Essential Inspection Points: Solar panel inspections evaluate surface condition (cracks, dirt), structural mounting security, electrical wiring integrity, inverter operation, shading issues, metal corrosion, roof penetration seals, and energy output performance. Solar panel inspections are the shield against crippling callbacks. They're also the key to unlocking peak system performance for your clients. SECTION 1 – Field Inspection Guide: The purpose of this section is to give the field inspector a single-page reminder of the most important items in a field inspection. Quick Answer: Solar panels require three types of inspections: a mandatory final inspection for new installations before activation, annual DIY self-inspections, and professional inspections every two years. Whether you're managing a commercial installation or overseeing residential projects, a systematic inspection process helps identify potential issues. TLDR: Ensure your solar panels are running efficiently and safely! This checklist template guides you through key inspections - from panel condition to inverter performance - helping you identify potential issues and keep your system optimized. By conducting regular inspections, you can identify and address any issues.