# SDR CA990804038

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 22, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Make and model: Boeing 757-23A
- Registry model: [Boeing 757-23A](https://openairdocs.org/model/boeing-757-23a) (OpenAirDocs)
- Engine: Rroyce RB211535E4
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Idg
- Part number: 727792G
- Condition: Damaged
- Location: Nr 1 Engine
- Stage of operation: CR
- Nature of condition: K, J
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA990804038

## Discrepancy

(CAN) 45 MINUTES AFTER DEPARTURE, THE LT GENERATOR CAME OFF LINE AND IDG LIGHT CAME ON, POWER GENERATION AND IDG DISCONNECT CHECKLIST ACCOMPLISHED.  NR 1 ENGINE IDG INTEGERATED DRIVE GENERATOR FOUND DAMAGED WITH CASING CRACKED AND LEAKING OIL, BOTH REPLACED.  SYSTEM SERVICEABLE.

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