# SDR ABXA20241223270

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 23, 2024
- Submitted: December 24, 2024
- Operation: Air carrier
- Aircraft: [N1093A](https://openairdocs.org/aircraft/N1093A), registered now
- Make and model: Boeing 767-36N
- Registry model: [Boeing 767-36N](https://openairdocs.org/model/boeing-767-36n) (OpenAirDocs)
- Aircraft serial: 30111
- Aircraft time: 91,268 hours, 14,966 cycles
- Engine: Ge CF680C2B7F
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Shutoff Valve
- Part number: 7998014
- Part serial: 9709096
- Condition: Malfunctioned
- Location: Rt Engine
- Part time: 500,649 hours, 500,264 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ABXA20241223270

## Discrepancy

DURING TAXI OUT , RH ENGINE BLEED VALVE OFF REGARDLESS OF THE POSITION AFTER STARTING ENGINE. AC RETURNED TO GATE(BTB) AND MTX GROUNDED AC , TROUBLE SHOT AND REPLACED RH PRSOV IAW AMM 36-11-09 OPS CK AND LEAK CK GOOD. INSPECTED HPSOV, PRC AND PRV LINES AND FITTING NO DEFECT FOUND. A/C REMAIN NO ETOPS. AND RETURNED AC TO SERVICE

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