As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6484 - JFK-BOS - ABORTED TAKEOFF DUE TO LEFT ENGINE RED BETA LIGHT ILLUMINATED AND RIGHT PAC O/T LIGHT ILLUMINATED. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE REMOVED AND REPLACED BETA SWITCH AND COULD NOT DUPLICATE O/T, OPS CHECK OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)