5 HVAC Maintenance Procedures to Follow Every Quarter

Regular HVAC (Heating, Ventilation, and Air Conditioning) maintenance is essential to ensure optimal performance and longevity of your system. Following a consistent maintenance schedule can prevent costly repairs and maximize energy efficiency. This blog post will discuss five important furnace repairs Gresham and all HVAC maintenance procedures that should be performed every quarter. These procedures are simple yet effective in maintaining the health of your HVAC system, allowing you to enjoy comfortable indoor temperatures all year round.

Filter Replacement

Regular filter replacement is one of the most crucial maintenance procedures for your HVAC system. Air filters play a vital role in maintaining indoor air quality by trapping dust, debris, and allergens. Unfortunately, filters become clogged and obstructed over time, causing the HVAC system to work harder and reduce efficiency. By replacing the filters every quarter, you can ensure proper airflow and prevent potential damage to the system or the need to furnace replacement Gresham OR.

Turn off the system and locate the filter compartment to replace the filters. Remove the old filter and insert a new one, ensuring it is the correct size and type for your system. Regularly replacing filters not only improves indoor air quality but also extends the lifespan of your HVAC equipment.

Cleaning the Coils

The evaporator and condenser coils of your HVAC system can accumulate dirt and debris over time, hindering heat transfer and reducing system efficiency. Cleaning these coils every quarter is vital to maintain optimal performance or did proper AC repair Gresham OR. Start by turning off the power to the system. Next, use a soft brush or vacuum cleaner to remove debris from the coils. A commercial coil cleaner can be used for stubborn dirt, following the manufacturer’s instructions.

Clean coils improve heat transfer, reducing energy consumption and preventing potential breakdowns. Additionally, clean coils help maintain consistent indoor temperatures and extend the lifespan of your HVAC unit.

Clearing Drainage Lines

The drainage lines of your HVAC system carry away condensate produced during the cooling process. Over time, these lines can become clogged with algae, mold, or debris, leading to water leaks and system malfunctions. It is important to clear the drainage lines every quarter to prevent such issues.

Locate the drain line and use a wet/dry vacuum or a pipe cleaner to remove blockages. Alternatively, you can pour a mixture of bleach and water into the line to kill mold and algae. Clearing the drainage lines ensures proper water flow and helps maintain the efficiency of your HVAC system after air conditioning installation Gresham and all HVAC systems.

Inspecting and Cleaning Fan Blades

The fan blades in your HVAC system can accumulate dust and dirt, affecting airflow and reducing system efficiency. Regularly inspecting and cleaning the fan blades can help maintain proper airflow and prevent strain on the system.

Turn the system off and visually check the fan blades for dirt or debris. Next, gently clean the blades using a soft brush or cloth. Ensure that the blades are free from obstructions to allow proper air circulation. This simple maintenance task can significantly improve your HVAC system’s performance and energy efficiency, or you can also do a proper furnace installation Gresham.

Checking Thermostat Functionality

The thermostat is the heart of your HVAC system, and its proper function is crucial for maintaining comfortable indoor temperatures. Regularly checking the thermostat’s accuracy and responsiveness is essential to prevent heating or cooling issues rather than an AC replacement Gresham OR.

Start by verifying the temperature accuracy of your thermostat using a separate thermometer. You may require to adjust or replace the thermostat if there is a significant difference. Additionally, ensure the thermostat’s display is clear and unobstructed, and the buttons or touch controls are working correctly.


Regular HVAC maintenance is vital for your system’s optimal performance and longevity. By following these five maintenance procedures every quarter—filter replacement with Absolute Comfort Heating & Cooling NW Inc. We provide the best HVAC service at an affordable price. Just contact us at 503-956-5550.


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