Fixing damaged commercial electrical wiring requires careful assessment and repair to ensure safety and restore functionality. The process begins with identifying the location and extent of the damage, often using specialized tools like insulation testers or thermal cameras to pinpoint issues without disrupting the surrounding systems. After isolating the damaged section by turning off the circuit or de-energizing the area, electricians remove the faulty wiring or damaged components. New wiring or connectors are then installed according to code, ensuring all splices and terminations are secure. In cases of extensive damage, a rerouting of circuits may be necessary to avoid future problems. Once repairs are made, the system is thoroughly tested to confirm the repair is effective, and the area is re-inspected to ensure safety compliance. This process helps maintain the integrity and reliability of the commercial electrical system.