Ensuring your heating system is in good condition as winter approaches becomes crucial. A properly maintained furnace warms and cools the home, saves energy, and extends the unit’s lifespan. Hence, homeowners should know what their furnace maintenance checklist entails.
To maintain the furnace, regularly check and replace the air filter, clean the pilot light or ignition system, and inspect the heat exchanger for cracks. Furthermore, check the thermostat settings, ensure that air vents and ducts are clear of obstructions, and lubricate moving parts according to the manufacturer’s recommendation.
What is Included in the Furnace Maintenance Checklist?
Proper maintenance enables the furnace to function effectively and prevent high energy bills during winter. Knowing exactly what goes into a furnace maintenance checklist puts you ahead as a proactive homeowner in handling all problems. This will ensure the safety and comfort of keeping your home warm all winter.
Inspect and Replace the Furnace Filter
The air entering the furnace needs to be clean. These filters slowly collect dust and dirt, among other particles. These can block the airflow into the furnace and, in turn, make it work harder. So, here’s what you need to do:
- Check the filter at least once a month during the heavy usage seasons, normally winter.
- Replace if the filter is clogged or otherwise after at least 1-3 months, depending on the type of filter.
- If your furnace model allows, upgrade to a high-efficiency filter to improve air quality.
Examine and Clean the Furnace Pilot Light or Ignition System
Older furnaces, for the most part, use standing pilot lights, while newer types rely on electronic ignition. Due to dust and debris, it might not start as suggested by HVAC contractors. Here’s how to clean the ignition system.
- Shut down the furnace and gas supply.
- Locate the pilot light or ignition system.
- Ensure it’s burning and the flame is steady blue when pilot lights are used.
- Gently sweep over the pilot assembly with a soft brush.
- Reignite the furnace and check the functionality.
Examine the Heat Exchanger
The heat exchanger plays an important role in safety since it prevents the mixture of combustion gases with the warm air circulating within homes. The tiniest cracks can lead to carbon monoxide accumulation.
- Inspect the heat exchanger for cracks and corrosion signs.
- You can hire a professional for a furnace inspection. They have equipment to expose minute cracks that are difficult to spot.
Test the Thermostat
A thermostat test assures that your furnace will be at the appropriate temperature. If the thermostat is faulty, it will cause either an inefficiently running furnace or a furnace that never gets to turn on.
- Always check if thermostat settings are optimal, especially after a power outage.
- Replace the batteries if applicable. You could install a programmable or smart one for maximum effectiveness and automation.
- Clean the thermostat if it has accumulated dust, which can sometimes cause malfunctioning.
Check the Air Vents and Ducts
Proper airflow is vital for efficient heating. Blocked vents and dirty ducts make the furnace work harder, use more energy, and can shorten the system’s life.
- Inspect all air vents in your home and remove blockages like furniture or drapes.
- Have your ducts cleaned if you see dust accumulating or if it’s been a long time since the last cleaning.
- Ensure the vents are open and unobstructed to allow even airflow throughout the house.
Lubricate Moving Parts
Older furnaces will have motor bearings and other moving parts that need proper lubrication.
- Check your furnace’s user manual because you do not want to apply lubricant when unnecessary.
- Use motor oil or a lubricant recommended by the manufacturer and furnace service contractors.
- Do not over-grease because this will pull in dirt and soil the components.
What are the signs that indicate you need furnace maintenance?
Key signs indicating the need for furnace maintenance include uneven heating, unusual noises, increased energy bills, and inconsistent thermostat readings. Additionally, scheduling a service is essential if you notice strange odors or weak airflow from vents. Prompt attention to these issues can prevent costly repairs and ensure efficient operation.
How often should you perform furnace maintenance?
Furnace maintenance should ideally be performed annually, preferably before the heating season begins. However, homeowners should also check air filters monthly and clean them or replace them every 1-3 months. Regular inspections ensure optimal performance, prolong the lifespan of your furnace, and enhance energy efficiency throughout the winter months.
Read More: How to Replace Your Dirty Furnace Air Filters
How much does furnace maintenance cost?
Furnace maintenance costs typically range from $100 to $300 annually, depending on factors like the type of furnace, service provider, and location. Regular tune-ups can prevent costly repairs and extend the system’s lifespan, making it a worthwhile investment for homeowners to ensure efficient and safe heating during winter.
Conclusion
Regular furnace maintenance is essential for any homeowner who wants to enjoy a warm, comfortable, and energy-efficient home during the colder months. The air filter should be checked for dust build-up, the Pilot light or Ignition system should be checked and cleaned, and the heat exchanger should be visually checked for cracking. Also, check thermostat settings, check for obstructions in air vents and ducts, and apply recommended lubricants to moving parts.
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