What was found
ISIS TUMBLING WITH RED ATT FLAG, RETURNED TO BLOCK. MAINTENANCE REPLACE ISIS, OPS CHECK GOOD.
- Difficulty date
- March 21, 2016
- Submitted
- March 23, 2016
- Operation
- Air carrier
- Aircraft
- N855HK
- Make and model
- Emb EMB145LR
- Aircraft serial
- 145387
- Aircraft time
- 31,002 hours, 25,441 cycles
- System (JASC)
- 3421 · Attitude Gyro and Indicating System
- Part
- Indicator
- Part number
- C16221GD04
- Part serial
- C16221000157
- Condition
- Tumbles
- Stage of operation
- CL
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.