What was found
FUELER REPORTED CENTER TANK INDICATOR NOT GOING INTO TEST MODE, ALL EIGHTS. STAYS AT CURRENT VALUE DURING SELF TEST. ACFT GROUNDED. CONFIRMED FFR, LEG NR 1 SHOWS CENTER BLANK, 28-41309, PROCESSOR FAIL. BITE OF FQIS SHOWS NO CURRENT FAULTS. GROUND TEST PASSED. CTR FUELING QTY INDICATOR NOW GOES INTO TEST MODE. OPS CHECK FUELING QTY IND GOOD AT THIS TIME, REF FIM 28-41/T801.