HVAC Preventative Maintenance Roof 005 Trane QRS990 J3254779: Preventative Maintenance - Quarterly -Inspect condensor or cooling elements. -Inspect control box, associated controls, wiring and connections. -Clean or replace air filter. -Remove and add refrigerant -Inspect conditioned airflow system (ductwork)—check for leaks. Inoperable Deficiency for Roof 005 Trane QRS990 J3254779: Compressor Pulling High Amps