# SDR P5CA2017010500003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 3, 2017
- Submitted: January 5, 2017
- Operation: Air carrier
- Aircraft: [N642GT](https://openairdocs.org/aircraft/N642GT), registered now
- Make and model: Boeing 767-3Y0
- Registry model: [Boeing 767-3Y0](https://openairdocs.org/model/boeing-767-3y0) (OpenAirDocs)
- Aircraft serial: 26207
- Aircraft time: 77,939 hours, 19,899 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Warning Message
- Condition: False Activation
- Location: Lt Engine Bleed
- Stage of operation: AP
- 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/P5CA2017010500003

## Discrepancy

LEFT ENGINE BLEED OFF, ADVISORY MESSAGE DISPLAYED DURING DESCENT ON SEVERAL OCCASIONS.  PERFORMED FIM 36-10 FAULT TREE 838.  HPSOV AND PRV PFM THUMB TEST. TESTED OK. CHECKED LINE AND FITTINGS,  NONE LOOSE OR DAMAGED. PFM ENGINE RUN CHECKED. NO FAULTS FOUND.

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