# SDR UALA2010072202622

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 21, 2010
- Submitted: July 23, 2010
- Operation: Air carrier
- Aircraft: [N484UA](https://openairdocs.org/aircraft/N484UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1609
- Aircraft time: 28,680 hours, 12,783 cycles
- Engine: Iae V2527A5
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Idg
- Part number: 766219
- Part serial: 3422
- Condition: Faulty
- Location: Nr 1
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010072202622

## Discrepancy

ELEC SYS ISSUE, RTFL.  WHILE ACCOMPLISHING EG4522 FOUND UNDER TORQUED SENSOR LEADS ON PHASE A & C AT BOTTOM OF GEN 1 CONT MODULE.  THIS WAS NOT PART OF GLC 1 INSTALLATION.  REMOVED WIRES AND INSPECTED, NO CORROSION OR ARCING FOUND.  CLEANED TERMINALS AND RE-INSTALLED AND TORQUED.  SEVEN SMALL GAUGE SENSOR WIRES REMOVED FROM FEEDER CABLE STUDS AT BOTTOM OF GLC 1.  WIRES ARE COLOR CODED TO FEEDER CABLE.  RE-INSTALLED WIRES AFTER MEGGER. CK.  OPS TEST ACP'D ON ENG RUN.  NEED TO RUN ENG AND ACP OPS TEST OF GEN NR 1.  ACP'D NR 1 GEN OPS TEST ON ENG RUN, ALL OK.  REPLACED IDG & GCU.

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