# SDR CA991028074

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 30, 1999
- Submitted: March 26, 2000
- Operation: General aviation
- Engine: Pwa PW121
- System (JASC): [7260 · Turbine Engine Accessory Drive](https://openairdocs.org/jasc/7260)
- Part: Towershaft
- Part number: 311196801
- Condition: Fractured
- Location: Engine
- Stage of operation: CR
- Nature of condition: X, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA991028074

## Discrepancy

(CAN) THE TOWER SHAFT WAS FOUND FRACTURED BETWEEN THE UPPER LOCATION DIAMETER AND THE UPPER SPLINED SECTION.  REPORT HAS NO FAILURE DETERMINATION.  SEE REPORT EI-078.

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