One of the best things about solar panels is how low-maintenance they are. But that doesn’t mean you can set and forget them entirely. With just a bit of care, you can ensure your panels keep delivering peak performance and maximum savings for decades.
Here’s what you need to know.
1. Keep Panels Clean
Why it matters:
Dust, bird droppings, leaves, and pollution can block sunlight and reduce efficiency—sometimes by up to 20% or more.
How to do it:
- Rinse panels with a hose early in the morning or late afternoon.
- For stubborn grime, use a soft sponge or squeegee with mild soapy water.
- Avoid harsh chemicals or abrasive brushes.
Tip: If your panels are hard to reach, schedule a professional clean once or twice a year.
2. Perform Visual Inspections
What to look for:
- Cracked glass or frame damage
- Loose wiring or exposed cables
- Water pooling near panel mounts
- Inverter display warnings or alerts
How often:
Give your system a visual check every 3–6 months, or after extreme weather events.
3. Monitor System Performance
Use your inverter or app to track output. A noticeable drop in generation could indicate a problem—even if the panels look fine.
Tip: Keep a monthly log to spot trends and identify issues early.
4. Schedule a Professional Checkup
Why it matters:
Every 1–2 years, it’s a good idea to have your entire system checked by a certified technician. They’ll inspect:
- Panel alignment and integrity
- Inverter health
- Battery performance (if installed)
- Roof attachments and seals
5. Maintain the Inverter and Battery
- Inverter: Ensure it’s clean, shaded, and properly ventilated. Check for warning lights or strange noises.
- Battery (if hybrid/off-grid): Keep it in a dry, cool location. Test capacity and condition periodically (usually via the system software).
Final Tip
Clean panels = more power = more savings.
Just a little attention each year can help you maximize your return on investment and extend the life of your system.
If you’re unsure about cleaning or checking your solar setup, Greenvolt offers affordable maintenance and monitoring services. We’re here to help your system run strong—year after year.
📞 Need a panel clean or system health check? Get in touch with us today!



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