Heat Pump Repair in Fort Worth

Name: Modern Air Services
Address: 7715 Harwell St,, Fort Worth, TX, 76108
Telephone: (817) 512-8321

Factory-Certified Technicians. 50 Years of DFW Experience.

When a heat pump stops heating or cooling, Fort Worth homeowners can’t afford to wait. Modern Air Services has been diagnosing and repairing HVAC systems across the DFW Metroplex for over 50 years, and our factory-certified technicians are equipped to work on all major heat pump brands and models. As a family- and veteran-owned company and a Lennox Premier Dealer, we bring both credentials and character to every service call.

We offer 24/7 emergency heat pump repair, including weekends, with free estimates and bilingual service. Whether your system serves a home or a light commercial property, we’re ready to respond. Se habla español.

Call (817) 512-8321 to schedule heat pump repair in Fort Worth or request a free estimate. We offer same-day and weekend appointments so you’re not left waiting when it matters most.

Why Fort Worth Homeowners Choose Modern Air Services

Our history here matters. Originally Ratterree Heat and Air, we rebranded as Modern Air Services in 2023, but five decades of regional HVAC knowledge came with us. Fort Worth’s combination of punishing summer heat and occasional hard freezes creates wear patterns on heat pump components that our team has been addressing for decades.

Every repair starts with honest diagnostics and upfront pricing before work begins. We won’t recommend a replacement unless the numbers genuinely favor it, and every job is backed by a satisfaction guarantee and warranty coverage.

Transparent pricing: You see the cost before we start
Honest repair recommendations: No unnecessary upsells, ever
Same-day and weekend availability: Including 24/7 emergency service
Factory-certified technicians: Licensed, insured, and trained on all major brands
Lennox Premier Dealer status: Recognized for quality and technical training
Family- and veteran-owned integrity: Standards built on community and military values

Schedule Your Fort Worth Heat Pump Repair

Don’t let a failing heat pump become a bigger problem. Call (817) 512-8321 or reach out online to schedule service or request a free estimate. We’re available 24/7, including weekends, for emergency heat pump repair in Fort Worth and throughout the DFW Metroplex.

How Heat Pumps Work & Why Fort Worth Conditions Wear Them Down

A heat pump doesn’t generate heat the way a furnace does. Instead, it uses refrigerant to transfer heat energy between indoor and outdoor air, which is what allows a single system to handle both heating and cooling. In summer, it moves heat from inside your home to the outdoors. In winter, it extracts heat from outdoor air and moves it inside.

The component that makes that mode switch possible is the reversing valve. When it fails, the system gets stuck in heating or cooling mode and can’t switch. Reversing valve failure is a heat-pump-specific repair with no equivalent in conventional air conditioners or furnaces.

Fort Worth’s climate accelerates wear in two ways. The long, hot summers push systems through extended cooling cycles, stressing capacitors, fan motors, and refrigerant charge. The periodic hard freezes of North Texas winters trigger defrost cycles. When those cycles malfunction, ice builds up on the outdoor coils, and the system can lose efficiency quickly. Heat pumps typically last 10 to 15 years, and how well they hold up depends heavily on prompt repairs and consistent maintenance.

Contact Us Today

At Modern Air Services, we're always ready to take your call! Give us a call at (817) 512-8321 or fill out the form below to contact one of our team members.

First Name
Last Name
Phone
Email
Address
Are you a new customer?
How can we help you?
By submitting, you agree to receive text messages from Modern Air Services at the number provided, including those related to your inquiry, follow-ups, and review requests, via automated technology. Consent is not a condition of purchase. Msg & data rates may apply. Msg frequency may vary. Reply STOP to cancel or HELP for assistance. Acceptable Use Policy

Reliable Comfort. Year-Round Confidence. Learn About Our ModernCare Plan

At Modern Air Services, our family-owned team keeps your heating, and cooling systems running smoothly with proactive maintenance, priority service, and dependable care—so you can enjoy worry-free comfort in every season.

Learn More

Signs Your Heat Pump Needs Repair

Some symptoms are easy to miss until they become serious. If you notice any of the following, it’s worth calling before a minor fault becomes a failed system during peak Fort Worth heat or a cold snap.

