What was found
WHILE DEFUELING NR 2 TANK, INDICATOR READS HIGHER THAN IT SHOULD. ACFT GROUNDED. R & R TANK UNITS F12, F11, F10, F9, F8, F5, AND F3. REPLACED TANK UNITS F7R AND F6R IAW AMM 28-41-21/401. R & R TANK UNIT F1 AND THE NR 2 TANK COMPENSATOR IAW AMM 28-41-21. REPLACED TANK UNITS F2R AND F4R REF AMM 28-41-21. SYSTEM TEST GOOD REF AMM TASK 28-41-00-730-801, COMPARISON TEST GOOD REF AMM TASK 28-41-00-720-801. INSPECTION AND LEAK CHECKS GOOD.