# SDR UIEA2018062101213

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 19, 2018
- Submitted: June 25, 2018
- Operation: Air carrier
- Aircraft: [N1321A](https://openairdocs.org/aircraft/N1321A), registered now
- Make and model: Boeing 767306
- Aircraft serial: 27957
- Aircraft time: 82,420 hours, 19,157 cycles
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Shutoff Valve
- Part number: 2009041355
- Part serial: 9910044
- Condition: Faulty
- Location: Bleed Air 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/UIEA2018062101213

## Discrepancy

AFTER ENGINE START LEFT BLEED OFF EICAS MSG WITH BLEED SW ON LT ENGINE DUCT PRESSURE ZERO (REPEATED ITEM). DUE HISTORY - PERFORMED TROUBLE SHOOTING AS FOLLOWS: R&R BLEED AIR CONTROL CARD PN 285T1115-15 SN OFF D01731 SN ON D01066 -AMM36-11-12. R&R HPSOV PN 802170-12 SN OFF 9905070 SN ON 900583 AMM 36-11-07. ALSO REPLACED CONNECTOR D11116 (PRV CONTROLLER CONNECTOR) DUE BACKSHELL STRIPPED. R&R PRSOV PN 799801-4 SN OFF 9910044 SN ON 2009041355 AMM 36-11-09. PERFORMED ENG RUN UP PER AMM 71-00-00, CHECK OK.

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