Using the Technika Bellissimo Dual Probe Oven Thermostat is easy. First, make sure your oven is turned off and cooled down. Then, carefully install the thermostat by aligning the mounting holes and connecting the spade terminals. The long and short bulbs should be placed in appropriate positions inside the oven. When using the oven, the thermostat will help maintain a stable temperature. As for maintenance, keep it clean and free from debris. Avoid getting it wet. If you notice any issues like inaccurate temperature readings, check the connections first. You can trust this thermostat as we have a long - standing reputation in supplying quality appliance parts. If you need further help, don't hesitate to contact us.