How to replace thermocouple on high temperature furnace?

Time：2022-05-31

Today, let’s talk about how to replace thermocouples in high temperature furnace:
1. disconnect the power supply of the electric furnace and remove the rear panel or top cover of the electric furnace.
2. write down the connection mode of thermocouple. The negative pole of the thermocouple is marked in blue. 1700 ° C and 1800 ° C thermocouple “compensation” cables are made of pure copper.
3. disconnect the thermocouple from its terminal block.
4. loosen the thermocouple sheath by loosening the screw, remove the sheath and shake off any fragments of the thermocouple.
5. reinstall with a new thermocouple to ensure that it is not twisted when inserting the thermocouple and snap back the metal sheet or screw in the screw to clamp the sheath.

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