What was found
WHILE AIRCRAFT WAS IN FOR HEAVY CHECK, MAINTENANCE REPORTED LEVEL 2 CORROSION ON THE SHEAR CLIP AT FR83, STR 27R-28R. MAINTENANCE REMOVED AND REPLACED THE SHEAR CLIP AT FR83, STR 27R-28R IAW SRM 51-43-03, 51-41-02 & 51-40-02. AIRCRAFT IS CURRENTLY STILL OUT OF SERVICE FOR HEAVY CHECK COMPLETION.