Annual AC tune-ups and maintenance to extend system life and keep energy bills low. NATE Certified technicians Licensed in 8 Colorado jurisdictions.
Regular AC maintenance is the single best way to prevent expensive breakdowns, extend your system's life by 5-7 years, and keep energy bills low. On Time Heat & Air's AC maintenance service includes a comprehensive 20-point inspection: checking refrigerant levels, cleaning condenser coils, inspecting electrical connections, testing capacitors and contactors, lubricating moving parts, checking drain lines, and verifying thermostat calibration. Our Comfort Club members ($179/year) get two tune-ups per year, priority scheduling, and 15% off all repairs.
Our NATE Certified technicians have the training and real-world experience to handle any ac maintenance job. We hold active licenses in 8 Colorado jurisdictions — Adams, Arapahoe, Aurora, Broomfield, Commerce City, Denver, Douglas, and Jefferson — so we're authorized to work anywhere in the Denver metro. We provide upfront pricing, honest recommendations, and stand behind every job.
Select your city for location-specific ac maintenance information:
Fast diagnosis and repair for all AC brands. Same-day emergency service available 24/7.
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Expert furnace repair for all makes and models. 24/7 emergency heating repair available.
New furnace installation and replacement. Energy-efficient systems with financing options.
Heat pump installation, repair and maintenance. Year-round comfort, energy-efficient.
Free tips and guides from our NATE Certified team:
Colorado's dry climate means less humidity damage to your AC, but more dust and pollen buildup on condenser coils. Our intense UV exposure degrades refrigerant lines and electrical connections faster than humid climates. And our hail storms can damage outdoor condenser fins, reducing airflow and efficiency.
Annual maintenance catches these issues before they become expensive repairs. A clean condenser coil runs 15-25% more efficiently than a dirty one. A tight electrical connection prevents the arc damage that kills contactors and capacitors. A proper refrigerant charge keeps your compressor from overworking.
Our Comfort Club membership at $179/year covers both your AC and furnace tune-ups, priority scheduling, and a 15% discount on all repairs. It also keeps your manufacturer's warranty valid — most warranties require proof of annual professional maintenance.
Schedule your AC tune-up in spring before cooling season starts. Call (720) 527-0668 or book online.
Common questions from Denver Metro homeowners.
Once a year, ideally in spring before cooling season starts. Annual maintenance catches small problems before they become expensive repairs and keeps your system running at peak efficiency. Our Comfort Club covers this at $179/year.
Our AC maintenance includes cleaning the condenser coil, checking refrigerant levels, testing capacitors and contactors, inspecting electrical connections, calibrating the thermostat, checking the drain line, and measuring airflow. We check 20+ points on every visit.
A one-time AC tune-up runs about $89–$149. Our Comfort Club membership at $179/year covers both your AC and furnace tune-ups plus priority scheduling and a 15% discount on repairs.
Yes. A well-maintained AC runs 15–25% more efficiently than a neglected one. Dirty coils, low refrigerant, and clogged filters all force your system to work harder. In Denver's dry heat, keeping your system clean makes a noticeable difference on your Xcel bill.
Skipping maintenance leads to reduced efficiency, higher energy bills, more frequent breakdowns, and a shorter system lifespan. Most manufacturer warranties also require proof of annual maintenance to remain valid.