As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT - 6301 - IAD-ISP - ABORTED TAKEOFF DUE TO RIGHT ENGINE BETA LIGHT. AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE REMOVED AND REPLACED RIGHT BETA SWITCH. PERFORMED GROUND OPERATIONAL CHECK. SYSTEM CHECKED OK. AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE. (M)