# SDR DL76L081134

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 9, 2008
- Submitted: September 4, 2008
- Operation: Air carrier
- Aircraft: [N189DN](https://openairdocs.org/aircraft/N189DN), registered now
- Make and model: Boeing 767332
- Aircraft serial: 25990
- Aircraft time: 53,075 hours, 7,953 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Isolation Valve
- Condition: Inoperative
- Location: Customer Air
- 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/DL76L081134

## Discrepancy

L ISOL VALVE EICAS MSG, SWAPPING WITH CTR LEFT ISOLATION VLV.  REPLACED AND CHECKED OK.  PN 2780539-103.

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