# SDR CALA2017102003688

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 20, 2017
- Submitted: October 20, 2017
- Operation: Air carrier
- Aircraft: [N487UA](https://openairdocs.org/aircraft/N487UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1669
- Aircraft time: 51,325 hours, 22,171 cycles
- System (JASC): [3416 · Altimeter, Barometric/Encoder](https://openairdocs.org/jasc/3416)
- Part: Altimeter
- Part number: 641415801
- Part serial: 2453
- Condition: Malfunctioned
- Location: Standby
- Part time: 5,202 hours, 2,302 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2017102003688

## Discrepancy

STANBY ALTIMETER STICKS MOVING FROM 60 - 300 FT, DURING EACH REVOLUTION.  APPEARS TO READ ACCURATELY.  REMOVED AND REPLACED THE STANDBY ALTIMETER IAW 34-21-22-000-001-A,  OPS CHECKED NORMAL AND AMM 33-13-00-710-001-A.

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