The answer to 'how to fix sewer repair' is to first identify and locate the source of the sewer problem. This may involve using a sewer inspection camera or having a professional plumber diagnose the issue. Common sewer repair problems include broken pipes, tree root intrusion, and blockages. Once the problem is identified, the next step is to excavate the area and repair or replace the damaged sewer line. This may involve digging up the yard, cutting into the pipe, and either repairing the existing pipe or installing a new one.
It's important to take safety precautions when working on a sewer repair, such as wearing proper personal protective equipment, avoiding contact with sewage, and properly disposing of any waste. Sewer repair is often a complex and dangerous task, so it's generally recommended to hire a professional plumber to handle the job, especially for major sewer line issues.