What was found
DURING A MAINTENANCE VISIT FOUND CORROSION DAMAGE TO FITTING AT STA 400 BETWEEN LONGERON 22 LEFT TO 23 LEFT, DAMAGE EXCEEDED LIMITATIONS IAW DC-8 SRM. REMOVED DAMAGE, TREATED AREA IAW DC-8 SRM 51-1-8. RETURN TO SERVICE, LIMITS ACCEPTABLE IAW FAA DER APPROVED ENGINEERING SKETCH EO 99-186.