Furnace Maintenance from the St. Louis Furnace Experts


We understand that your home is your biggest investment

Every family and business that we work with appreciates the work that we do to help keep their investment running at peak efficiency; at least from the HVAC side of things. At Astro Heating and Cooling, we know that regular furnace maintenance can help prevent the need for major repairs; saving you money. This is why we recommend scheduling our seasonal tune-up for your furnace maintenance in late fall through the end of the winter season. Let us ensure a worry free winter with our robust tune-up process. 

Our seasonal tune-ups work to ensure that your heating system works longer, provides heat more cost-effectively, and helps to keep your home and family comfortable when the temperatures start to dip. From cleaning to minor maintenance repairs, our experts know how to keep your furnace running smoothly. Of course, cozy comfort often starts with the right furnace.

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From affordable single stage furnace options to the more consistent comfort of a two stage furnace, Carrier has the perfect option for your home’s needs. As an authorized Carrier dealer, Astro Heating and Cooling can install, service, and maintain the full line of Carrier Comfort furnaces. 

How Often Should You Get Furnace Maintenance?

Annual furnace maintenance is essential and somewhat comparable to ensuring that your car gets routine oil changes. At Astro Heating & Cooling, we offer a performance furnace tune-up for the best possible furnace maintenance and for extension of your furnace’s lifespan.


Astro Heating and Cooling Furnace Tune-Up Benefits:

Lower utility bills

Extended equipment life

Fewer repairs, breakdowns and improved system reliability

Peace of mind

Increased heating capacity

Priority service scheduling

Performance Furnace Tune-Up

  • Inspect and tighten all electrical connections and terminals
  • Remove, clean, and adjust main gas burners
  • Remove, clean, and adjust ignition pilot assembly
  • Thoroughly brush and vacuum clean the heat exchanger(s) & combustion chambers for cracks, rusting or problem areas
  • Vacuum out blower compartment, return airdrop, and surrounding area (No duct cleaning)
  • Inspect the flue assembly and test flue gas drafting mechanism
  • Test and inspect all furnace safety controls
  • Test, record, and adjust gas pressure
  • Replace or clean standard air filters
  • Clean blower motor, drive mechanism, and fan assembly
  • Lubricate all fan motors and all moving parts
  • Measure and adjust blower for correct airflow
  • Adjust all dampers and set proper blower speed(s)
  • Check, test and calibrate thermostat
  • Measure and record heating system output
  • Inspect and test thermocouple output as well as pilot safety switch
  • Measure and record electrical voltage, amperage, and component resistance
  • Inspect and test all system transformers, relays, and controls and measure performance
  • Repair minor air leaks in plenum and return airdrop
  • Perform a complete and thorough carbon monoxide leak test
  • Advise customer on other ways to reduce energy consumption, improve safety and enhance comfort.

Call Astro Heating & Cooling today

Keeping up with furnace maintenance and needed repairs is the way to get the most out of your heating system. Call Astro Heating & Cooling today at 314-438-1560 to schedule furnace maintenance and repair and help cut energy costs during chilly St. Louis winters.