Using this Whirlpool lid switch assembly is easy. First, make sure your washing machine is turned off and unplugged. Then, locate the old lid switch in your large automatic Whirlpool washing machine. Remove the old switch carefully, disconnecting the wiring harness. Next, connect the wiring harness of this new switch to the corresponding ports in the machine. Align the mounting holes of the switch with those in the machine and secure it. Once it's installed, plug in your washing machine and turn it on to test. When using the washing machine, don't force the lid open while the machine is running. For maintenance, keep the switch and its wiring clean and dry. Check the connections regularly to ensure they are tight. If you notice any issues, contact us right away as the product is fully guaranteed.