Maintenance Agreements


Professionally maintaining your HVAC system can help you save money and taking measures to keep your heating and cooling system running smoothly year round can also solve minor problems before they become major ones. 

Sustaining a regular HVAC maintenance schedule can be challenging. When there are many other items on your to-do list, it’s possible that some things may be overlooked. If that forgotten task happens to be your HVAC checkup, it could cost you. 

Enrolling in a residential service program will help you stay on top of your heating and air conditioning system’s maintenance. When you decide on the best plan for your equipment, you can rest assured knowing your HVAC system will taken be care of through regularly scheduled appointments. 

Marr Development Heat Pumps

Our Residential HVAC Preventative Maintenance Program includes:

  • A fixed annual fee to fit your system and budget.
  • Regular scheduled visits with automatic appointment reminders – We will call to schedule your regular equipment maintenance.  Depending on your equipment, preventative maintenance appointments take place annually, biannually, quarterly or monthly.
  • Preferred scheduling on emergent visits.
  • Analysis of system operations by trained professionals to avoid unexpected and expensive repairs.
  • System inspection and tune up.
  • Computerized record of your maintenance history.
  • 15% off regular labor rates.
  • 15% off material rates.
  • 15% discount on all Marr Development provided services including home repairs and renovations and cleaning services.
  • No repairs or improvements will be undertaken without your prior authorization.


Program cost is dependent on your unique system and HVAC components involved.  Call us today for a personalized Preventative Maintenance Program quote.

Examples of our Procedures include:

  • clean and check condenser coil
  • clean and check evaporator coil
  • check operating pressures
  • check starting capabilities
  • check safety controls
  • check and replace filters
  • check and adjust blower components
  • check for correct air flow
  • clean condensate drain
  • check for proper temperature difference
  • check all-electrical connections
  • check voltage and amperage on motors
  • lubricate all moving parts where necessary
  • check thermostat calibration
  • check heat exchanger
  • check burner operation
  • adjust gas valves
  • monitor limit controls
  • remove obstructions in flue
  • apply protective coating to outside unit