Using this Copreci Universal Twist - On Magnetic Pump Motor is quite straightforward. First, make sure the power is off before you start the installation. Identify the 4 - lug mounting points and twist the pump motor into place firmly. Connect the 6.4mm spade terminals at the front of the pump to the appropriate power source, but always double - check the voltage requirements (it operates at 220 - 240VAC, 50Hz). When in use, don't overload the pump, as it has a power rating of 30Watt and 0.2Amp. For maintenance, keep the pump clean and free from debris. Regularly check the O - ring with a diameter of 60.9mm for any signs of wear or damage. If you encounter any problems, refer to the full guarantee provided. And always remember, our 25 - year experience in supplying appliance parts means you can trust this product.