# SDR DL76L071080

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 15, 2007
- Submitted: August 16, 2007
- Operation: Air carrier
- Aircraft: [N185DN](https://openairdocs.org/aircraft/N185DN), registered now
- Make and model: Boeing 767332
- Aircraft serial: 27961
- Aircraft time: 59,647 hours, 8,954 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Control Panel
- Part number: 233T323727
- Part serial: D00791
- Condition: Malfunctioned
- Location: Pneumatic Sys
- 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/DL76L071080

## Discrepancy

LEFT ISOLATION VALVE WOULD NOT EXTENGISH AFTER ENGINE START.  REMOVED AND REPLACED RELAY K-16, NO HELP REMOVED AND PNEUMATIC CONTROL PANEL.  OPS CHK GOOD.

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