# SDR R61A2023052700312

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 27, 2023
- Submitted: May 31, 2023
- Operation: Air carrier
- Aircraft: [N435YX](https://openairdocs.org/aircraft/N435YX), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000423
- Aircraft time: 20,625 hours, 14,029 cycles
- System (JASC): [3400 · Navigation System](https://openairdocs.org/jasc/3400)
- Part: Unknown
- Condition: Unknown
- Location: Zone 100
- Stage of operation: CL
- How discovered: V
- Nature of condition: J, N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/R61A2023052700312

## Discrepancy

RADIO ALTIMETER 2 STUCK AT ZERO DURING TAKEOFF.  DECLARED EMERGENCY, LANDED WITHOUT INCIDENT. PERFORMED RADIO ALTIMETER SYSTEM ZERO FEED OFFSETTING FOR RALT2.

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