Can’t reach the thermostat setpoint: The system runs continuously, but the temperature won’t stabilize, often pointing to refrigerant loss, compressor issues, or airflow restriction
Short cycling: The unit switches on and off rapidly, straining components and signaling electrical, refrigerant, or airflow faults
Grinding, rattling, squealing, or hissing: These noises indicate worn motor bearings, loose hardware, failing components, or a refrigerant leak
Unexpected energy bill increase: A sudden spike usually means the system is compensating for a developing fault and working harder than it should
Heavy ice or frost on the outdoor unit: Light frost during winter operation is normal; thick ice buildup points to a defrost cycle failure or low refrigerant
Weak or uneven airflow: May signal a blower motor problem, clogged filters, or duct issues, reducing both comfort and system efficiency
Burning or unusual odors from vents: A potential wiring problem that warrants immediate shutdown and professional inspection

Common Heat Pump Repairs We Handle

Our technicians arrive prepared to diagnose and resolve most issues on the first visit, checking electrical connections, refrigerant levels, airflow, and thermostat communication across all major brands and models installed in Fort Worth homes and light commercial spaces.

Capacitor and contactor replacement: The most frequent wear items causing no-start or intermittent operation, especially after long Fort Worth cooling seasons
Reversing valve repair or replacement: Restores the system’s ability to switch between heating and cooling mode
Refrigerant leak detection, repair, and recharge: Locates the source, repairs it, evacuates the system, and recharges with the correct refrigerant to restore full capacity
Fan motor and blower assembly repair or replacement: Corrects noisy operation or failure to move conditioned air
Compressor diagnosis and repair: The major component whose condition most directly informs the repair versus replacement decision
Defrost board and sensor replacement: Resolves improper defrost cycles and ice buildup on outdoor coils
Control board and sensor repair: Addresses erratic system behavior and fault codes
Frozen coil resolution: Identifies the root cause, whether airflow restriction, low refrigerant, or a thermostat fault, and restores normal operation
Condensate drain line clearing: Prevents water damage from clogged drains, a particular concern during Fort Worth’s humid summer months

$69 OFF Drain Cleaning
Take advantage of this offer while it lasts. Schedule your service today. Does not include any removal of fixtures. Must have an accessible clean-out.
Valid Feb 23, 2026 - Feb 23, 2030
- Text
- Email
- Download

View Coupons

Hear From Our Happy Customers

Great customer service
“He fixed the problem quickly, explained the problem and gave tips on future issues to watch for.”

- Mark H.
We have been Modern Air customers for many years
“I offer the highest recommendation possible for both their Plumbing Department and their A/C Services.”

- Roger D.
Thanks, everyone at Modern Air!
“They were live-savers, especially since my wife has an autoimmune disease that reacts badly to the heat.”

- Steve E.

View All Reviews

What to Expect During a Repair Visit

Every visit starts with a structured diagnostic covering electrical components, airflow, refrigerant levels, and thermostat communication. We inspect both the indoor air handler and the outdoor unit to target the root cause rather than surface symptoms, and we present upfront pricing before any work begins. No surprise fees after the fact.

Once the repair is complete, we test the system through a full heating and cooling cycle to confirm the fix held before we leave. Our goal is a single visit that resolves the problem.

ModernCare Preventative Maintenance Agreement

The best way to avoid emergency repairs is to catch problems before they develop. Our ModernCare Preventative Maintenance Agreement includes automatic bi-annual inspections, 10% off all repairs, priority scheduling within 48 hours, standard filters included, discounts on specialty filters, and a $100 annual equipment credit that grows with every consecutive year of the agreement, with no maximum. ModernCare members pay $69 for a diagnostic during regular hours and $119 after hours. Financing is also available, including 0% APR for 60 months, subject to credit approval.

Repair vs. Replacement: How to Think Through the Decision

We provide honest guidance on repair versus replacement and won’t recommend a new system unless it genuinely makes financial sense. We present both options with clear cost and efficiency context so you can make an informed decision.

Repair is typically the right call when the system is under 10 years old, the failed component is isolated, and the repair cost is well below the investment in a new unit. Replacement becomes the better long-term choice when the system is past 12 to 15 years of useful life, when multiple major components have failed or compressor replacement is on the table, or when the unit runs on older refrigerants that have been phased out and are increasingly expensive to source.

Protecting Your System After the Repair

Prompt repairs and consistent maintenance extend heat pump life in North Texas conditions. Regular filter changes, seasonal tune-ups, condensate line cleaning, and keeping the outdoor unit clear of vegetation all reduce the likelihood of repeat breakdowns. Documented professional service also helps preserve manufacturer warranty coverage by demonstrating that the system has been properly maintained.

We're Not Comfortable Until You Are

At Modern Air Services, we are here to help you. Experience the difference of personalized care and expertise that sets us apart. Contact us today to get started.