Range becomes larger. While we haven't tried it, you could probably stop the switch from closing until you had 15 to 20kPa of pressure. Note,however, that the rubber diaphragm isn't designed to withstand these. Pressure levels, so there may be some long-term reliability problems. So what uses can be made of these switches? That depends on your imagination, but here are some suggestions:
You should be competent with electrics with a degree of experience to do the above test has it involves opening your appliance and removing and replacing wires inside the machine that will become live once the wires are replaced and the washing machine is turned on, there is no "zero" place for mistakes on this job, if you do not fully understand house hold electrics you should not attempt the test. You can get a lot more free advice or a low cost repairs source by following this link to our washing machine repairs web page.