1. Always check the gas pipeline to avoid leaking the pipeline. When the air leak is found, the gas valve should be closed in time, the doors and windows should be opened, and the fire should be prohibited. 2. Before using the gas water heater, check whether the room window or the exhaust fan of the water heater is installed. The ventilation is not good. When using the water heater continuously, keep the ventilation well. 3, windy weather found that the installation of the water heater room inverted irrigation or flue-type water heaters should be suspended from the flue when using the water heater; 4. During the operation, it is found that the flame overflows the outer shell or the lower part has a flame, and should be suspended. 5. When the water heater is running, the upper part emits black smoke, indicating that the heat exchanger has been seriously blocked or there is foreign matter in the burner, and should be immediately deactivated and sent for maintenance; 6. It is found that there is a fire in the upper part of the water heater. It may be that the gas pressure is too high or the gas source type is correct. The reason should be stopped to find out the cause; 7, the cold season water heater should pay attention to antifreeze; 8. For minors, foreigners and relatives should pay special attention to safety guidance when using water heaters. The church should use it correctly, and do not care; 9, smoke exhaust flue should pay attention to prevent corrosion, the flue can not learn to smoke or block; 10. The water heater should be fully maintained and maintained by professionals every six months or one year. [Scan the QR code below, pay attention to the WeChat public number "Jiuzhen cabinet network "; you can view the popular article " Buy cabinets must pay the deposit first, I don't trust you!" ! ! ", want to communicate with peers can join the Jiuzheng building materials network cabinet exchange group] Weekender Bags,Weekender Travel Duffel Bag,Foldable Travel Duffel Bag,Waterproof Weekender Travel Duffel Bag Dongguan C.Y. RedApple Industrial Limited , https://www.redapplebags.com