What was found
DURING CRUISE, LOST YAW DAMPNER NR 1 AND THE ATT NR 1 STARTED ROLLING. REMOVED AND REPLACED THE NR 1 AHRS IAW AMM. OPS CHECKED GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING CRUISE, LOST YAW DAMPNER NR 1 AND THE ATT NR 1 STARTED ROLLING. REMOVED AND REPLACED THE NR 1 AHRS IAW AMM. OPS CHECKED GOOD.