Furnace Maintenance, AC Maintenance & Heating & Cooling in Chicago, IL

Oasis Heating & Cooling Energy Savings Program 30 Point Maintenance Plans

30 Point Furnace Maintenance

  • Inspect entire furnace for safety issues
  • Inspect heat exchanger and vacuum out minor rust deposits
  • Pull Blower assembly or inspect the blower wheel and motor
  • Visual inspection of evaporator coil
  • Inspect and clean burners
  • Vacuum out minor rust around burners
  • Check ignition controls
  • Clean flame sensor
  • Measure temperature rise
  • Measure blower amps
  • Check blower capacitor
  • Inspect flue pipe
  • Test main limit switch
  • Test flame rollout switches
  • Test all Safety controls
  • Test gas valve operation
  • Check gas connections at furnace
  • Check and adjust gas valve pressure (if necessary)
  • Test fan control
  • Test door switch
  • Check and tighten all electrical connections
  • Check and tighten low voltage connections
  • Measure high voltage to furnace
  • Test inducer assembly
  • Test pressure switch
  • Check thermostat operation
  • Inspect ductwork
  • Replace standard 1 inch pleated filter
  • Update inspection label
  • Clean up after completion of tune-up

30 Point Air Conditioning Maintenance

  • Inspect entire air conditioning system for safety issues
  • Inspect blower assembly, inspect the blower wheel and motor
  • Check blower capacitor
  • Measure blower amps
  • Inspect heat exchanger
  • Inspect evaporator coil
  • Check refrigerant charge
  • Tighten all refrigerant service valve caps and covers
  • Inspect condenser coil
  • Clean out debris from bottom of condenser
  • Inspect fan blade
  • Flush condensate drain line
  • Check all drain safety switches
  • Check condensate pump and line (if applicable)
  • Measure temperature difference across evaporator coil
  • Check low and high pressure switches
  • Test high voltage at disconnect and condenser
  • Check and tighten all electrical connections
  • Check and tighten all low voltage connections
  • Measure compressor mega ohms
  • Measure compressor amps
  • Measure fan amps
  • Test compressor run and start capacitors
  • Check compressor terminal connections
  • Check thermostat operation
  • Replace standard 1 inch pleated filter
  • Inspect ductwork
  • Inspect flue pipe
  • Update inspection label
  • Clean up after tune-up

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