Furnace Repair in Peoria, AZ  

What are the Signs Your Furnace Needs Repair?

It can be challenging to determine if your furnace is experiencing problems, especially if you're not familiar with what to look for. However, ignoring furnace issues can lead to more significant problems down the line. 

To help you spot potential problems early, here are some signs that indicate your furnace may need repair:

• Inadequate heating: If your furnace is no longer providing sufficient warmth or if certain rooms feel colder than others, it could be a sign of a malfunctioning system that requires professional attention.
• Unusual noises: Strange noises such as rattling, banging, or squealing coming from your furnace are indications of underlying issues that need to be addressed by a professional technician.
• Frequent cycling: If your furnace is turning on and off more frequently than usual, known as short cycling, it could be a sign of a malfunctioning component that needs repair.
• Increased energy bills: A sudden spike in your energy bills without a change in usage can indicate an inefficient furnace that requires servicing to restore its energy efficiency.
• Burning smells: If you smell a strong burning odor when you turn on your furnace, shut it off immediately and contact a heating repair expert right away.

Furnace Troubleshooting Checklist

Furnace troubleshooting can help identify and address common issues without the need for professional assistance. Here's a step-by-step guide for furnace troubleshooting:

Check the Thermostat:

• Ensure that the thermostat is set to the desired temperature.
• Replace the thermostat batteries if applicable.
• Dust or debris may affect thermostat functionality; clean it gently.

Inspect the Furnace Power:

• Check if the furnace is receiving power. Make sure it's plugged in, and the circuit breaker is not tripped.
• If you have a gas furnace, ensure the gas supply is turned on.

Examine the Pilot Light:

• For gas furnaces, check the pilot light. If it's out, relight it following the manufacturer's instructions.
• If the pilot light won't stay lit, it could indicate a faulty thermocouple or other issues that require professional attention.

Replace or Clean the Air Filter: A dirty or clogged air filter can reduce efficiency. Replace or clean the filter according to the manufacturer's recommendations.

Check the Circuit Breaker: Verify that the furnace circuit breaker is not tripped. Reset it if necessary.

Inspect the Vents and Registers: Ensure that all vents and registers are open and unobstructed. Blocked airflow can lead to heating issues.

Verify the Ignition System: For furnaces with electronic ignition, check for error codes on the control panel. Consult the manual for troubleshooting steps based on the error code.

Listen for Unusual Noises: Unusual sounds may indicate mechanical issues. Rattling, banging, or squealing sounds may require professional attention.

Check the Blower Motor: Ensure the blower motor is working. If it's not, it could be a faulty motor or capacitor, requiring professional repair.

Inspect the Ductwork: Check for leaks, loose connections, or blocked ducts. Proper airflow is crucial for efficient heating.

Look for Warning Lights: Modern furnaces often have diagnostic LED lights. Check for any flashing lights and consult the manual for guidance.

Inspect the Flame Sensor: If the burners don't stay on, the flame sensor might be dirty. Clean it with a soft cloth or fine-grade steel wool.

Remember, if you're uncomfortable or unable to identify the issue, it's best to consult with a professional HVAC technician. Regular professional maintenance is also crucial to prevent issues and ensure the efficient operation of your furnace.