A DC8-73 ABORTS ITS TKOF WHEN THE #1 ENG FAILS DUE TO FUEL STARVATION. WHEN THE BRAKES ARE PARKED FOR AN ACFT STATUS REVIEW THE CREW LATER DISCOVERS THAT THE BRAKES ARE FUSED; THE ACFT IS UNABLE TO MOVE. THE FUEL EXHAUSTION WAS CREATED BY THE #1 ALTERNATE TANK FILL VALVE IN OPEN POS; ALLOWING FUEL TO XFER FROM #1 TANK TO THE #1 ALTERNATE FUEL TANK.

Date: 1998-09 · Aircraft: DC-8 70

Anomalies: aircraft-equipment-problem-critical|deviation-discrepancy-procedural-published-material-policy|other-unspecified

Synopsis

A DC8-73 ABORTS ITS TKOF WHEN THE #1 ENG FAILS DUE TO FUEL STARVATION. WHEN THE BRAKES ARE PARKED FOR AN ACFT STATUS REVIEW THE CREW LATER DISCOVERS THAT THE BRAKES ARE FUSED; THE ACFT IS UNABLE TO MOVE. THE FUEL EXHAUSTION WAS CREATED BY THE #1 ALTERNATE TANK FILL VALVE IN OPEN POS; ALLOWING FUEL TO XFER FROM #1 TANK TO THE #1 ALTERNATE FUEL TANK.

