We performed a comprehensive preventative maintenance service on a residential Generac standby generator system in Spring, Texas. Our team inspected the Evolution 2.0 control panel, the main electrical service panel, and the internal transfer switch components to ensure electrical connectivity. We addressed the scheduled service alerts to keep the system prepared for unexpected power outages. During the visit, we tested the 26R battery and charging system using a digital multimeter to confirm peak performance. We also inspected the engine valve train, checked the air filtration system, and verified the integrity of the galvanized gas piping and regulator. This thorough inspection confirms the unit is ready for its weekly exercise and reliable backup power operation.