What was found
CORROSION FOUND ON HORIZONTAL STABILIZER CENTER SECTION UPPER SKIN PANEL S-11 RBL 28. ER/A 544536-14 REV C REQUIRES SECTION III FOLLOW-ON INSPECTIONS FOR CONTINUED AIRCRAFT AIRWORTHINESS. ER/A 544536-14 REV C SECTION III FOLLOW-ON INSPECTIONS ARE REQUIRED ON OR BEFORE 5,500 FLIGHT CYCLES FROM SECTION II REPAIR EMBODIMENT. THEREAFTER, REPEAT SECTION III WITHIN EVERY 5,500 FLIGHT CYCLES. ASSOCIATED ER/A 00-544536 ADDED FOR AC 0187. (LP #0811380)