Quick Answer
For uneven roof surfaces, specific installation tips involve using shims, adjusting the mounting system, and ensuring proper panel alignment to prevent water infiltration and optimize energy production.
Assessing Roof Surface
Before installing solar microinverters on an uneven roof, assess the surface to identify potential issues. Check for any dips, peaks, or loose shingles that may affect the installation. Use a level and a laser distance measurer to determine the roof’s slope and ensure it’s within the manufacturer’s recommended range (typically 15° to 40°). If the roof is too steep or uneven, consider using a different type of mounting system or consulting a professional.
Mounting System Adjustments
To compensate for uneven roof surfaces, adjust the mounting system as needed. Use shims (such as 1/4" or 6mm thick) to level the mounting rails and ensure proper panel alignment. For more extreme cases, consider using a rake or adjustable mounting system that can be customized to fit the roof’s unique shape. When adjusting the mounting system, always refer to the manufacturer’s instructions and take necessary safety precautions to avoid accidents.
Panel Alignment and Water Infiltration
Proper panel alignment is crucial to prevent water infiltration and optimize energy production. Ensure that each panel is installed at a 90° angle to the roof surface and that the mounting system is secure. Use a spirit level to verify that the panels are properly aligned and adjust the mounting system as necessary. Additionally, inspect the roof surface around each panel for any signs of water infiltration or damage, and address any issues promptly to prevent further damage.
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