# SDR JIKA2023080201

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 2, 2023
- Submitted: August 14, 2023
- Operation: Air carrier
- Aircraft: [N347AF](https://openairdocs.org/aircraft/N347AF), registered now
- Make and model: Beech 1900C
- Registry model: [Beech 1900C](https://openairdocs.org/model/beech-1900c) (OpenAirDocs)
- Aircraft serial: UC66
- Aircraft time: 44,498 hours, 40,490 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Module
- Part number: PT6A65HS
- Part serial: A002MY8A
- Condition: Damaged
- Location: Zone 400
- Part time: 9,414 hours, 7,298 cycles
- Component: Engine, Pwa, PT6
- Component part number: PT6A65B
- Stage of operation: AP
- How discovered: V
- Nature of condition: J
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/JIKA2023080201

## Discrepancy

DURING APPROACH TO KSJU, THE FLIGHT CREW REPORTED LEFT ENGINE TORQUE DROP AND SLIGHT YAW TO THE LEFT. PILOT SHUTDOWN LH ENGINE IAW QRH. AN EMERGENCY WAS DECLARED, AND THE AIRCRAFT LANDED IN KSJU WITHOUT INCIDENT. MAINTENANCE INSPECTED ENGINE COMPRESSOR BLADES, POWER TURBINE BLADES AND WERE ALL FOUND OK.  NO DEBRIS FOUND IN ENGINE OIL OR OIL FILTER.  MAINTENANCE ALSO PERFORMED ENGINE RUN AND ENGINE TEMPERATURE WAS WITHIN LIMITS.  ENGINE REACHED TAKEOFF TORQUE BUT NOTED ACCELERATION WAS LAGGING IN ALL PHASES.  PROCEEDED TO BORESCOPE ENGINE AND FOUND STATOR HOUSE WAS DAMAGED. A NEW HOT SECTION WAS RECEIVED ON 08/11/2023 AND INSTALLED. GROUND PERFORMANCE RUNS COMPLETED AND FOUND SATISFACTORY.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.