As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENGINE THRUST REVERSER AFT CASCADE SUPPORT FRAME AT POSITION 6 FOUND CRACKED AT NUTPLATE AREA. REMOVED AND REPLACED NR 1 ENGINE THRUST REVERSER SUPPORT FRAME AS PER EA 1-7830-163531. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100, REVISION 115.