# SDR SWIA201229301

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 13, 2012
- Submitted: January 20, 2012
- Operation: Air carrier
- Aircraft: [N297SW](https://openairdocs.org/aircraft/N297SW), registered now
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120327
- Aircraft time: 32,921 hours, 46,421 cycles
- System (JASC): [3416 · Altimeter, Barometric/Encoder](https://openairdocs.org/jasc/3416)
- Part: Altimeter
- Condition: Failed
- Location: Cockpit
- Stage of operation: UK
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA201229301

## Discrepancy

FIRST OFFICER VSI JUMPS 300 FEET PER MINUTE WHENEVER ALTIMETER SETTING IS ADJUSTED.  (FLT 5516)  REPLACED THE ALTIMETER.

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