What was found
PDIS 620 21-30 7092 19MAR22 MEM FACT U ON DEPARTURE OUT OF KMEM AT APPROX 2000 FT AS WE BEGAN OUR CLIMB WE GOT A LEVEL 1 CABIN RATE ALERT. OUTFLOW VALVE WAS CLOSED AND AVIONICS FAN WENT TO OVERRIDE. AS WE CONTINUED TO CLIMB THE CABIN ALT CONTINUED TO CLIMB. WE LEVELED OFF AT 10000 FT WITH A CABIN ALT OF 8800 FT. RTB TO KMEM. SHGN 20MAR22 00:08 MEM U UPON BLOCK IN OF A/C FOUND MAIN CARGO DOOR VENT DOOR OPEN. SUSPECT DOOR TO BE AT FAULT FOR PRESSURE ISSUE. CLOSED CARGO VENT DOOR PER SMP. DOOR INDICATION ISSUE STILL REMAINS AND NEEDS TO BE WORKED. INFO 20MAR22 00:28 MEM ********************MOCC UPDATE******************** PLEASE WORK IN CONJUNCTION WITH TSI: 21-30/7091 *************THANKS MOCC TECH SERVICES************* 20MAR22 06:58 MEM R OLD DISCREPANCY : 620 / 52-30 / 0007090 SHGN 20MAR22 07:04 MEM U REF WRI 52-70/7093 FOR MAIN CARGO DOOR INDICATION ISSUE. FACT 20MAR22 08:09 MEM U PRESSURIZED A/C REF. MD11 AMM 21-00-00-2. OPS CHECK WAS GOOD. NO FAULTS OR DEFECTS FOUND.