800, the heat gradually fades away to cool air. Sometimes the heat will return when at idlesometimes

Re: [MBZ] Monovalve Issues (I think)

2012-10-31 Thread Rick Knoble
On Oct 31, 2012, at 1:33 PM, Jon Agne jonag...@gwi.net wrote: Lately I've been having an issue about getting heat while the car is at any sort of speed Here is a reply from Philip on the same question from my email archive. Michael Canfield wrote: The heater in my 83 300d only blows

Re: [MBZ] Monovalve Issues (I think)

2012-10-31 Thread andrew strasfogel
Amen! I've BTDT many times. Remove the cover and pull out the insert - the mesh screen is probably torn. If intact, the only other possibility is a faulty ACC module. On Wed, Oct 31, 2012 at 2:43 PM, Rick Knoble rickkno...@hotmail.com wrote: On Oct 31, 2012, at 1:33 PM, Jon Agne