What was found
MAIN CARGO DOOR SYSTEM-A LIGHT ILLUMINATED IN FLIGHT. ACCOMPLISHED MAIN CARGO DOOR LIGHT ILLUMINATED IN FLIGHT EMERGENCY PROCEDURE. PRESSURIZATION NORMAL. CONTINUED FLIGHT REPEAT WRITE-UP. ITEM TRANSFERRED TO DMI LOG PER MEL 52-2-1 DMI 15651 PLACARD INSTALLED. REF DMI 15651 MAIN CARGO DOOR SYSTEM-A LIGHT ILLUMINATED IN FLIGHT. ACCOMPLISHED MAIN CARGO DOOR LIGHT ILLUMINATED IN FLIGHT EMERGENCY PROCEDURE PRESSURIZATION NORMAL. CONTINUED FLIGHT. REPEAT WRITE-UP. REPLACE VENT DOOR SWITCH IAW DC-8 M/M 52-36-1. OPS CHECKED GOOD. THIS CLEARS DMI 15651. STICKER REMOVED P/N: BAN7024-1.