What was found
AIRCRAFT NOT GROUNDED: EMER L EPSU (11WL) FAILED ON EPSU SYS TEST. REPLACED EPSU BATTERY AT EMER L EPSU (11WL) IAW AMM 33-51-38.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT NOT GROUNDED: EMER L EPSU (11WL) FAILED ON EPSU SYS TEST. REPLACED EPSU BATTERY AT EMER L EPSU (11WL) IAW AMM 33-51-38.