As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LINE CHECK MAINTENANCE FOUND SEAT MOUNTED ESCAPE PATH EMERGENCY LIGHTS AFT OF DOOR 2L WON'T DISARM. PER WD 33-51- 16 PAGE 4 FOUND EMERGENCY PSU W736 FAULTS IN OFF POSITION. REPLACED EPSU W736 PER AMM 33-51-07. OPERATION CHECKS GOOD AND THE AIRCRAFT RETURNED TO SERVICE.