Narrative:

Aircraft was in position and cleared for takeoff on runway 13 at lga. Throttles were advanced toward takeoff power. The automatic pack trip system response was not audible, it was requested again not audible and concise. Takeoff was aborted. Runway was cleared and ground control contacted with a request to run up engines. Request was granted engines were runup and automatic pack trip system checked normally. Subsequent takeoffs 'four' were also normal.

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Original NASA ASRS Text

Title: LGT ABORTED TKOF.

Narrative: ACFT WAS IN POS AND CLRED FOR TKOF ON RWY 13 AT LGA. THROTTLES WERE ADVANCED TOWARD TKOF PWR. THE AUTO PACK TRIP SYS RESPONSE WAS NOT AUDIBLE, IT WAS REQUESTED AGAIN NOT AUDIBLE AND CONCISE. TKOF WAS ABORTED. RWY WAS CLRED AND GND CTL CONTACTED WITH A REQUEST TO RUN UP ENGS. REQUEST WAS GRANTED ENGS WERE RUNUP AND AUTO PACK TRIP SYS CHKED NORMALLY. SUBSEQUENT TKOFS 'FOUR' WERE ALSO NORMAL.

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.