23 point healthy hVAC checklist
- Check Contactor
- Check start capacitor
- Check run capacitor
- Check starting switch
- Check electrical wiring
- Check line voltage
- Check operation of condenser fan
- Check operation of blower fan
- Check operation of compressor
- Test suction pressure
- Test liquid pressure
- Clean condenser coil
- Clean evaporator coil
- Check condensate drain line/pump
- Visually check for refrigerant leaks (oil)
- Tighten electrical lugs
- Check supply air temp
- Check return air temp
- Check subcooling
- Check superheat
- check defrost operation (if necessary)
- check line set insulation
- check refrigerant levels
- clean debris from outdoor unit
- check heat exchanger
- check ignitor
- check/clean burners
- check ductwork and supply registers
- check return grills
- check motor bearings
- CO check
- Check duct static