Furnace Service

What failures occur with most furnaces?

Several common failures can occur with furnaces, which may require professional attention to resolve:



1. Ignition Problems: Furnaces may experience issues with ignition, such as a faulty igniter, pilot light, or electronic ignition system, preventing the furnace from starting or staying lit.
2. Thermostat Malfunction: A malfunctioning thermostat can cause the furnace to cycle irregularly, resulting in temperature fluctuations or an inability to maintain the desired temperature.
3. Dirty or Clogged Filters: Dirty or clogged air filters can restrict airflow, leading to reduced heating efficiency, increased energy consumption, and potential damage to the furnace's components.
4. Blower Motor Issues: Problems with the blower motor, such as worn bearings, motor failure, or belt issues, can result in inadequate airflow and reduced heating performance.
5. Faulty Limit Switch: The limit switch regulates the furnace's operation to prevent overheating. If the limit switch malfunctions, it may cause the furnace to short cycle or fail to produce heat altogether.
6. Gas Valve Problems: Issues with the gas valve, such as a faulty solenoid or valve assembly, can prevent the furnace from receiving the necessary fuel to produce heat.
7. Heat Exchanger Cracks: Cracks or damage to the heat exchanger can lead to carbon monoxide leaks, posing a serious health risk to occupants and requiring immediate attention.
8. Electrical Component Failures: Furnaces contain various electrical components, such as relays, capacitors, and wiring, which can fail over time due to wear and tear, electrical surges, or corrosion.

Regular maintenance and prompt repairs can help prevent these common failures and ensure that your furnace operates safely and efficiently. If you notice any signs of trouble with your furnace, such as strange noises, uneven heating, or frequent cycling, it's essential to contact a qualified HVAC technician from Gwyn Services for diagnosis and repair.

Should we get a new furnace?

Determining whether to invest in a new furnace is a significant decision that requires careful consideration of several factors. As experienced HVAC contractors, we recommend evaluating the following aspects to help you make an informed choice:

1. Age of Current Furnace: If your current furnace is approaching or exceeding its expected lifespan (typically around 15-20 years), it may be more cost-effective in the long run to invest in a new, more energy-efficient model.
2. Energy Efficiency: Older furnaces are often less energy-efficient than newer models, leading to higher utility bills and increased environmental impact. Upgrading to a high-efficiency furnace can result in significant savings on heating costs while reducing your carbon footprint.
3. Repair Costs: If your current furnace requires frequent repairs or is experiencing major issues, such as a cracked heat exchanger or failing components, it may be more economical to replace it rather than continuing to invest in costly repairs.
4. Comfort and Performance: An outdated furnace may struggle to adequately heat your home, resulting in uneven temperatures, poor indoor air quality, and decreased comfort. A new furnace can provide improved performance, more consistent heating, and better humidity control for enhanced comfort year-round.
5. Safety Concerns: If your current furnace is exhibiting signs of a malfunctioning or damaged heat exchanger, such as carbon monoxide leaks, it poses a serious safety risk to you and your family. In such cases, replacing the furnace is essential to protect your health and well-being.
6. Technology and Features: Newer furnace models often come equipped with advanced features, such as variable-speed motors, programmable thermostats, and zoning systems, which can enhance comfort, efficiency, and convenience in your home.

Ultimately, the decision to replace your furnace should be based on a thorough assessment of your current system's condition, your heating needs and preferences, and your long-term financial goals. Our team of HVAC experts is here to assist you every step of the way, providing honest advice, professional guidance, and quality installation services to ensure your home stays warm and comfortable for years to come. Contact us today to schedule a consultation and explore your options for a new furnace installation.