Hello, you said the situation is the most likely that the decoction machine on the rollers of the left and right tension screw pressure is not average, a simple analogy, a car a tire with air, a flat tire, it will run off. The solution is to look at the bag to which side of the tilt, on which side of the loose screws, a circle of loose, do not loose too much at a time, if still not, click on my name huanzimeng find contact information.
Pharmaceutical king decoction machine Lei Xiao