Double Head Oxygen-Propane Welding Torch Air conditioning repair tool Welding Accessories

Install the welding tip and tighten, turn on the oxygen source and tighten, open the preheat oxygen valve and gas valve. Check the air connector, there should be suction before connecting the air source and normal use. After each tempering, the above steps should be repeated until the inspection is normal before it can be used again. The gas source and welding gas path must be equipped with flashback arresters. When tempering occurs, the preheating oxygen valve and gas valve should be closed immediately. This product is strictly prohibited from contacting with grease to prevent oxygen combustion or explosion. Do not tap when using. The tip channel should be kept clean and smooth at all times. Impurities and dirt in the channel should be removed at any time. In the gas pipeline, a flashback prevention device must be installed.