# SDR ABXA2021830-28081

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2021
- Submitted: August 30, 2021
- Operation: Air carrier
- Aircraft: [N744AX](https://openairdocs.org/aircraft/N744AX), registered now
- Make and model: Boeing 767232
- Aircraft serial: 22221
- Aircraft time: 96,708 hours, 44,085 cycles
- Engine: Ge CF680A2
- System (JASC): [7500 · Engine Bleed Air System](https://openairdocs.org/jasc/7500)
- Part: Controller
- Part number: 77328915
- Part serial: 901111
- Condition: Faulty
- Location: Left Eng Hi Pres
- Part time: 2,812 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/ABXA2021830-28081

## Discrepancy

LH ENG BLEED VALVE EICAS MESSAGE. AIRCRAFT BACK TO BLOCK AND GROUNDED BY MAINTENANCE.R&R LH HIGH PRESSURE CONTROLLER IAW AMM 36-11-08 LEAK & BITE CHECK GOOD. AICRAFT RELEASED FOR FLIGHT.

---
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.