What was found
DURING SERVICE CHECK, FOUND CIDS FAULT AT AFT LT UNIT, MANY ESCAPE PASSNGER LIGHTS INOPERATIVE. MX REPLACED 13WL EPSU AND OPS CHECKED NORMAL.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING SERVICE CHECK, FOUND CIDS FAULT AT AFT LT UNIT, MANY ESCAPE PASSNGER LIGHTS INOPERATIVE. MX REPLACED 13WL EPSU AND OPS CHECKED NORMAL.