Upon arrival discussed with customer home not cooling properly with indoor unit on and outdoor unit off. Upon further inspection found bad voltage enhancement system. Customer opted for HN13A. Warranty credits were applied and customer opted for comfort 1. Concerns were also expressed about half of the mobile home not receiving proper airflow. After further inspection, it is presume that ductwork has become disconnected in the ceiling. Customer will contact us when they are ready to tackle this problem which will include the need for an infrared camera to decide where to cut ceiling open to access ductwork for repair. Important to note that customer expressed concerns that problem started after the installation of the new system in 2020. This condition most likely caused by improperly connected ductwork by manufacture of the mobile home.