Assurance 2 of 2 Air handler blower meets manufacturer specifications coil clean time to change 20*20*4 filter and yearly uv bulb. Drain cleaned wet dry vac green clean primed drain static return,12 supply ,21. 20 degree differential Condenser All motor amps meet manufacturer specifications cleaned condenser coil refrigerant level meets manufacturer specifications Thanks you for your band being the best part of AirNow Jesse