Don't you find it weird if you post you want to buy a machine the M Tec dealer is in first place to make a reply . Now one of you has a problem and he is not here to help . Ambulance chasing comes to mind .
Were using an mtecm300 everythings fine then it'll start spraying thick so you can almost see the aggregate for a few metres? Is this normall were getting it alot I thought it might be stop starting but even on good runs its happening?
When you check your back pressure do you have any fluctuations in bar pressure .