# SDR ASMF201503027

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 19, 2015
- Submitted: March 31, 2015
- Operation: Air carrier
- Aircraft: [N964AM](https://openairdocs.org/aircraft/N964AM), registered now
- Make and model: Boeing 787-8
- Registry model: [Boeing 787-8](https://openairdocs.org/model/boeing-787-8) (OpenAirDocs)
- Aircraft serial: 35307
- Aircraft time: 6,439 hours, 867 cycles
- System (JASC): [2440 · External Power System](https://openairdocs.org/jasc/2440)
- Part: Bpcu
- Part number: 7000051
- Part serial: AAEL000553
- Condition: Failed
- Location: Left
- Part time: 1,902 hours, 248 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF201503027

## Discrepancy

AIRCRAFT PERFORMED AN UNSCHEDULED LANDING DUE TO SEVERAL MSGS IN EICAS & STATUS.  DETECTED FAIL & REPLACED THE LT BPCU IAW DMC-B787-A-24-41-05-004-520A-A & DMC-B787-A-24-41-05-00A-720-A, TESTED CORRECT.  THE OVERWEIGHT LANDING CONDITION INSPECTION WAS NOT NECESSARY DUE TO THE LANDING CONDITION VALUES WERE WITHIN LIMITS IAW DMC-B787-A-05-51-01-00B-311A-A  TABLE 5.

---
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.