What was found
SUPPORTING HARDWARE FOR L/H AILERON HINGE ASSY CORRODED ( MARKED WITH BLACK ) (C-CHECK RO 4/21/2021) ORDERED AND RECEIVED NEW HARDWARE ,REMOVED AND REPLACED LH AILERON HINGE #4 PLATE FITTING FWD BOLT,WASHERS, NUT, WITH NEW REF CRJ 700 AMM 27-15-01-000-801-A01 AND REF CRJ 700 AMM 27-15-01-400-801-A01 TORQUE WRENCH TUC5658 DUE 31-JUL-21 SEE JOB 71003590 OP 583 CAMP # 22175280 FOR HINGE # 4 ANTI-ROTATION PLATE AFT BOLT INSTALLATION