HVAC Repair Omaha NE | Call Mullen Mark Heating & Air Conditioning

11618 Pacific St, Omaha, NE 68154

(402) 493-6100

What the Company Handles

  • HVAC installation or replacement
  • HVAC system repair

Company Background

Mullen Mark Heating & Air Conditioning is your trusted, locally-owned HVAC partner in Omaha, Nebraska. We understand the specific challenges Omaha homeowners face, like clogged condensate drains from our humid summers and short-cycling systems that waste energy and cause uneven temperatures. Our team provides comprehensive heating and cooling services to tackle these issues head-on, from thorough drain line cleaning and maintenance to precise system diagnostics and repairs. We're committed to restoring your home's comfort efficiently and reliably, ensuring your HVAC system runs smoothly through every Nebraska season. Call us for honest, expert service from a neighbor you can count on.

Questions and Answers

Why is my Omaha AC unit turning on and off frequently (short cycling)?

Short cycling is common here and often stems from a dirty air filter, low refrigerant, or an incorrectly sized unit. It strains your system, hikes bills, and fails to dehumidify properly. We'll diagnose the root cause—like checking for refrigerant leaks or calibrating thermostats—to restore efficient, long-running cycles and comfort.

What causes clogged condensate drains, and how can I prevent them?

Omaha's humidity causes algae and mold growth in your AC's drain line, leading to clogs and potential water damage. We recommend annual preventive maintenance where we flush the drain with a safe solution. Installing an auxiliary float switch can also provide an early warning to prevent overflow and costly repairs.

Can regular maintenance really prevent common Omaha HVAC problems?

Absolutely. Our local-focused maintenance tune-up includes cleaning condensate drains, checking refrigerant levels, and ensuring all components are working efficiently. This proactive service is the best defense against the short-cycling and drainage issues prevalent in our climate, saving you money and extending your system's life.

Business Location & Hours



Mon:Open 24 hours
Tue:Open 24 hours
Wed:Open 24 hours
Thu:Open 24 hours
Fri:Open 24 hours
Sat:Open 24 hours
Sun:Open 24 hours


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