What was found
ON CLIMBOUT, "MCD ARM" LIGHT AND "CARGO DOOR IN-TRANSIT" LIGHT ILLUMINATED, REPEAT WRITE UP.PRESSURIZATION WAS NORMAL THROUGHOUT FLIGHT. AT TIME OF LIGHT ILLUMINATION, PSID WAS 6. APPX ALTITUDE WAS 15,000. R & R MCD AFT LATCH CYLINDER PER 52-34-021-4. BLED AND OPS CHECKED NORMAL. RAN DOOR SEVERAL TIMES WITH PRESS IND. PLUMBED IN LINE AT PORT 2. PER DRAWING. NO LEAK DOWN NOTED. RESTORED A/C TO NORMAL. PRESSURIZED A/C TO CHECK FOR MIGRATION OF LOCK BAR. PRESS TO 5.0 D FOR APPROX 25 MIN. WITH NO LOCK BAR MOVEMENT NOTED. NO WARNING LIGHTS ILLUMINATED