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Advance Heating and Cooling Blog

Welcome to our blog at Advance Heating and Cooling! We are excited to share our expertise in the world of heating, ventilation, and air conditioning (HVAC) with you.



As a trusted provider of HVAC services, we understand the importance of maintaining comfortable indoor temperatures throughout the year. Our team of skilled professionals provides top-quality installation, repair, and maintenance services to ensure that your HVAC system operates at its best. 


In our blogs, we will cover a wide range of topics related to HVAC systems, including tips for improving energy efficiency, common HVAC issues and how to address them, the latest trends in HVAC technology, and more. We are committed to providing you with helpful information that will assist you in making informed decisions about owning or purchasing an HVAC system


Our technicians live in the world of HVAC. We’ve sold and serviced hundreds of furnaces, air conditioners, and heat pumps and we’ve learned a lot of useful information along the way. This blog is our way to pass that knowledge on to you at no charge. If you have an idea for a topic you would like to see us talk about, send us an email.  


Our main goal is to help you maintain a comfortable indoor environment and save money on your energy bills. We highly believe that an informed customer is a satisfied customer, and we work hard to give you the knowledge you need to make smart decisions about your HVAC systems. 

Thank you for joining us on this journey, and we look forward to sharing our knowledge with you.

Common HVAC Problems and Troubleshooting Tips

Woman pointing remote at ac unit.


Imagine this scenario: It's the height of summer, and your air conditioning system suddenly sputters to a halt, leaving your home feeling like an oven. Or perhaps it's the dead of winter, and your heating system decides to give up, turning your living space into a freezer. If you've ever faced such HVAC (Heating, Ventilation, and Air Conditioning) troubles, you're not alone.


In this blog post, we're here to rescue you from these predicaments with expert advice on common HVAC problems and troubleshooting tips.


We understand how this can seem daunting and overwhelming at best. We are here to support you through this process. Our highly skilled team is one phone call or email away, so don’t be afraid to reach out for any of your HVAC needs.



The Importance of a Properly Functioning HVAC System

Your HVAC system is the unsung hero of your home, tirelessly working to keep you comfortable year-round. Whether it's providing warmth on a cold winter night or cooling you down during the scorching summer heat, your HVAC system plays a crucial role in your daily comfort and well-being.


Beyond comfort, it's also essential for maintaining indoor air quality and energy efficiency. Neglecting your HVAC system can lead to skyrocketing energy bills, unexpected breakdowns, and even health concerns. Ensuring your HVAC system runs smoothly is not just a matter of convenience — it's a necessity for your family's comfort and budget.



Regular Maintenance

Regular maintenance not only extends the lifespan of your HVAC system but also enhances energy efficiency, resulting in lower utility bills.


We typically provide homeowners with a practical checklist encompassing tasks such as changing air filters, cleaning vents and ducts, inspecting thermostat settings, and examining outdoor units.


We also emphasize the value of annual professional HVAC inspections, which go beyond routine homeowner maintenance. These inspections involve comprehensive system evaluations, including checking for potential issues, cleaning components, and ensuring safety measures. By adhering to a well-rounded maintenance routine and investing in professional inspections, homeowners can enjoy a comfortable, energy-efficient home while preventing costly breakdowns down the road.



Common HVAC Problems

Having issues with your HVAC system can be frustrating and inconvenient.


Addressing common HVAC problems promptly and effectively can not only improve your comfort but also extend the lifespan of your HVAC system and save you money on repairs and energy bills. Here are a few common problems to keep an eye out for:

  • Noisy Operation: HVAC systems can sometimes produce unusual sounds like clanking, banging, or squealing. These noises could indicate issues with components like the blower motor, fan blades, or loose parts.
  • Poor Airflow: If you notice weak or uneven airflow from your vents, it could result in inefficient heating or cooling. Poor airflow may stem from clogged air filters, blocked ducts, or issues with the blower motor. Proper airflow is essential for maintaining consistent comfort levels throughout your home.
  • Uneven Heating or Cooling: Inconsistent temperatures in different rooms can be frustrating. This problem may occur due to imbalanced air distribution, thermostat issues, or blocked vents.
  • High Energy Bills: Sudden spikes in your energy bills without a corresponding change in your HVAC usage are red flags. High energy bills often result from an inefficient HVAC system, which can be caused by clogged filters, worn-out components, or improper maintenance.
  • Strange Odours: Unpleasant or unusual odours emanating from your HVAC system can be disconcerting. These odours could be caused by mold or mildew growth, dust accumulation, or even burnt-out components. Identifying and addressing the source of these odours is crucial for maintaining indoor air quality.
  • Thermostat Problems: Problems with your thermostat can lead to temperature inconsistencies and discomfort. These issues may range from inaccurate temperature readings to a malfunctioning thermostat itself.
  • Leaking or Dripping: Water leakage from your HVAC system is a clear sign that something is amiss. This issue could be related to a clogged condensate drain, refrigerant leaks, or issues with your air conditioner's evaporator coils. Ignoring leaks can lead to water damage and reduced system efficiency.



