Operation safety notice:
1. It is not allowed to take the following measures during the use of the product:
2. Change key parts of heater at will:
3. Violation of the specifications or requirements in this manual during installation and operation:
4. Only original accessories and original accessories are allowed for installation or maintenance
5. It is not allowed to use the heater in the environment where flammable steam or dust is easily formed, As follows: Fuel warehouse: carbon storage warehouse: Wood warehouse: granary and other places with clear requirements for fire safety: 6. The heater must be turned off when refueling
7.During the operation of the heater, it is not allowed to stop the heater by forced power-off.