As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
POSSIBLE FUEL LEAK 1500 LB DIFF IN 30 MIN LEFT SIDE LOW. MX RAN THE #1 ENGINE, AND NO LEAKS WERE NOTED AND OPERATION WAS NORMAL. REF LP 3150428. PLACED #1 TANK ON MEL REF MEL 2806A. BUSSING PLUG INSTALLED DDP COMPLETED. APPROVED LEFT MAIN TANK FUEL QTY GAUGE INOP REF MEL 2806A PLACED ON MEL REF MEL 2806A.