As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT CRUISE WHEN FUEL XFEED MOVED TO OFF POSITION, AMBER FUEL BST PUMP ON L AND R CAS MESSAGE POSTED. RAN QRH. MESSAGE POSTED WHEN XFEEDING L TO R AND R TO L. CARRIED OUT FUEL BOOST AND CROSSFEED ANNUNCIATION OPERATIONAL CHECK IAW 680A AMM 28-40-00 WITH NO DISCREPANCIES NOTED. REPLACED PCB NZ107 FUEL CNTRL WITH INSPECTED UNIT IAW 680A AMM 24-60-35 AND COMPLETED POST MAINTENANCE CHECK IAW 680A AMM 24-60-35PARA (J) NO DISCREPANCIES NOTED,