Using this Westinghouse fridge thermostat is easy. First, make sure your fridge is unplugged. Then, find the old thermostat in your fridge. Usually, it's inside the fridge compartment. Remove the old one carefully. You can then install the new thermostat using the single - hole and nut method. Make sure the 300mm long capillary is placed properly inside the fridge. Connect the 3 x 6.4mm spade terminals correctly. When using, don't expose the thermostat to excessive moisture or heat. If your fridge is in a hot or humid area, try to keep the area well - ventilated. For maintenance, check the connections regularly to make sure they are secure. If you notice any issues like your fridge not cooling properly, it might be time to check the thermostat. And remember, since we have over 25 years of experience in appliance parts, you can trust this product.