Performed heater preventative maintenance cleaned the flame sensor changed the filter checked amps on all motors all where in specs capacitor was perfect at 12.5uf inspected blower wheel and evaporator both where clear of debris got in the attic and inspected ductwork and insulation home is well insulated the roof was recently replaced so inspected the flashings and found no issues or safety concerns the hot water tank is new and the dryer goes through the wall the system is operating correctly at this time.