SO RPT REGARDING ENG SHUTOFF SWITCH ACCIDENTALLY MOVED TO THE CLOSED POS CAUSING ENG FAILURE.
Synopsis
SO RPT REGARDING ENG SHUTOFF SWITCH ACCIDENTALLY MOVED TO THE CLOSED POS CAUSING ENG FAILURE.
Narrative
AFTER TKOF PASSING 2500 FT; CLEAN CONFIGN; WE EXPERIENCED A #1 ENG FAILURE. AFTER IMMEDIATE ACTION ITEMS WERE COMPLETE; WE COMPLETED THE ENG FAILURE CHKLIST. DURING THE CHKLIST WHEN WE GOT TO #1 ENG SHUTOFF SWITCH IT WAS ALREADY IN THE CLOSED POS. I DON'T REMEMBER BUMPING THE SWITCH BUT; IT WAS DEFINITELY IN THE CLOSED POS. I COULD HAVE ACCIDENTLY HIT IT WHILE INITIATING XFEED; I DON'T KNOW. SINCE WE HAD NORMAL WINDMILLING INDICATIONS WE TERMINATED THE FUEL DUMP AND INITIATED THE INFLT RESTART CHKLIST. A NORMAL RESTART WAS COMPLETED AND AFTER CONSULTING WITH DISPATCH AND MAINT; A NORMAL FLT TO DEST WAS COMPLETED. A POSTFLT MAINT INSPECTION REVEALED NO DAMAGE OR PROB WITH THE #1 ENG. CONCLUSION: THE ENG SHUTOFF SWITCHES ARE GUARDED SWITCHES; YET THIS IS PROOF THAT A GUARD IS NOT GOOD ENOUGH. AS WITH OTHER AIRLINES; THE SWITCHES SHOULD BE DRILLED AND SAFETY WIRED AS WELL AS GUARDED. THIS WOULD PREVENT A MORE SERIOUS PROB NEXT TIME. DURING PREFLT THE SWITCHES ARE NOT CHKED IN THE OFF POS SO; THE ONLY NEED IS TO ENSURE THEY STAY OPEN UNTIL AN EMER NECESSITATES THEM BEING CLOSED -- THE SAFETY WIRE/GUARD COMBINATION WORKS WELL FOR OTHER AIRLINES.
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Source: NASA Aviation Safety Reporting System (public domain). Reports are voluntary submissions and are not verified by NASA.