Solar Panel System Preventive Maintenance Checklist
Date
Technician Name
Site/Location
Visual Inspection
Solar panels are clean and free of debris
Panels have no visible cracks, chips, or discoloration
Mounting structures are secure
Wiring and cables are intact and organized
Electrical Inspection
Electrical connections are tight
No signs of corrosion or burn marks
Inverter Inspection
Inverter status: operational
No fault/error indicators
Performance Check
Output within expected range
Monitoring system is working
Additional Notes / Observations
Signature