Narrative:

Engines #1 and #2 on a four engine heavy transport flamed out on landing rollout due to unknown causes. Callback conversation with reporter revealed following information. Reporter has heard of this happening before but not able to ascertain if the same aircraft and not sure if same two engines. In this case they rolled out made a 90 degree right turn followed by a 90 degree left turn onto parallel taxiway and when put power up to taxi discovered two had spun down. Seemed like when went to ground idle from flight idle after landing just kept right on spinning down. They had used light reversing because of light snow on ground. Next day check airman under same conditions lost one engine but had used heavy reversing. Did not know if the one inch of light snow on ground could have been ingested by reversing and caused flameout.

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Original NASA ASRS Text

Title: ACR HVT HAS TWO ENGINES FLAME OUT AFTER COMING OUT OF REVERSE ON LNDG ROLLOUT.

Narrative: ENGS #1 AND #2 ON A FOUR ENG HVT FLAMED OUT ON LNDG ROLLOUT DUE TO UNKNOWN CAUSES. CALLBACK CONVERSATION WITH RPTR REVEALED FOLLOWING INFO. RPTR HAS HEARD OF THIS HAPPENING BEFORE BUT NOT ABLE TO ASCERTAIN IF THE SAME ACFT AND NOT SURE IF SAME TWO ENGS. IN THIS CASE THEY ROLLED OUT MADE A 90 DEG R TURN FOLLOWED BY A 90 DEG L TURN ONTO PARALLEL TXWY AND WHEN PUT PWR UP TO TAXI DISCOVERED TWO HAD SPUN DOWN. SEEMED LIKE WHEN WENT TO GND IDLE FROM FLT IDLE AFTER LNDG JUST KEPT RIGHT ON SPINNING DOWN. THEY HAD USED LIGHT REVERSING BECAUSE OF LIGHT SNOW ON GND. NEXT DAY CHECK AIRMAN UNDER SAME CONDITIONS LOST ONE ENG BUT HAD USED HEAVY REVERSING. DID NOT KNOW IF THE ONE INCH OF LIGHT SNOW ON GND COULD HAVE BEEN INGESTED BY REVERSING AND CAUSED FLAMEOUT.

Data retrieved from NASA's ASRS site as of August 2007 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.