# SDR CALA2017032500720

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2017
- Submitted: March 26, 2017
- Operation: Air carrier
- Aircraft: [N814UA](https://openairdocs.org/aircraft/N814UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 862
- Aircraft time: 60,174 hours, 24,998 cycles
- System (JASC): [3416 · Altimeter, Barometric/Encoder](https://openairdocs.org/jasc/3416)
- Part: Altimeter
- Part number: 641415801
- Part serial: 4869
- Condition: Faulty
- Location: Cockpit
- Part time: 1,913 hours, 990 cycles
- Stage of operation: CR
- 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/CALA2017032500720

## Discrepancy

STANDBY ALTIMETER INDICATION ERRONEOUS AT FL370 STBY ALT READS FL358. ACCOMPLISHED FUNCTIONAL TEST REF AMM34-21-00.  STBY ALT NEEDLE STICKS. REPLACED STBY ALTIMETER REF AMM34-21-22 OPS CHECKS NORMAL.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.