# SDR UALA2013021300863

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 12, 2013
- Submitted: February 14, 2013
- Operation: Air carrier
- Aircraft: [N225UA](https://openairdocs.org/aircraft/N225UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30554
- Aircraft time: 46,242 hours, 5,603 cycles
- Engine: Pwa PW40903
- System (JASC): [3620 · Pneumatic Indicating System](https://openairdocs.org/jasc/3620)
- Part: Sensor
- Condition: Defective
- Location: Bleed Air Sys
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013021300863

## Discrepancy

MAINTENANCE MESSAGE MANIFOLD SENSOR LEFT.  MAY BE POSSIBLE MANIFOLD PRESS SENSOR.  REPLACED LEFT MANIFOLD SENSOR PER MM.  TEST PASS AND STATUS MESSAGE CLEARED.

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