What was found
(AIRCRAFT NOT GROUNDED) EPSU FAILED DURING TC #335100-03-1-001 / REMOVED AND REPLACED AFT EPSU/BATTERY 13WL IAW AMM 33-51-38-400-001-A, OPS CHECK GOOD"
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(AIRCRAFT NOT GROUNDED) EPSU FAILED DURING TC #335100-03-1-001 / REMOVED AND REPLACED AFT EPSU/BATTERY 13WL IAW AMM 33-51-38-400-001-A, OPS CHECK GOOD"