1,it needs 1minutes begin to test the tempurature after put the thermometer into the water
2.Water or liquids needs to cover the stainless flat washer that can test the accurate tempurature .
3. To prevent leaking, wrap the 1/2" threads with Teflon tape prior to threading into the port.
Note:Because each customer's product is not used in the same way, it is installed in a different location. Therefore, there is no uniform O-washer and nut. It is necessary to purchase according to the specifications of 1/2" NPT thread In addition.
1 x Weldness Thermometer