Using this Dishlex and Electrolux dishwasher main on/off switch is simple. Just push it on to start your dishwasher and push it off to turn it off. When installing, make sure to match the 6.4mm spade terminals correctly. If you're not confident in installing it yourself, it's a good idea to get help from a professional. As for maintenance, keep the switch clean and dry. If you notice any issues like the switch not working properly or unusual noises, stop using the dishwasher immediately and contact us. And remember, if you're unsure whether this part fits your dishwasher model, check with us using the full model number before making a purchase.