1. Before using the Best Vertical Pit Furnace products, ensure that the power connector is in good contact, and the insulation of the power cord must meet the relevant regulations.
2. Secondly, pay attention to check the closed limit switch next to the furnace door or furnace cover of the Best Vertical Pit Furnace products, and ensure that the main circuit is powered off after the furnace door or furnace cover is started.

3. To control the gas flow meter and pressure gauge equipped with the Best Vertical Pit Furnace products, it is necessary to ensure that its indication is accurate and sensitive. Vertical well-type furnaces with flammable atmospheres must have alarms and necessary interlocking devices when the furnace temperature is lower than a certain temperature to avoid explosions.
4. The grounding bolts of the furnace body of the Vertical Pit Furnace products should be firm and reliable. The explosion-proof safety device controlling the pit furnace should be flexible and reliable, and the exposed electric heating element outside the furnace shell should have a safe and reliable protective cover.
5. Water temperature, water pressure and flow relays should be installed for the Vertical Pit Furnace products cooled by water. If abnormal conditions occur, the main circuit power supply should be cut off in time, and inspection and maintenance should be carried out.