The answer to 'how to clean pipe repair' is to thoroughly clean the area around the pipe repair before covering it. First, use a stiff-bristle brush to scrub away any debris, rust, or residue around the repair site. Then, wipe the area clean with a damp cloth to remove any remaining particles. This will help the new sealant or joint compound adhere properly and ensure a long-lasting repair.
It's important to clean the repair site thoroughly, as any leftover debris or moisture can prevent the new materials from bonding correctly. Be sure to also turn off the water supply and drain the line before attempting any pipe repairs to avoid leaks or flooding.