FLC OF MD11 ON OCEANIC FLT INADVERTENTLY SHUTS OFF FUEL TO THE #2 ENG. DELAYS; DIVERT; FUEL PUMP FAILURE LEADING TO MANUAL FUEL XFER ALL PART OF THE PROB.
Synopsis
FLC OF MD11 ON OCEANIC FLT INADVERTENTLY SHUTS OFF FUEL TO THE #2 ENG. DELAYS; DIVERT; FUEL PUMP FAILURE LEADING TO MANUAL FUEL XFER ALL PART OF THE PROB.
Narrative
WHILE IN CRUISE FLT ABOUT 5 HRS W OF HONOLULU THE #2 (TAIL) ENG WAS INADVERTENTLY SHUT DOWN WHILE TRYING TO BAL THE FUEL LOAD BY FUEL STARVATION. THE ENG WAS RESTARTED AND THE FLT CONTINUED TO HONOLULU WITHOUT ANY PROBS. CONTRIBUTING FACTORS: 1) A VERY LONG DUTY DAY. EVEN THOUGH WE HAD A 4TH PLT AND WE WERE GOOD FOR OVER 12 HRS OF FLT TIME; WE HAD ALL BEEN ON DUTY FOR OVER 15 HRS AT THE TIME OF THE EVENT. 2) EXTENDED NIGHT FLT IN IMC OVERWATER CONDITIONS IN AND AROUND TYPHOON. 3) AN INFLT CALL TO RETURN TO POINT OF ORIGIN FOR FAA SECURITY CONCERNS; FOLLOWED BY A CALL TO DIVERT TO GUAM. 4) AN NDB APCH TO MINIMUMS IN TYPHOON CONDITIONS AT 2 HRS PRIOR TO DAWN. 7 HRS INTO THE FLT. 5) A 4 HR GND DELAY FOR PAX SECURITY SCREENING DUE TO FAA CONCERNS IN GUAM. 6) DUE TO A FUEL PUMP FAILURE WE WERE OPERATING THE FUEL SYS IN THE MANUAL MODE TO TRAP AS MUCH FUEL AS POSSIBLE IN THE TAIL TANK FOR CTR OF GRAVITY CONCERNS. IT IS VERY RARE THAT WE OPERATE ANY SYS IN MANUAL OTHER THAN IN TRAINING. WHILE IN MANUAL YOU MUST KEEP THE FUEL BALANCED YOURSELF AS NO AUTOMATIC ASSISTANCE IS AVAILABLE. DUE MOSTLY TO FATIGUE WE SELECTED THE ONE PUSH BUTTON WHICH TURNS OFF ALL THE PUMPS TO THE #2 ENG RATHER THAN SELECTING THE ONE PUSH BUTTON NEXT TO IT WHICH TURNS ON THE XFER PUMP IN THE #2 TANK. THE FLT ORIGINATED IN MANILA SCHEDULED TO HONOLULU WHICH DIVERTED TO GUAM AND THEN CONTINUED TO HONOLULU.
Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.