What was found
* THE RH OUTBD FLAP CENTER HINGE ARM HAS CORRODED HARDWARE FOR KEEPER PLATE. (C-CHECK) RO 2/28/2020 REMOVED THE ANTI-ROTATION KEEPER (CORRODED HARDWARE) FROM THE CENTER HINGE ARM OF THE R/H OUTBD FLAP. REF: CRJ 200 AMM. INSTALLED THE ANTI-ROTATION KEEPER (WITH NEW HARDWARE) ON THE CENTER HINGE ARM OF THE R/H OUTBD FLAP. REF: CRJ 200 AMM. USED 10-50 IN/LBS TORQUE WRENCH TUC 8612, CAL DATE 31-OCT-2020.