Troubleshooting Tips



Now that you know what to look for, here’s how you can troubleshoot it:


Noisy Operation

Possible Causes

  • Noisy operation can result from loose components, worn-out bearings, or a malfunctioning blower motor.

How to Address Them:

  • Tighten any loose screws or bolts.
  • Lubricate bearings if applicable (consult your HVAC system's manual).
  • If the noise persists, consult a professional technician for further inspection and repairs.


Poor Airflow

How to Clean or Replace Air Filters

  • Locate the air filters in your HVAC system (usually near the return air duct).
  • If reusable, clean them according to the manufacturer's instructions. If disposable, replace them with new filters.
  • Regularly clean or replace filters every 1-3 months to maintain optimal airflow.

Check for Obstructions

  • Inspect your vents and registers for blockages like furniture, curtains, or debris.
  • Make sure vents are open and unobstructed to allow proper airflow.


Uneven Heating or Cooling

Balancing Air Distribution

  • Adjust dampers in your ductwork to balance airflow between rooms.
  • Ensure that all vents are open and unblocked.

Checking Vents

  • Ensure that vents are clean and not obstructed by furniture or curtains.
  • Seal any gaps around doors and windows to prevent temperature imbalances.


High Energy Bills

Energy-Saving Tips

  • Set your thermostat to an energy-efficient temperature (68°F in winter, 78°F in summer) when you're home.
  • Invest in a programmable or smart thermostat for precise control.
  • Seal duct leaks and insulate your home to prevent energy wastage.

Signs of Inefficiency

  • Inspect for leaks or gaps in your ductwork.
  • Check for drafts around doors and windows.
  • Monitor your HVAC system for unusual cycling patterns or extended runtime.


Strange Odours

Identifying and Addressing Odours

  • Burning Smells: Turn off the system immediately and contact a professional, as this could indicate a serious issue.
  • Musty Odours: Check for mold or mildew in the system, especially in the evaporator coil or drain pan.
  • Foul Odours: Inspect for dead animals or foreign objects in the ducts.


Thermostat Problems


  • Check if your thermostat is reading the temperature accurately.
  • Recalibrate it according to the manufacturer's instructions or replace it if necessary.

Battery Replacement

  • Replace the thermostat's batteries if it's battery-operated. Low batteries can cause malfunctions.


  • Review and adjust your thermostat's settings to ensure it's programmed correctly for your desired comfort.


Leaking or Dripping

Causes and Potential Solutions

  • Condensate Drain Clog: Clear the clog using a pipe cleaner or consult a technician.
  • Refrigerant Leaks: Contact a professional technician for leak detection and repair.
  • Evaporator Coil Issues: Inspect for ice buildup and ensure proper drainage.



Is It Time to Call a Professional?

It's crucial to recognize that while many HVAC problems can be resolved with DIY troubleshooting, certain issues demand the expertise of a professional technician.


Signs indicating it's time to call an HVAC technician include complex problems like:

  • Refrigerant leaks
  • Electrical issues
  • Major system malfunctions that are beyond the scope of basic troubleshooting

If you notice unusual or potentially dangerous situations such as sparking wires, gas odours, or persistent carbon monoxide detector alarms, immediate professional intervention is imperative for your safety and well-being.


Ultimately, when it comes to your HVAC system, safety should always take precedence, and for intricate or hazardous issues, entrusting a skilled technician ensures not only your comfort but also your peace of mind.


We understand how this can seem daunting and overwhelming at best. We are here to support you through this process. Our highly skilled team is one phone call or email away, so don’t be afraid to reach out for any of your HVAC needs.




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Vincent Afrouzi
Name: Vincent Afrouzi
Posts: 55
Last Post: May 21, 2024