As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY BATTERY (10WL) CAPACITY TEST FAILURE AS NOTED ON LTPR NR#5001159309-0010. ESPU BATTERY(10WL)FAILED ON EMERGENCY LIGHTING BATTERY CAPACITY P/N OFF:AD-3214-31- S/N OFF:273398,P/N ON:AD-3214-31, S/N ON: TEST AND REQUIRES REPLACEMENT.PERFORMED REPLACEMENT OF EMERGENCY 289178. LOG PAGE: 8768571. BATTERY (10WL) I.A.W. AMM:33-51-38-400-002 REV.115. TEST SATISFACTORY.WORK ACCOMPLISHED BY V933645 AND INSP. BY V934782.