As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 3 ENGINE THRUST REVERSER SUPPORT CASTING BROKEN AT IDLER ARM STOP. SUPPORT CASTING WAS REMOVED AND REPLACED WITH NEW CASTING. WHEN RE-RIGGING THRUST REVERSER, FOUND FEEDBACK CABLE BROKEN. THE FEEDBACK CABLE CONTROLS THE OPERATION OF THE THRUST REVERSER AIR MOTOR. SUSPECT THE FEEDBACK CABLE BROKE AND THE THRUST REVERSER DOORS TRIED TO OVERSTOW AND BROKE THE SUPPORT CASTING. AIRCRAFT N NR YV-03CP.