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Renew Solar Services · Nassau & Suffolk County

Solar Repair & Service Guides

Plain-English answers about solar repair, removal and reinstallation, inverters, upgrades and older systems on Long Island — from the licensed electricians who do the work.

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Call (631) 500-5115

Latest guides

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Technician connecting solar panel wiring connectors on a roof
Repair & Troubleshooting

My Solar Monitoring Is Offline or Showing No Data — What Does That Mean?

Monitoring offline or showing "no data"? Why a monitoring gap is often separate from a production problem, what to check first, and when to call for a professional look.
September 24, 2026
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Home with rooftop solar panels and a ladder set up for service
Financing & Incentives

Is It Better To Lease Or Buy Solar Panels?

Leasing or buying solar panels: how ownership and leases compare on incentives, flexibility and long-term value.
April 9, 2025
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Solar installer securing a panel on a residential roof
Financing & Incentives

What Financing Is Available for Solar Installations And Repairs?

An overview of solar financing options (loans, leases and PPAs) and what to watch for before you sign.
April 9, 2025
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Two technicians working on a rooftop solar array
Financing & Incentives

How Do The Solar Tax Credits And Incentives Work?

How federal, New York State and local solar incentives work, and what has changed for homeowners.
April 9, 2025
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Two technicians working on solar wiring on a roof
Repair & Troubleshooting

What Are The Most Common Solar System Problems?

Inverter failures, wiring issues, installation errors and critter damage: what each problem looks like and how it gets diagnosed.
April 9, 2025
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Crew working on a residential roof with solar panels removed for roof work
Removal & Reinstall

Do I Need A New Roof Before Getting Solar Panels?

Why your roof's condition matters before solar goes on, and how to avoid a removal and reinstallation sooner than planned.
April 9, 2025
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Technicians handling a solar panel during rooftop solar work
Removal & Reinstall

What You Should Know About Solar Panel Removal & Reinstallation

When solar panels have to come off for roof work or repairs, here's how removal and reinstallation works and what to plan for.
April 9, 2025
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Technician in a safety harness working on a roof
Maintenance

Keep Your System Running With Preventative Maintenance

What preventative solar maintenance covers and why catching small problems early keeps a system producing.
April 9, 2025
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Two Renew Solar Services technicians on a roof during a solar service call
Older & Orphaned Systems

Gain Access To Manufacturer Warranties

Your installer may be gone, but manufacturer warranties on panels and inverters can still apply. Here's how to find out what's covered.
April 9, 2025
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Talk to a licensed electrician about your system

Led by a Licensed Master Electrician. Serving homeowners and roofing contractors across Nassau and Suffolk County.

Get Service Now
(631) 500-5115