As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE PERFORMING EMERGENCY EXIT LIGHT OPERATIONAL TEST; FOUND EMERGENCY LIGHTS ASSOCIATED WITH EMERGENCY BATTERY PACK M1672 INOP WHILE PERFORMING EMERGENCY EXIT LIGHT OPERATIONAL TEST FOUND EMERGENCY LIGHTS ASSOCIATED WITH EMERGENCY BATTERY PACK M1672 INOP<[01] REMOVED EMERGENCY EXIT LIGHT BATTERY CHARGER AND BATTERY PACK M1672; INSTALLED SERVICEABLE CHARGER AND BATTERY PACK; AND PERFORMED GOOD INSTALLATION TEST AS DOCUMENTED IN STEPS 1-4;[02] VERIFIED CORRECTIVE ACTION 1.