As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REF T/C N8420000, FOUND BROKEN CLAMP AND HARNESS DAMAGE ON HARNESS MW0326 AT THE LEFT CORE DETECTOR, B2. ACFT GROUNDED. R & R MW0326 CORE FIRE DETECTION HARNESS. REF AMM 26-11-02-000-802. HARNESS REQUIRES SECURING AND TIGHTENING. COMPLETED INSTALL OF MW0326 CORE FIRE DET HARNESS, OPS NORMAL IAW AMM TASK 26-11-00-710-801.