Solar Panel Maintenance Checklist Template
Keep your solar investment shining! Our Solar Panel Maintenance Checklist Template ensures peak energy production and prevents costly repairs. Download now and schedule proactive inspections, cleaning, and performance checks for optimal efficiency and longevity.
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Visual Inspection
Check for any visible damage, debris, or discoloration.
Panel Condition
Describe any visible damage
Upload photos of panel condition
Number of cracked cells (if any)
Evidence of Delamination?
Evidence of discoloration?
Notes on Frame Condition
Panel Cleaning
Remove dirt, dust, and other debris to maximize energy production.
Cleaning Date
Cleaning Start Time
Cleaning Method Used
Water Pressure (PSI)
Cleaning Notes
Panel Temperature (°C)
Wiring and Connections
Inspect wiring, connectors, and junction boxes for corrosion, damage, or loose connections.
Wire Gauge (AWG)
Connector Type
Connector Manufacturer
Comments on Wire Condition
Corrosion Present?
Torque Value (Nm/lb-in)
Inverter Performance
Monitor inverter status, error codes, and output power to ensure optimal operation.
DC Voltage (V)
AC Voltage (V)
Output Power (kW)
Efficiency (%)
Error Codes Present?
Error Code Details (If Applicable)
Last Firmware Update Date
Time of Reading
Mounting Structure
Examine mounting hardware and structure for corrosion, looseness, or signs of stress.
Torque Value (Nm/ft-lbs)
Mounting Bolt Condition (1-10, 10=Excellent)
Corrosion Present?
Description of any corrosion observed
Mounting Hardware Integrity?
Distance Between Mounting Points (mm/in)
DC Disconnect Switch
Verify proper operation and labeling of the DC disconnect switch.
Switch Identification Number
Last Inspection Date
Switch Voltage (V)
Switch Operational Status
Notes / Observations
Inspector Signature
Grounding System
Check grounding connections and ensure proper grounding integrity.
Grounding Conductor Visual Inspection Notes
Ground Resistance Value (Ω)
Grounding Connection Condition
Last Grounding System Inspection Date
Any observed corrosion on grounding components?
Grounding system bonding integrity?
Vegetation Management
Ensure surrounding vegetation is trimmed to prevent shading and maintain airflow.
Distance to Nearest Vegetation (ft)
Vegetation Type
Description of Vegetation Concerns
Last Trimming Date
Trimming Required?
Notes on Trimming Actions (if applicable)
Performance Monitoring
Review system performance data and compare to expected values to identify anomalies.
DC Voltage (V)
AC Voltage (V)
DC Current (A)
AC Current (A)
Power Output (kW)
Date of Performance Check
Time of Performance Check
Performance Notes/Observations
Documentation
Record maintenance activities, observations, and any repairs performed.
Date of Inspection
Time of Inspection
Observations/Notes
Panel Voltage (V)
Panel Current (A)
Technician Signature
Next Scheduled Maintenance
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