What was found
AFT OVERHEAD CABIN EXIT SIGN FOR DOORS 4L + 4R IS NOT ILLUMINATED, INSTALLED NEW EPSU [13WL] AND NEW BATTERY PACK
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFT OVERHEAD CABIN EXIT SIGN FOR DOORS 4L + 4R IS NOT ILLUMINATED, INSTALLED NEW EPSU [13WL] AND NEW BATTERY PACK