What was found
IRS 1 FAILED WHEN ACTIVATING -DESCEND NOW- AT FL200 DECLARED EMERGENCY FOR AVONICS.MALFUTION. PERFORMED OPS CHKD OF IRS1 IAW AMM 34-26-00.NO FAULTS OBSERVED AT THIS TIME.OPS CHKD OK
- Difficulty date
- February 10, 2026
- Submitted
- February 11, 2026
- Operation
- Air carrier
- Aircraft
- N779RN
- Make and model
- Emb ERJ170100SE
- Aircraft serial
- 17000055
- Aircraft time
- 53,628 hours, 35,312 cycles
- System (JASC)
- 3420 · Attitude and Direction Data System
- Part
- Irs
- Condition
- Failed
- Location
- Nr 1
- Stage of operation
- DE
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.