Gas Furnace Preventive Maintenance

  • Check thermostat calibration
  • ​Clean furnace burner assembly (if needed)
  • ​Clean ignition assembly (if needed)
  • ​Inspect gas piping
  • ​Examine heat exchanger For damage and corrosion
  • Inspect vent piping and clearances
  • Tighten electrical connections
  • ​Check system grounding
  • ​Test furnace starting capabilities
  • Measure voltage and amperage
  • ​Adjust gas pressure and pilot Flame (if applicable)
  • Check combustion air
  • Monitor flue draft
  • Test and adjust furnace safety controls
  • Monitor heating cycle
  • ​Measure temperature difference between supply air and return air
  • In place, clean and adjust blower components (if needed and accessible)
  • ​Inspect filtration system
  • ​Inspect accessible duct work near the equipment location only
  • ​Lubricate moving parts as needed​​
  • Examine furnace installation integrity
  • ​Examine Heating equipment condition, area and clearances
  • ​Test for carbon monoxide 

Heat Pump Preventive Maintenance

  • Check thermostat calibration
  • ​Inspect evaporator coil (if accessible)
  • In place, clean and adjust blower components (if needed and accessible)
  • Inspect filtration system
  • Tighten electrical connections
  • Check system grounding
  • Test starting capabilities
  • Measure voltage and amperage
  • Lubricate moving parts as needed
  • Clean condensate drain
  • Check system defrost controls
  • ​Test auxiliary heater
  • Inspect filtration system
  • Lubricate moving parts as needed
  • Test condensate pump
  • Inspect accessible duct work near the equipment location only
  • Monitor cooling or heating cycle
  • Measure temperature difference between supply air and return air
  • Monitor refrigerant pressures
  • Examine installation integrity
  • Examine equipment condition, area and clearances

Annual Preventive Maintenance

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Air Conditioner Preventive Maintenance

  • Check thermostat calibration
  • ​Inspect evaporator coil if accessible
  • ​Clean condensate drain
  • ​In place, Clean and adjust blower components (if needed and accessible)
  • ​Tighten electrical connections
  • ​check system grounding
  • Text starting capabilities
  • Test air conditioning safety controls
  • Monitor cooling cycle
  • Test compressor valves
  • ​Measure voltage and amperage
  • ​Monitor refrigerant pressures
  • Measure temperature difference between supply air and return air
  • Inspect filtration system
  • ​Inspect accessible duct work near the equipment location only
  • ​Lubricate moving parts as needed
  • ​Test condensate pump
  • Examine installation quality
  • ​Examine equipment condition, area and clearances

Electric Furnace Preventive Maintenance

  • Check thermostat calibration
  • Inspect evaporator coil (if accessible)
  • In place, Clean and adjust blower components (if needed and accessible)
  • Inspect filtration system
  • Tighten electrical connections
  • Check system grounding
  • Test system starting capabilities
  • Measure voltage and amperage
  • Lubricate moving parts as needed
  • Test and adjust safety controls (if applicable)
  • Inspect and test electrical heating elements
  • ​Inspect accessible duct work near the equipment location only
  • Monitor heating cycle
  • ​Measure temperature difference between supply air and return air
  • Examine air handler installation integrity
  • Examine Heating equipment condition, area and clearances