As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDIS 624 36-11 1881631 15SEP19 BGR CLOSE AFTER TAKE OFF BLD 1 LEAK MESSAGE DISPLAYED. FOLLOWED QRH ITEM CLEARED. HISTORY: RETURN TO FIELD / AIR TURNBACK. FACT 15SEP19 13:25 BGR R+R #1 PACK VALVE SLEEVE AS REQ. PERF OPS CHECK IN REF TO AMM 36-00-00. OPS CHECK GOOD. OK FOR SERVICE.