# SDR DALA2015120907478

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2015
- Submitted: December 9, 2015
- Operation: Air carrier
- Aircraft: [N664DN](https://openairdocs.org/aircraft/N664DN), registered now
- Make and model: Boeing 757232
- Aircraft serial: 25012
- Aircraft time: 81,051 hours, 36,971 cycles
- System (JASC): [2497 · Electrical Power System Wiring](https://openairdocs.org/jasc/2497)
- Part: Connector
- Condition: Damaged
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2015120907478

## Discrepancy

BACKSHELL ON HARNESS AT FWD RT EDGE OF BATTERY IN FWD ELECTRONIC EQUIPMENT BAY HAS CORROSION INTERNALLY, POWDER FALLS OUT WHEN MOVED.  SUMMARY, FOR ADDITIONAL INFORMATION NR 001-0223:2020-2302/001 00099, INSPECTED BACKSHELL, AND COUPLING.  NO CORROSION FOUND AFTER CLEANING.  POWDER IS RESIDUE FROM ASSEMBLY LUBRICANT, CORROSION INHIBITOR. CLEANED IAW SWPM 20-60-01, ASSEMBLED AND RECONNECTED.  CONDUIT IS SERVICABLE.

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