# SDR 98ZZZX2585

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 16, 1998
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N4247V](https://openairdocs.org/aircraft/N4247V), registered now
- Make and model: Skrsky S58ET
- Aircraft serial: 581547
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Oil Pump
- Part number: 5835010025102
- Condition: Jammed
- Location: Angle Gearbox
- Stage of operation: CR
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/98ZZZX2585

## Discrepancy

LOW OIL PRESSURE LIGHT ILLUMINATED IN FLIGHT.  A PRECAUTIONARY LANDING WAS MADE.  ON SITE INSPECTION DETERMINED THAT A PIECE OF COTTER PIN HAD BROKEN OFF AND WAS CAUGHT IN THE PUMP.  THE BROKEN COTTER PIN AND OIL PUMP WERE REPLACED.  UPON RUN-UP, SYSTEM CHECKED GOOD.

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