Service and Maintenance Checklist

What A&K does on service & maintenance plans

A-K-Semi-Annual-HVAC-Maintenance-Checklist

The tasks below will be performed during our annual or semi-annual maintenance plans on the following systems:

Gas Furnaces, Air Conditioners, Heat Pumps…

  • Check & clean air filters
  • Check & tighten fan blades & blowers
  • Tighten electrical connections
  • Check incoming voltage
  • Check thermostat
  • Check & flush condensate pans, drains, & pumps
  • Lubricate motor (if required)
  • Take temperature readings
  • Check overloads & safety controls
HVAC technician working on an old mercury thermostat

HVAC technician working on an old mercury thermostat

Heat Pump & Air Conditioner Specific Tasks:

  • Test defrost controls & sensors
  • Test lockout controls
  • Check sensor calibrations
  • Check backup heat
  • Check running amps of compressor & fan motors
  • Check indoor coil and outdoor coil *
  • Check contactors & capacitors
  • Take sensor readings
  • Check refrigerant levels

Gas Furnace Specific Tasks:

  • Check blower wheel *
  • Check all pressure switches
  • Check all venting & termination
  • Check igniter
  • Check & Clean flame sensor rod
  • Check pilot & thermocouple
  • Check gas pressures: incoming & manifold
  • Check burner operation
  • Check limit operation
  • Check amp draw of fan & inducer motors
  • Check heat exchanger & safety controls
  • Check gas condensate tubing & traps

* Note: Cleaning of marked items may be extra.

To read more about our plans: A&K’s Annual and Semi-Annual Maintenance Plans

We are always happy to answer any questions you may have so Contact A&K Heating and Air Conditioning today!