What was found
REMOVE AND INSTALL RIGHT WING OUTBOARD FLAP HINGE BOX ASSEMBLY WS178.00, WS220.00 AND WS264.00 TO FOM PER AMM (C-CHECK RO 9-30-21) REMOVED RH OUTBOARD FLAP HINGE BOX AT WS 264.00 REF. CRJ 200 AMM 57-21-35-000-803.AND INSTALLED RH OUTBOARD FLAP HINGE BOX AT WS 264.00 REF CRJ 200 AMM 57-21-35-400-803 REMOVED RH OUTBOARD FLAP HINGE BOX AT WS 220.00 REF. CRJ 200 AMM 57-21-35-000-802.AND REINSTALLED RIGHT OUTBOARD FLAP HINGE BOX WS 220.00 REF CRJ 200 AMM 57-21-35-400-802. REMOVED RH OUTBOARD FLAP HINGE BOX AT WS 178.00 REF. CRJ 200 AMM 57-21-35-000-801.AND INSTALLED RH OUTBOARD FLAP HINGE BOX AT WS 178.00 REF CRJ 200 AMM 57-21-35-400-801. BOND CHECKS GOOD