As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT EXP PERFORMED CROSSFEED VALVE CHECK & DID NOT GET CORRECT INDICATION OF OPEN POSITION. ( NO LIGHT BLUE LIGHT) ATTEMPTED 2ND TRY TO SHOW F.O. STILL NOT CORRECT ON 3RD ATTEMPT VALVE FUNCTION PROPERLY. GROUNDED - YES. PERFORMED IFIM TASK 28-22-00-810-802 AFTER INITIAL EVALUATION CROSS FEED VALVE OPPERATES CORRECTLY. NO MAINT HISTORY LAST 90 DAYS. SEAMC MOC JEFF NOTIFIED.CERTI # TSAR174M.