As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MDIS 923 33-50 3670 16MAY22 HAJ FACT U RH EMERGENCY EXXIT LIGHTS DOES NOT ILLUMINATE R/I 16MAY22 19:09 HAJ U REASON CODE : PREMATURE REMOVAL/INSTALLATION OFF MPN: 2013-1ASMI POS: 2 SRL: 3341 TAG NBR: H14652 ON MPN: 2013-1ASMI CPN: 3301128 SRL: 11438 TAG NBR: 122G67 FACT 16MAY22 19:09 HAJ U FWD BATTERY PACK REPLACED IAW AMM 33-51-07-902-001, FOUND OK. AC READY FOR SERVICE.