• Inspect the condenser and evaporator coils
  • Clean condenser coil
  • Check refrigerant lines
  • Clean the drain lines and eliminate any clogs
  • Replace and clean air filters 
  • Inspect/secure all electrical connections 
  • Test capacitors
  • Optimize the system for better energy efficiency
  • Check for oil and refrigerant leaks
  • Check the wear, tension, and alignment of all blower components
  • Clean the evaporator coil if it appears dirty
  • Calculate sub-cool or super-heat to ensure proper refrigerant charge


  • Inspect condensate lines and safety controls 
  • Check all gas connections (only for gas furnaces)
  • Check the combustion motor and blower assembly 
  • Inspect air filters and replace them as necessary 
  • Adjust burner combustion to get the most out of your fuel usage
  • Evaluate the safety shut-off feature to ensure it’s working properly
  • Check the blower belt for any wear-and-tear
  • Examine the flue system for proper ventilation
  • Confirm that all automatic controls are working as they should
  • If the burners are dirty, clean them with furnace-safe products