What was found
DURING MAINTENANCE VISIT, FOUND CORROSION ON INTERNAL UPPER SKIN AT STA XE282 TO 291 OF LT HORIZONTAL STABILIZER. REMOVED PANEL, FABRICATED AND INSTALLED NEW SKIN PANEL IAW FAA APPROVED DER COTNEY ENGINEERING SKETCH E84-R89, DC-8 SRM 51-1-21 AND TREATED IAW DC-8 SRM 51-1-8.