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B767 has fuel gauge malfunction and crew elects to dump fuel and divert.
| Attributes | |
| ACN | 714823 |
| Time | |
| Date | 200610 |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Altitude | agl single value : 4000 |
| Environment | |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tower : zzz.tower |
| Operator | common carrier : air carrier |
| Make Model Name | B767-300 and 300 ER |
| Operating Under FAR Part | Part 121 |
| Flight Phase | climbout : takeoff |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| ASRS Report | 714823 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Events | |
| Anomaly | aircraft equipment problem : less severe other anomaly other |
| Independent Detector | other flight crewa |
| Supplementary | |
| Problem Areas | Aircraft |
| Primary Problem | Aircraft |
Narrative:
On climb out passing 4000 ft MSL in a right turn the left main fuel tank quantity started to decrease 100 pounds per second and continued till it was 8000 pounds low. The gauge then went blank. After 1 min it reappeared and the quantity climbed to normal. After 10 mins the entire process reoccurred; and continued 2 more times. We; the crew; elected to not to take the aircraft ETOPS and was directed to divert to jfk. 30000 pounds of fuel was dumped at FL260 in the vicinity of pxv. A 340000 pound overweight landing was made at jfk with minimal sink.
Original NASA ASRS Text
Title: B767 HAS FUEL GAUGE MALFUNCTION AND CREW ELECTS TO DUMP FUEL AND DIVERT.
Narrative: ON CLBOUT PASSING 4000 FT MSL IN A R TURN THE L MAIN FUEL TANK QUANTITY STARTED TO DECREASE 100 LBS PER SECOND AND CONTINUED TILL IT WAS 8000 LBS LOW. THE GAUGE THEN WENT BLANK. AFTER 1 MIN IT REAPPEARED AND THE QUANTITY CLBED TO NORMAL. AFTER 10 MINS THE ENTIRE PROCESS REOCCURRED; AND CONTINUED 2 MORE TIMES. WE; THE CREW; ELECTED TO NOT TO TAKE THE ACFT ETOPS AND WAS DIRECTED TO DIVERT TO JFK. 30000 LBS OF FUEL WAS DUMPED AT FL260 IN THE VICINITY OF PXV. A 340000 LB OVERWT LNDG WAS MADE AT JFK WITH MINIMAL SINK.
Data retrieved from NASA's ASRS site as of January 2009 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.