What was found
DURING HANGAR MAINTENANCE IN MCN, LEFT SIDE ENGINE SUPPORT BEAM WAS FOUND TO BE CRACKED. MAINTENANCE REPAIRED CRACKED ENGINE SUPPORT BEAM IAW ASA EO 600-53-0073. THIS EO INCLUDES REPAIR SPECIFICATIONS FOR ENGINE SUPPORT BEAM CRACKS AT BL 36.20 FOR CRJ200 AIRCRAFT. THIS EO REFERENCES ASA EO 600-53-0043. REO 601R-53-61-366 REV E, SERVICE BULLETIN A601R-53-059, AND SRM'S 51-00 REV 14 AND 53-00 REV 14. (M)