What was found
(CAN) ERRONEOUS ATTITUDE INDICATIONS IN FLIGHT. INSTALLED NEW NR 1 AND NR 2, GRS 7800 AHRS UNITS. ACFT RETURNED TO SERVICE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) ERRONEOUS ATTITUDE INDICATIONS IN FLIGHT. INSTALLED NEW NR 1 AND NR 2, GRS 7800 AHRS UNITS. ACFT RETURNED TO SERVICE.