Yes, that’s right, a better way to fix those collapsed tubes. Important note from Storz & Bickel: “We often receive machines for repair that people have opened, hoping a pinched tube was their problem, too. Usually, this is not the case, but in opening their machine, they void the warranty, and sometimes damage the thermostat in the process. The thermostat is located behind the knob, and if the knob is not removed before the shell is taken off, the spring mechanism can be damaged. While we … For instance when the release of the inhibitory transmitter GABA is reduced the net effect is an increase in the excitability of the endocannabinoid-releasing cell.