SDR WI5R2018102900000

Service difficulty report · Blade · Cessna 525C

Difficulty date: October 29, 2018
Submitted: October 29, 2018
Operation: General aviation
Aircraft: N446CJ
Make and model: Cessna 525C
Aircraft serial: 0046
Engine: Wilint FJ444A
Engine time: 4,124 hours, 2,658 cycles
System (JASC): 7230 · Turbine Engine Compressor Section
Part: Blade
Part number: 119345
Part serial: HW35624
Condition: Fractured
Location: Engine
Part time: 4,124 hours, 2,658 cycles
Component: Engine · Wilint · FJ444A
Component part number: 73200200
Stage of operation: TO
How discovered: O
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING TAKEOFF, THE PILOT REPORTED A LOUD BANG AND A 50 DEG C ITT SPLIT. BORESCOPE INSPECTION INDICATED A MISSING 3RD STAGE IP BLADE. IN ADDITION, A ZONE 2 ITT EXCEEDANCE WAS RECORDED IN THE FADEC FILES, 915.6 DEG C FOR 2.8 SECONDS. DISASSEMBLY OF THE ENGINE CONFIRMED 4 MISSING 3RD STAGE BLADES.

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