As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOS - FLT 4994 - CREW ABORTED TAKEOFF DUE TO ENGINE 1 THRUST REVERSER DISAGREE MESSAGE ON EICAS. MESSAGE EXTINGUISHED DURING ABORT PROCEDURES. MAINTENANCE PERFORMED OPS CHECK AND COULD NOT FIND ANDY DISCREPANCY IAW EMB MM. NEXT TAKEOFF WAS ABORTED ALSO DUE TO SAME PROBLEM AS PREVIOUS DISCREPANCY. AT THIS TIME THRUST REVERSER WAS PUT ON MEL. (M)