What was found
DURING C-CHECK, LEFT EXTERNAL LIGHT SYS AT BS 1197 WAS BEING TESTED AND FAILED TO ILLUMINATE. R & R WITH SERVICEABLE LIGHT ASSY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING C-CHECK, LEFT EXTERNAL LIGHT SYS AT BS 1197 WAS BEING TESTED AND FAILED TO ILLUMINATE. R & R WITH SERVICEABLE LIGHT ASSY.