Assurance plus 1 of 2 York 4 ton heat pump 5 kw electric heat Air handler blower meets manufacturer specs emergency heat strip meats manufacturer specifications. Shampooed evaporator coil with duct fresh added small drain pan treatment moved uv light bulb in th apex of evaporator coil. Changed 20*20*4 filter static pressure .39. Temperature differential 32 degrees in heat/ heat pump Condenser all motor amps meet manufacturer specifications. Refrigerant level meet manufacturer specifications shampooed condenser coil start assembly in good shape run capacitor has been replaced Please do a google review today Thanks so much for your business and being the best part of AirNow Jesse Piper