# SDR CALA2017021700376

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 17, 2017
- Submitted: February 18, 2017
- Operation: Air carrier
- Aircraft: [N16703](https://openairdocs.org/aircraft/N16703), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28764
- Aircraft time: 61,624 hours, 21,355 cycles
- System (JASC): [3416 · Altimeter, Barometric/Encoder](https://openairdocs.org/jasc/3416)
- Part: Indicator
- Part number: WL102AMS3
- Part serial: 0299
- Condition: Faulty
- Location: Standby
- Part time: 63,442 hours, 27,879 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/CALA2017021700376

## Discrepancy

STANDBY ALTIMETER PROBLEM, CAPTAIN`S AND FO`S ALTIMETERS 5350. STANDBY ALTIMETER 5540.  REPLACED THE STANDBY ALTIMETER AND AIRSPEED INDICATORS IAW AMM 34-13-01

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