# SDR UALA2011112306450

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 23, 2011
- Submitted: November 30, 2011
- Operation: Air carrier
- Aircraft: [N224UA](https://openairdocs.org/aircraft/N224UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30225
- Aircraft time: 40,685 hours, 4,941 cycles
- Engine: Pwa PW40903
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Switch
- Part number: S231W2421
- Condition: Faulty
- Location: Lt Fuel Control
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011112306450

## Discrepancy

NR 1 ENG FUEL VAPOR FROM TAIL PIPE ON SHUT DOWN.  REPLACED LT ENG FUEL CUT OFF SWITCHES AND PLUGS D109J AND D110J PER MM. ACCOMPLISHED TWO STOP STARTS PER JHR, FUEL FLOW 0 WHEN PUT INTO CUTOFF.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.