What was found
AIRCRAFT WAS GROUNDED: MAINTENANCE REPORTS 10WL EPSU CLASS 1 FAULT. REMOVED AND REPLACED 10WL EPSU BATTERY PACK IAW AMM 33-51-38. OPS CHECK NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS GROUNDED: MAINTENANCE REPORTS 10WL EPSU CLASS 1 FAULT. REMOVED AND REPLACED 10WL EPSU BATTERY PACK IAW AMM 33-51-38. OPS CHECK NORMAL.