As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT#1245, BOS-CLT. (AIRCRAFT PERFORMED AN AIR TURN BACK TO BOS) 'BLEED 1 LEAK ON FL 240. RUN QRH THROUGH PRESSURIZATION; FOUND ODS LOOP CONNECTION POINT WITH WIRE HARNESS J1045 SHORTED INSTALLED NEW CONNECTOR IN REF SWPM 20-21-10. OPS CHECK GOOD.'