What was found
NUMBER 2 FUEL GAUGE INDICATED ZERO DURING CRUISE THEN PASSING THROUGH APPROX 12000 FT GAUGE STARTED TO COME UP TO READ FUEL QUANTITY. SUMPED NR 3 TANK. NO WATER FOUND. NO FAULT CODES ON INDICATOR. CLEANED CANNON PLUG ON NR 3 VTO ON FWD SPAR. R&RD NR 3 FUEL QUANTITY GAGE INDICATOR AS A PRECAUTION PER AMM 28-41-040-4 AND OPS CHECKED PER 28-41-000-5 AND I. NO FAULTS . TRANSFERED ALL FUEL FROM TANK TO 0 READING. TRANSFERED FUEL BACK INTO NR 3 TO READING OF 11.1 WITH NO BLANKING OUT OF GAGE. ACFT OK FOR SERVICE.