Under the house found several locations where the flex duct had been ripped open and on flex that had fallen completely off the supply register box... With coupling collars, tape and panduit straps the ductwork was sealed, secured and atratched as nescessary under the home... All ductiing was checked for integrity of the closed systm with no other issues found... The unit was ran in cooling mode to ensure proper operation, all readings were good according to the manufactirers recommended ranges amd levels during operatin at 5is time... Indoor coil was shwimg signs of frosting up at the coils edges, the customer was made aware and any other issus or recommendations were discussed