As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLT/AHN - FLT 5166 - SHORTLY AFTER DEPARTING CLT, THE RIGHT ENGINE BETA WARNING LIGHT ILLUMINATED. AIRCRAFT RETURNED TO CLT WITH NO OTHER PROBLEMS. NO EMERGENCY WAS DECLARED. AIRCRAFT LANDED AT CLT. MAINTENANCE REMOVED AND REPLACED THE RIGHT PROP GOVERNOR. AIRCRAFT TEST FLIGHT COMPLETED. AIRCRAFT RETURNED TO SERVICE.