# SDR CALA2013082990847

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2013
- Submitted: August 30, 2013
- Operation: Air carrier
- Aircraft: [N641UA](https://openairdocs.org/aircraft/N641UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25091
- Aircraft time: 94,330 hours, 14,934 cycles
- Engine: Pwa PW4060
- System (JASC): [3620 · Pneumatic Indicating System](https://openairdocs.org/jasc/3620)
- Part: Sensor
- Condition: Faulty
- Location: Bleed Air Sys
- Stage of operation: IN
- 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/CALA2013082990847

## Discrepancy

AIR SUPPLY BITE MODULE SHOWING FAULT FOR RT ENGINE PRV EXIT PRESSURE SENSOR M1843.  PRESSURE INDICATION IS SHOWING 168 PSI WITH NO BLEED PRESSURE APPLIED.  REPLACED  SENSOR M1843.

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