Performed QA on Trane AC/Coil Installation. They said they have used the AC since the install since it is an office building and it has been working well. Turned system to cooling and measured refrigerant charge, static pressure, and temperature splits. Measured amp draw on the Outdoor unit. Filled Condensation pump and tested discharge. Tested the ez trap safety. Reviewed the fan speed setting for Cooling. Completed checklist form in system.