WILLIAMS INTERNATIONAL ENGINE MODEL FJ44-3A, SERIAL NUMBER 141208, FROM AIRCRAFT 525B-0100 (N753JS), WAS RETURNED TO THE REPAIR STATION FOR UNSCHEDULED REPAIR. AIRCRAFT OPERATOR SQUAWKED AN OIL CONSUMPTION ISSUE AND BLEED ODOR ISSUE ISOLATED TO THIS ENGINE. ENGINE OEM PRODUCT SUPPORT TROUBLESHOT THE ISSUE WITH AN AIRCRAFT OEM MOBILE SERVICE TECHNICIAN, WHICH DETERMINED AN OIL CONSUMPTION RATE ABOVE LIMITS ALLOWED BY THE ENGINE MANUAL. ENGINE OEM DIRECTED THE TECHNICIAN TO REMOVE THE ENGINE AND SEND IT TO OUR REPAIR STATION FOR REPAIR. AFTER INDUCTION OF THE ENGINE INTO OUR REPAIR STATION, DISASSEMBLY OF THE ENGINE REVEALED ONE LIBERATED 3RD-STAGE INTERMEDIATE PRESSURE COMPRESSOR (IPC) ROTOR BLADE. NOTE: THE IPC ROTOR IS A THREE-STAGE AXIAL COMPRESSOR.
| Incident date | January 17, 2025 |
|---|---|
| Flight | FJ44 |
| Aircraft | CESSNA 525B |
| Registration | N753JS |
| Affected area | Engine |
| Event type | Fumes or Odor |
| Verification | Official |
Sources
- FAA SDR: N753JS fumes or odor report on 2025-01-17 (external.apic4e.faa.gov)
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