What was found
(CAN) DURING TAXI AND RUN-UP IT WAS OBSERVED THAT THE ATTITUDE GYRO DID NOT BECOME ERECT, THE ATTITUDE GYRO WAS REPLACED AND GROUND FUNCTION CHECKED SERVICABLE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) DURING TAXI AND RUN-UP IT WAS OBSERVED THAT THE ATTITUDE GYRO DID NOT BECOME ERECT, THE ATTITUDE GYRO WAS REPLACED AND GROUND FUNCTION CHECKED SERVICABLE.