# SDR CALA2017032400695

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 24, 2017
- Submitted: March 24, 2017
- Operation: Air carrier
- Aircraft: N407UA
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 456
- Aircraft time: 74,798 hours, 28,372 cycles
- System (JASC): [3416 · Altimeter, Barometric/Encoder](https://openairdocs.org/jasc/3416)
- Part: Altimeter
- Part number: 641415801
- Part serial: 3375
- Condition: Faulty
- Location: Standby
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2017032400695

## Discrepancy

STANDBY ALTIMETER INDICATION ERRONEOUS STANDBY ALTIMETER READS BETWEEN 280 AND 380 FEET AT FL 360 STANDARD ALT SET REPLACED THE STDBY ALTIMETER IAW 34-21-22, CKS OK

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