# SDR UALA2009101403226

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 14, 2009
- Submitted: October 14, 2009
- Operation: Air carrier
- Aircraft: N553UA
- Make and model: Boeing 757222
- Aircraft serial: 25277
- Aircraft time: 58,043 hours, 21,584 cycles
- Engine: Pwa PW2037
- System (JASC): [2497 · Electrical Power System Wiring](https://openairdocs.org/jasc/2497)
- Part: Wire Harness
- Condition: Corroded
- Location: Nr 1 Generator
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2009101403226

## Discrepancy

NR 1 GEN TRIPPED OFF LINE, FLIGHT DIVERTED.  FOUND IDG WIRE HARNESS CORROSION AT NR 1 IDG.  ONE PIN & SOCKET CORRODED AT FIREWALL CONNECTION.  REPLACED TERMINAL BLOCK AT IDG.  NR 1 IDG OPS CHECKED GOOD.  REPLACED GCU.  ALL OPS NORMAL.

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