Inspecting a Solar Power System Before Buying a Solar Home

Let's say you've made an offer on a new orinspection. As needed, hire an experienced solar
retrofitted solar home. It may be a passive solarelectrical contractor to do or help you with the
design or it may have a solar electric system or both.inspection. If an agreement has been signed to supply
How can you make sure it works as advertised andpower to a local utility, ask the utility to send an
you are getting what you paid for?inspector so you can check things out together.
First, you need to know what's in the solar system.What should you look for as you inspect a solar
The seller should disclose to all buyers exactly whatpower system?
solar equipment is included in the sale. It must be in- If the system is new. Check all the building permit,
writing. If it's not clear, ask for a specific list of solarowners manuals, and other solar system
equipment from the seller or through your real estatedocumentation to make sure its complete.
agent. You may want to have the seller or agent- If retrofitted to the house, inspect all building
show you each component included on the solarpermits to ensure that installation was completed
power system list. Or you may want to hire anaccording to local electrical codes.
inspector or solar power expert to check out each- Follow the system from where it starts (PV
component.modules or heating coils) to its end (main power
Remember that passive solar power systems arepanel or hot water heater), asking questions and
nothing more than properly placed south facinglooking at condition.
windows with a roof overhang for summer shading- Verify that the output is what the owner says it is;
and something inside to soak up the heat, often a tilethat is, check the amount of current and voltage or
or cement floor. There aren't any "components" tothe hot water temperature delivered to the solar
passive solar power systems other thanhome.
solar-conscious design.- Make sure the system has adequate safety
In most states, real estate law says that if it isequipment such as ground-fault interrupters (GFIs),
attached to real estate, it is real estate. And if it isn'tlightning arrestors, fuses, and circuit breakers.
attached, it's personal property. Personal property- Look for obvious problems such as birds' nests
included in a real estate sale must be listed to bearound PV modules, damaged cable or wire, broken
included. For example a refrigerator is personalframes, inoperable gauges, or other conditions that
property, buy an installed door is real estate. Thatcan impact operation or safety.
rule suggests that any attached solar power- If the system includes other power sources (grid,
equipment sold with the home is probably consideredwind, water, generator), carefully inspect the
part of the home. However, to be safe, make sureequipment and interconnection.
that it is specifically listed in your offer to buy.- Make sure that you are knowledgeable about the
Now that you know what's included in the solarsystem and comfortable with its safe operation
home system you're buying, you can inspect it. Usebefore purchasing a home with a solar power
the sellers list of what's included as a guide in yoursystem.