What was found
ON A SERVICE CHK, ESPU (12WL) BATTERY FAULT. REPLACED ESPU (12WL) BATTERY PACK, IAW AMM 33-51. BITE CHKD GOOD. (LP 9623182 - AIRCRAFT WAS GROUNDED)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
ON A SERVICE CHK, ESPU (12WL) BATTERY FAULT. REPLACED ESPU (12WL) BATTERY PACK, IAW AMM 33-51. BITE CHKD GOOD. (LP 9623182 - AIRCRAFT WAS GROUNDED)