Flame sensor should read between 5 and 10 micro-amps. If flame sensor shows below it should be replaced. Faulty flame sensor can cause the heating system to shut down unexpectedly. When the flame sensor fails, it sends a signal to the control board to shut off the fuel supply. This is a safety measure to …
by Global HV/AC 
A few hours of steady snowfall can leave everything covered in white. Though visually, it looks glorious, it’s equally stressful for the homeowners to shovel out knee-deep snow off their driveways and porch.
by Global Heating & Cooling Similar to the debate on plastic vs. paper bags at the grocery stores, many homeowners in Chicago are wondering whether to install an electric heating system or a gas-based heating system in their homes. With the current temperature at 47° in Chicago it’s easy to assume that homeowners in Chicago are still in the process …
by Global Heating & Cooling With Chicago temperatures hitting record lows at -27 degrees Celsius, locals have little faith left in the weather. It’s practically impossible to survive the cold without a functioning heating system inside houses. That means that the demand for furnaces is steep!
by Global Heating & Cooling Rheem has established a fail-safe reputation in the industry and continues to provide HVAC appliances that offer unbeatable performance. Their water heaters are also one of the most competitive in the market that enjoys an edge over others owing to their remarkable features.
by Global Heating & Cooling From cooking to showering, washing or even cleaning dishes—everything requires hot water in Chicago! However, if your boiler crashes, you won’t be able to use hot water and resort to cold water for use. This can be very uncomfortable and a health risk as well. This is why it’s best to invest in a good …
by Global Heating & Cooling Winters are the worst time to have heat pump breakdowns. When Chicago’s weather forecast has flurries, snow rain, and icy showers in store, a heat pump breakdown can make your home unbearable to live in. Call in a professional to deal with the problem immediately, especially since the temperatures are expected to drop further.
by Global Heating & Cooling Heat pumps are a great invention in the world of heating and cooling. This standalone appliance can provide heating or cooling to a home. They are compact and work efficiently too. Homeowners are still wary of this technology, which is why it isn’t as common as it could be.
by Global Heating & Cooling The warm air that emanates from a furnace on a chilly Chicago night is one of the most comfortable feelings during the winter season. The unusual smells that sometimes come with it, though—not so much.
by Global Heating & Cooling 
Winters in Chicago mean shoveling snow off your driveway every day, or every other day, depending on how much snowfall there’s been. There’s always a risk of slipping on the surface and injuring yourself while doing this.
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