Furnace Repair Salem

Frequently Asked Questions about Furnace Repair

What are the most common furnace problems?

Common furnace problems can include::

• No Heat or Reduced Heat Output: This can be caused by a variety of issues.
• Strange Noises: Listen for any sounds out of the ordinary.
• Short Cycling: This is when the furnace turns on and off too frequently, reducing efficiency and potentially causing damage.
• Pilot Light/Ignition Problems: Make sure your pilot light is on, or your ignition system is functioning correctly.
• Blower Motor Issues: The blower motor circulates air through the furnace and ductwork. A malfunctioning blower motor can cause reduced airflow, uneven temperatures, and loud noises. requires attention.
• Dirty Air Filter: A clogged air filter reduces airflow and decreases furnace efficiency. . It may lead to more serious problems.
• Cracked Heat Exchanger: This is a serious safety hazard, as it can lead to dangerous gasses entering your home. A cracked heat exchanger needs to be repaired or replaced immediately.

Don't attempt DIY repairs if you're not qualified.

What is the difference between a single-stage and two-stage furnace?

Single-stage and two-stage furnaces differ in their heating output capabilities:
Single-stage furnaces have only one setting, they either operate at 100% or are off. This may cause uneven heating and fluctuating bills because the temperature fluctuates more than with two-stage furnaces.
Two-stage furnaces can run at both low and high speed. This allows the furnace to modulate its output based on the actual heating demand, resulting in more consistent temperatures, quieter operation, and improved energy efficiency. A two-stage furnace may be a more expensive initial investment, but it can provide greater comfort and savings over time.

What is a heat exchanger in a furnace?

The heat exchanger plays a key role in a furnace. It warms the air blown into your home. It's a safety feature separating exhaust gases. Cracks in the heat exchanger can be very dangerous, causing carbon monoxide to enter your house. Annual maintenance by a professional is highly recommended.

How can I tell if my furnace is the correct size for my home?

A properly sized furnace is crucial for optimal home comfort. An too-small furnace will constantly run and struggle to heat your home effectively, especially in cold weather.. An too-large furnace will short cycle, causing wear and tear, inconsistent heating, and inflated utility bills. Here are some signs your furnace may be improperly sized:

• High Energy Bills: An incorrectly sized furnace can lead to increased energy consumption.
• Inconsistent Temperatures: Noticeable temperature differences throughout your home.
• Short Cycling: If your furnace cycles frequently, it could be an indication and wasting energy.
• Poor Air Quality: If the airflow from the vents seems weak or there are areas with inconsistent temperatures, the unit may be the wrong size.
• Excessive Noise: A furnace that's too large may produce more noise than normal.

A qualified technician will be able to assess your home's heating needs. Ask a professional for a load calculation to confirm appropriate sizing. A proper sizing calculation is a worthwhile investment for optimal comfort and energy efficiency.