As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY CHECK VISIT MAINT FOUND BEHIND LH COCKPIT CB PANEL FRAME 10 BETWEEN STRINGER 12L AND 13L HAS BURN HOLE FROM BREAKER. PERFORMED A PERMANENT DOUBLER REPAIR ON FR 10 BETWEEN STRG 12L-13L BEHIND LH COCKPIT CB PANEL. REF ETD2023-170-017966