Utilize a comfortable flame, heat gun or soldering iron to warmth the guardian steel adjacent to your maintenance region. A immediate flame about the maintenance location is probably going to overheat the solder and flux. When using a soldering iron, heat the joint space on equally elements, not the rod. https://miloateze.techionblog.com/27317274/what-does-types-of-solder-to-use-on-aluminum-radiator-mean