How To Weld Aluminum Ac Line. Then it doesnt matter what area youre in if a puncture hole happens to be why youre repairing the aluminum line. Aluminum TIG Weld Repair of an Air Conditioner Line - YouTube.
Use a solvent such as acetone or a mild alkaline solution like a strong soap to remove any oil grease and water vapor from the aluminums surface. If you pull the tip too far away it will cause the arc to spread too much and the weld will become difficult to. The shielding is added through a compressed bottle that provides gas flow to the weld area.
Braze Aluminum AC Lines at Weld Strength with Muggy Weld.
Step 4 Open the valve on the Turbo-Torch and pull the trigger to light the torch. Try a heating and cooling shop and see if they could make you up one. 2 pieces of aluminum air conditioning duct are joined with the braze technique using Super Alloy 5 aluminum repair kit and an oxyacetylene torch. Apply the flame to the joint until its hot enough to melt the rod.