What was found
*LH WING OTBD GROUND SPOILER HAS CORRODED CENTER HINGE ATTACHING HARDWARE (C-CHECK RO 11-05-2021) REMOVED AND REPLACED CORRODED CENTER HINGE ATTACHING HARDWARE WITH NEW HARDWARE. CALIBRATED TOOL USED: TUC4238, DATE: 30-JUN-22. REF. CRJ-700, AMM 27-63-01-000-802, (CONFIG A01) STEP: 4.A. (4), AMM 27-63-01-400-802, (CONFIG A01) STEP: A.4. (1)-(4), (10).