As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SUPPORT TASK BATTERY PACK AT STATION 322 WILL NOT CHARGE. REMOVED BATTERY PACK & CHARGER ASSEMBLY AT STATION 322 M01675 & INSTALLED SERVICEABLE BATTERY PACK & CHARGER ASSEMBLY IAW AMM 33-51-06. PERFORMED TEST OF EMER LIGHTS IAW AMM 33-51-00, TESTED OK.