Narrative

DURING THE TKOF AT V1; THE AIRPLANE BEGAN TO YAW AND DIP TO THE L. TKOF WAS REJECTED AND RWY CLRED EASILY AT ABOUT THE 1/2 WAY POINT. REJECT SPD ABOUT 120 KIAS AT 212000 LBS GROSS TKOF WT. WHILE TAXIING; DISCOVERED THAT THE #1 MAIN FUEL TANK WAS VIRTUALLY EMPTY THUS STARVING THE #1 ENG FOR FUEL. APPARENTLY THE ENG HAD FLAMED OUT DURING TKOF; THEN RELIT DURING THE REJECTED TKOF. FURTHER INVESTIGATION FOUND A FUEL VALVE OPEN WHICH HAD ALLOWED THE MAIN TANK TO PUMP ITSELF EMPTY INTO ANOTHER TANK. THIS WAS A CREW RELATED FUEL MISMGMNT PROB. BOTH THE CAPT AND SO MISSED SEEING: LOW TANK QUANTITY; FUEL XFER LIGHT AND LOW PUMP PRESSURE LIGHT; LOW TANK QUANTITY WARNING LIGHT; AND FUEL FILL VALVE SWITCH IN WRONG POS. NOTE: THE FO; DUE TO SEATING GEOMETRY; CANNOT SEE THE FUEL PANEL WITHOUT TWISTING AROUND IN HIS SEAT. FACTORS INVOLVED -- NOTE: WE FULLY ACCEPT RESPONSIBILITY FOR THE FACT THAT THE CREW IS ULTIMATELY RESPONSIBLE FOR CONDITION OF THE ACFT. NONETHELESS: FUEL VALVE SWITCH WAS MOST LIKELY LEFT OPEN BY A REFUELER. THE SO HAD FLOWN ONLY TWICE IN NEARLY 2 MONTHS -- PROFICIENCY WILL SUFFER IF SKILLS AREN'T EXERCISED. PRETKOF ROUTINE WAS SHORT. THE TKOF RWY WAS AT THE RAMP EXIT. WHILE THE CHKLISTS WERE NOT 'RUSHED' THERE WAS NO IDLE TIME PRIOR TO TKOF. FATIGUE -- THIS OCCURRED DURING THE 10TH HR OF A 12 HR DUTY ASSIGNMENT. AFTER THE REJECTED TKOF; WE CONSULTED THE BRAKE ENERGY CHART; WHICH WHILE CALLING FOR SOME BRAKE COOLING; DID NOT PROHIBIT SETTING THE PARKING BRAKE (HIGHER ENERGY LEVELS WOULD HAVE). AFTER CORRECTING OUR FUEL PROB AND RUNNING CHKLISTS; WE ATTEMPTED TO TAXI AND FOUND AIRPLANE FROZEN IN POS. LATER; MAINT FOUND SEVERAL BRAKE DISCS WELDED TOGETHER; MOST LIKELY DUE TO HEAT GENERATED BY REJECTED TKOF. WHILE TALKING TO MAINT; FOUND THAT THEIR MANUALS CALLED FOR 2 HRS OF GND COOLING WHILE THE PLT'S MANUAL PERMITS 12 MINS OF FLT COOLING. SUPPLEMENTAL INFO FROM ACN 415198: PLUS OUTSIDE AIR TEMP WAS 96 DEGS F. SUPPLEMENTAL INFO FROM ACN 415196: V1 FOR THE TKOF =119 KTS. THE ACFT WEIGHED 212300 LBS. (CONSIDERED TO BE A LIGHT-WT TKOF FOR THE DC8-73.) AT V1 DURING THE TKOF ROLL; THE ACFT YAWED TO THE L. THE CAPT ABORTED THE TKOF IMMEDIATELY; AT A SPD ESTIMATED TO BE 121-123 KTS. THE RWY WAS CLRED WITH ALL ENGS RUNNING. BRAKE COOLING CHARTS WERE REVIEWED; AND THE PARKING BRAKE WAS SET. FOUND: 1) #1 ALTERNATE TANK FILL VALVE SWITCH IN OPEN POS. 2) #1 FEED PUMP LIGHT ILLUMINATED (INDICATING LOW PUMP OUTPUT). 3) #1 MAIN TANK QTY LOW LIGHT ILLUMINATED. THE APPARENT CAUSE FOR THE LOSS OF PWR FROM THE #1 ENG WAS FUEL STARVATION; CAUSED BY THE UNINTENTIONAL PUMPING OF 3000 LBS OF FUEL FROM THE #1 MAIN TANK TO THE #1 ALTERNATE TANK. THIS RESULTED FROM HAVING THE #1 ELECTRIC BOOST PUMP ON (NORMAL POS); AND HAVING THE #1 ALTERNATE REFILL SWITCH OPEN (ABNORMAL POS). THE #1 ALTERNATE TANK REFILL SWITCH WAS LEFT IN THE WRONG POS BY THE FUELER. PROCS CALL FOR LEAVING ONLY THE #3 MAIN REFILL VALVE OPEN; AFTER FUELING; TO ALLOW FOR FUEL EXPANSION. ALSO; THE THROUGH-FLT CHKLIST FOR THIS ACFT DOES NOT INCLUDE THE CHKING OF REFILL VALVE SWITCHES. THE TAXI OUT WAS VERY SHORT DUE TO THE CLOSE PROX OF THE RWY. THE SIT WAS FURTHER EXACERBATED BY THE CAPT'S DECISION TO USE NONSTANDARD PROCS IN ORDER TO CONTINUE TO RUN AIR CONDITIONING PACKS WHILE STARTING THE OUTBOARD ENGS DURING THE TAXI. THIS RESULTED IN A VERY HIGH WORKLOAD FOR THE ENGINEER (ME); AND A SUBSEQUENT BREAKDOWN OF THE NORMAL INST SCAN. ADDITIONALLY; WHILE TAKING THE RWY; I HAD TO LEAVE MY DUTY STATION TO OPEN THE MAIN CARGO CONDITIONED AIR SHUTOFF VALVE; WHICH THE CAPT HAD CLOSED TO PROVIDE MORE COOLING AIR TO THE COCKPIT (ALSO A NONSTANDARD PROC). AS I RESECURED MY SHOULDER HARNESS; THE ACFT WAS IN POS ON THE RWY WITH THE CAPT AND FO READY TO DEPART. AS THE TKOF ROLL BEGAN; THE SUN HAPPENED TO BE SHINING DIRECTLY ON THE FE PANEL; POSSIBLY MASKING THE FEED PUMP LIGHT WHICH MAY HAVE BEEN ILLUMINATED AT THIS POINT; BUT COULD HAVE ONLY ILLUMINATED WHEN THE FUEL FLOWS INCREASED. COMPANY PROCS CALL FOR THE ENGINEER TO PRIMARILY MONITOR THE ENG GAUGES ON THE FRONT PANEL DURING THE TKOF ROLL. WHILE MOST OF THE DC8-73 ACFT IN OUR COMPANY'S FLEET HAVE BEEN RETROFITTED WITH ALL DIGITAL FUEL GAUGES; THIS PARTICULAR ACFT CONTAINED OLDER STYLE GAUGES; WITH QUANTITY DISPLAYED IN AN 'ODOMETER' STYLE. (THERE IS NO POINTER TO DISPLAY A RELATIVE FUEL QUANTITY.) I HAD NOT OPERATED WITH THIS STYLE OF GAUGE SINCE SIMULATOR TRAINING. THE GAUGE IN QUESTION DISPLAYED AN AMOUNT LESS THAN ZERO FOR AN EMPTY TANK (09950); WHILE THE NEW SYS WOULD HAVE JUST DISPLAYED ZEROS (00000) FOR AN EMPTY TANK. THE MAIN TANK REFILL VALVE SWITCHES ON THIS (ALL THE FLEET) ACFT ARE ROTARY TYPE KNOBS WITH MARKINGS WHICH MAKE IT EASY TO SEE THEIR POS. MEANWHILE; THE ALTERNATE TANK REFILL VALVE SWITCHES (FOR UNKNOWN REASONS) ARE REGULAR; LOCKING SWITCHES; WHICH; IT IS FOUND; MUST BE PHYSICALLY TOUCHED TO CONFIRM THEIR POS. THE FE RECEIVED 2.0 HRS GND SCHOOL ON THE FUEL SYS AND 2.0 HRS SIMULATOR TRAINING ON THE FUEL SYS. THE CHK AIRMAN IN CHARGE NOTED ON THE ADDITIONAL TRAINING PAPERWORK THAT THE FE '...DISPLAYED GOOD KNOWLEDGE OF THE FUEL SYS AND PROCS....'

Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.