As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN ROUTE FROM LAX TO PHL, CREW RECEIVED A FUEL ACT NR 1 XFERED FAULT. THERE WAS 5,300 LBS IN NR 1 ACT. FLIGHT DIVERTED TO DFW & LANDED WITHOUT INCIDENT. INSTALLED NEW ACT TRANSFER VLV ACTUATOR IAW AMM 28-28-28-53-400-001-A. ACCOMPLISHED SUCCESSFUL OPERATIONS TEST OF ACT AUTOMATIC TRANSFER SYS IAW AMM 28-28-00-710-004-A.