Because the industrial furnace is a kind of high-temperature operation, easy to damage equipment, so in order to ensure safe production, must be applied for a period of time after inspection, timely find problems, timely repair, troubleshooting, to ensure safe production, If any problem is found, it should be reported to the workshop supervisor or other maintenance personnel in time. (2) during the production and operation of the industrial furnace or when the furnace is shut down, the mechanic, stoker, furnace chief (team leader) and maintenance personnel in charge of the equipment should check the furnace regularly or irregularly, and record at any time to find out the cause