# SDR IPXA2026040331026

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 3, 2026
- Submitted: April 6, 2026
- Operation: Air carrier
- Aircraft: [N606UP](https://openairdocs.org/aircraft/N606UP), registered now
- Make and model: Boeing 747-8F
- Registry model: [Boeing 747-8F](https://openairdocs.org/model/boeing-747-8f) (OpenAirDocs)
- Aircraft serial: 64253
- Aircraft time: 33,022 hours, 4,808 cycles
- Engine: Ge GENX2B67B
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Turbine Case
- Condition: Cracked
- Location: Nr 1 Engine
- Component: Engine, Ge
- Component part number: GENX2B67PG01
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2026040331026

## Discrepancy

OPENED NR 1 ENG TO ACCESS FAMV, FOUND ENGINE 1 HEAVILY SOILED WITH SOOT AND HYD FLUID. SIGNS OF OVERHEATING FOUND MELTED CLAMPS OF WIRE HARNESSES. HYD CONNECTION BOX THROWS HEAT BUBBLES. CONTINUED T/S IAW FIM: G75-23-00-810-805.  FOUND CRACK IN TOP FUEL MANIFOLD.  IDG FEEDER CABLE OUTER ISOLATION BURNED OFF IN FAMV AREA AND CLAMPS BURNED OFF. FOUND HEAT BUBBLES AND SOOT ON INBOARD FWD ENGINE STRUT STRUCTURE, FWD OF THE FAMV DUE TO OVERHEAT CONDITION.  HYD SUPPLY HOSE AT RACEWAY SERVICE DISONNECT PANEL AREA LEAKING & HEAT BUBBLES ON SPRAY BLANKET.  FOUND ELECTRICAL CONNECTOR ON FAMV DAMAGED.  OPENED SEPERATE FAULTS FOR FINDINGS.  CONFIRMED ALL TOOLS AND PARTS REMOVED FROM AIRCRAFT.

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