As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDIS 649 32-30 1914283 13JAN19 MDT CLOSE AFTER TAKEOFF GEAR UP CONSTANT KNOCKING NOISE HEARD IN FRONT AND BELOW FO, IN ADDITION LEFT MAIN DOOR INDICATION GOES FROM RETRACTED TO TRANSITION REPEATEDLY DURING FLIGHT. HISTORY: FACT 13JAN19 16:52 PHL REPLACED LT MAIN GEAR UPLOCK PROX SWITCH C/P, OPS CHECK GOOD. PROX SWITCH CHANGED AS PRECAUTION MEASURE. ALL WEATHER SEAL REPLACED. OK FOR SERVICE REF 32-61-01.