When restoring corrosion protection, which technician applies weld-through primer correctly?

Weld-through primer is designed to be applied to surfaces that will be welded, as it helps prevent corrosion in the area around the weld joint while ensuring good weld penetration. When technicians apply weld-through primer, it is crucial that they do so only on clean, bare metal, specifically where the weld will take place, as the primer is not meant to act as a standalone corrosion protection layer on its own.

In this scenario, if both technicians do not correctly apply the weld-through primer—such as by applying it on surfaces that are not clean or in areas where welding is not planned—then they fail to meet the proper standards for using this specific type of primer. The integral aspect of using weld-through primer lies in its application technique and adherence to welding practices. Such considerations are vital because improper application may compromise both the welding process and long-term corrosion resistance.

Therefore, the conclusion that neither technician applies weld-through primer correctly illustrates an important understanding of best practices in vehicle corrosion protection and the specific role that weld-through primer plays in ensuring maintenance of the integrity of welds and the surrounding areas.