What was found
DURING A ROUTINE C CHECK INSPECTION, RT FUSELAGE FORWARD PASSENGER ENTRANCE DOOR UPPER AFT JAMB PLATING WEAR DAMAGE AT STA FS 25.000, L-21R. MAJOR REPAIR ACCOMPLISHED REMOVAL OF DAMAGE. FABRICATED NEW SKIN, CLEANED, TREATED AND PRIMED AREA + NEW SKIN. APPLIED SEALANT TO FAYING SURFACES. INSTALLED NEW SKIN IAW DC8 SRM 52-1-0 PG 1, 52-3-1 FIG 1, 52-1-11, 51-1-21, 51-1-22.