As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHTS ATTACHED TO M1670 INOP. REMOVED AND REPLACED EMERGENCY LIGHT BATTER PACK AND PERFORMED GOOD INSTALLATION TEST PER AMM 33-51-06-960-801 AND AIR RETURN GRILLES PER AMM 21-23-03-000-801, AND AMM 21-23-03-400-802. 81136U, 17MAR20.