As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE - FLT 4099 - CREW REPORTED THAT DURING CRUISE, THE HORIZONTAL STABILIZER ANTI-ICE SYSTEM FAILED. AIRCRAFT RETURNED TO THE FIELD WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE HORIZONTAL STABILIZER ANTI-ICE VALVE IAW EMB-145 MM 30-12-01, OPERATIONAL CHECKS WERE SATISFACTORY IAW EMB-145 MM 30-00-00. AIRCRAFT RELEASED FOR SERVICE. (M)