As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE - FLT 3287 - THE CREW REPORTED THAT DURING TAXI OUT, THE RIGHT HAND PROP RPM INDICATOR WAS READING ZERO. THE AIRCRAFT RETURNED TO THE GATE WITHOUT FURTHER INCIDENT. MAINTENANCE REMOVED AND REPLACED THE RIGHT HAND PROP RPM INDICATOR IAW B1900 MM 77-10-00. OPERATIONAL CHECKS WERE SATISFACTORY. AIRCRAFT RELEASED FOR SERVICE. (X)