# SDR C77A20171124002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 18, 2017
- Submitted: November 24, 2017
- Operation: Air carrier
- Aircraft: [N602CZ](https://openairdocs.org/aircraft/N602CZ), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000171
- Aircraft time: 28,380 hours, 16,589 cycles
- System (JASC): [2497 · Electrical Power System Wiring](https://openairdocs.org/jasc/2497)
- Part: Wire Harness
- Part number: 15E0404009
- Part serial: ELD346
- Condition: Chafed
- Location: Nr 1 Idg
- Part time: 13,137 hours, 7,737 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C77A20171124002

## Discrepancy

CREW REPORTED A LOSS OF IDG 1 AFTER TAKE-OFF.  FLIGHT RETURNED TO DEPARTURE, EMERGENCY DECLARED.  IDG 2 OIL CAUTION MESSAGE IN FLIGHT.  QRH 5.15 COMPLIED WITH.  DISCOVERED A CHAFED WIRE HARNESS APPROX. 30 INCHES FROM IDG 2, J2 ON W8 HARNESS CONTACTING FUEL/OIL HEAT EXCHANGER. REPLACED THE WIRE HARNESS IAW AMM 71-50-12.  RESET THE NR 2 IDG AMM 24-21-01. ALL OPS CHECKED GOOD. ACFT OK FOR SERVICE.

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