What was found
DURING CRUISE FLIGHT, AIRCRAFT PITCHED NOSE DOWN AND BEGAN A ROLL TO THE RIGHT. LOOKING AT THE PILOT'S ATTITUDE INDICATOR, IT HAD ROLLED INVERTED THEN WENT BLANK.
- Difficulty date
- October 30, 2023
- Submitted
- November 3, 2023
- Operation
- Air carrier
- Aircraft
- N930MQ
- Make and model
- Beech C90A
- Aircraft serial
- LJ1463
- Aircraft time
- 8,923 hours, 8,457 cycles
- System (JASC)
- 3420 · Attitude and Direction Data System
- Part
- Vertical Gyro
- Part number
- 6224565001
- Part serial
- 2222
- Condition
- Faulted
- Location
- Main Door Seal W
- Stage of operation
- CR
- How discovered
- 9
- Nature of condition
- I
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.