✅ Inspect and test all safety controls
✅ Inspect and clean condensate drain line
✅ Calibrate thermostats
✅ Inspect ducts
✅ Program thermostats, if needed
✅ Check air filter
✅ Evaluate air flow
✅ Set dampers, if needed
✅ Inspect condenser and evaporator coils
✅ Inspect ventilation system
✅ Inspect and lubricate blower motor
✅ Inspect and clean starter contacts
✅ Check refrigerant
✅ Test run capacitors
✅ Inspect motor bearings
✅ Check and adjust belt tension
✅ Test air temperatures
✅ Tighten electrical connectors