Expert Furnace & Heat Pump Repair
Signs Your Furnace or Heat Pump Needs Professional Attention
Knowing the early warning signs can save you from a costly full system breakdown. If you notice any of these symptoms, call Mark’s for prompt HVAC system repair before minor issues snowball into major expenses.
Furnace Red Flags
- Cold or uneven airflow
- Frequent cycling
- Unusual noises (booms, bangs, squeals)
- Pilot won’t stay lit / ignition lockouts
What It Means
- Failing blower motor, clogged filter, or cracked heat exchanger
- Dirty flame sensor, bad thermostat, or oversized unit.
- Loose burners, failing bearings, or expanding metal.
- Faulty thermocouple or electronic igniter.
Heat Pump Red Flag
- Blowing cool air in heat mode
- Stuck in defrost or aux heat mode
- Outdoor unit iced over
- Grinding or rattling sounds
What It Means
- Low refrigerant charge, reversing-valve failure, or outdoor coil icing.
- Bad temperature sensor or malfunctioning control board.
- Restricted airflow, failed defrost cycle, or refrigerant leak.
- Worn fan blades or compressor bearings.
Comprehensive Heating Repair Services
Precision Diagnostics – Our state-of-the-art tools locate problems fast, from cracked heat exchangers to refrigerant leaks.
Heat Pump Repair & Defrost Service – We fix reversing valves, compressor failures, and defrost-cycle glitches to restore efficient heating.
Ignition & Pilot Repairs – We preform safe replacements of hot-surface igniters, flame sensors, and thermocouples.
Blower & Motor Replacement – Quiet, efficient motors sized to your system’s airflow requirements.
Thermostat Upgrades – Wi-Fi and smart thermostats installed and programmed for optimal comfort and savings.
Full-System Safety Checks – Carbon-monoxide testing, gas-line inspections, and electrical tightening to keep your family safe.
Maintenance That Helps Your Heater Last Longer
Mark’s Heating & Cooling makes upkeep effortless with a proactive maintenance program that does far more than a quick once-over. Each visit includes a top-to-bottom system inspection, professional cleaning, fresh filter installation, and performance testing, all designed to boost energy efficiency, reduce surprise breakdowns, and extend equipment life — so you enjoy steadier comfort and lower utility bills season after season. Ready for hassle-free peace of mind? Sign up for your bi-annual tune-ups online or call today, and start reaping the rewards of priority scheduling and worry-free operation.
Try These Tips In-Between Visits
New Homeowner’s Heating Cheat-Sheet: Get to Know Your System
Just bought your first house? Buying your first home is thrilling, but it also comes with unfamiliar systems—like your heater—that you’ve never had to maintain or troubleshoot before. If you’re unsure how it works, what upkeep it needs, or who to call when something feels off, our team is just a phone call away to guide you every step of the way. Here’s how to get acquainted with your new HVAC system:
What's The Difference Between a Furnace and Heat Pump?
Furnace vs. Heat Pump—How to Tell:
- A furnace usually sits indoors and vents exhaust through a metal or PVC flue pipe.
- A heat pump has an outdoor unit that looks like an AC condenser but runs in winter and summer.
Is My Heating System Running Correctly?
Is It Running Correctly?
- Supply air should be 30–55 °F warmer than return air on a furnace, and 20–30 °F warmer on a heat pump.
- The system should cycle steadily—not every few minutes—and operate without loud bangs or squeals.
How to Know How Old My Heating System Is?
How to Take Care of My Heating System?
Quick Tips & Tricks:
- Keep a 3-foot clearance around the furnace for airflow and service access.
- For heat pumps, switch your thermostat to “Emergency Heat” only if the outdoor unit is iced over and you’ve already scheduled a repair.
- Install carbon-monoxide detectors on each floor if you have any gas-burning equipment.
Ready for Dependable Heating?
Don’t let a small glitch turn into a mid-winter meltdown. Whether you need furnace repair, heat pump repair, or any heating repair in between, Mark’s Heating & Cooling has you covered. Call (816) 331-8037 or schedule a service below, and our experts will get your HVAC system running safely, efficiently, and affordably—guaranteed.