In a word.... Yes!Originally Posted by 5655404B46445757250 link=1266966290/0#0 date=1266966290
Like any electro-mechanical device, they will wear out.
Since you have a PID Controller installed, why not use that instead? It will do a much better job than any thermostat and will hold Steam Volume at the optimum level throughout any milk texturing exercise.
Should give that some thought mate.... ;)