# SDR CA960313002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 2, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Make and model: Piper PA-31T
- Registry model: [Piper PA-31T](https://openairdocs.org/model/piper-pa-31t) (OpenAirDocs)
- Engine: Pwa PT6A28
- System (JASC): [7260 · Turbine Engine Accessory Drive](https://openairdocs.org/jasc/7260)
- Part: Carbon Seal
- Part number: 3011218
- Condition: Leaking
- Location: Breather
- Part time: 88 hours
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA960313002

## Discrepancy

(CAN) APPROXIMATELY 60 HOURS OUT OF OVERHAUL THE ENGINE OIL CONSUMPTION WAS FOUND TO BE EXCESSIVE. INVESTIGATION FOUND THE OIL WAS BEING VENTED OVERBOARD AND WAS TROUBLESHOT TO THE ACCESSORY GEARBOX BREATHER IMPELLER CARBON SEAL. AFTER REPLACEMENT THE OIL CONSUMPTION RETURNED TO NORMAL.

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