What was found
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY BATTERY M33143 FAILS TO HOLD CHARGE. REMOVED AND REPLACED BATTERY PACK M33143 PER AMM 33-51-06-960-802.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT IN BASE MAINTENANCE: EMERGENCY BATTERY M33143 FAILS TO HOLD CHARGE. REMOVED AND REPLACED BATTERY PACK M33143 PER AMM 33-51-06-960-802.