SDR NACA2025110100004

Service difficulty report · Blade · Boeing 7673BG

Difficulty date: November 1, 2025
Submitted: November 21, 2025
Operation: Air carrier
Aircraft: N566NC
Make and model: Boeing 7673BG
Aircraft serial: 30566
Aircraft time: 78,378 hours, 20,250 cycles
Engine: Pwa PW4060
System (JASC): 7220 · Turbine Engine Air Inlet Section
Part: Blade
Condition: Damaged
Location: Nr 1 Engine
Stage of operation: IN
How discovered: V
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

NUMBER 1 ENG. FAN BLADE NR 12 HAS A DING APPROX. 1" ON L/E FROM BLADE TIP. THIS AREA WAS PREVIOUSLY BLENDED. REPAIRED DING AT NR 1 ENG FAN BLADE NR 12 1" ON L/E FROM BADE TIP AREA -A- IAW AMM 72-31-02-308-003-N00. PERFORMED HFEC, NO FOUND CRACKS AT THE AREA REWORK IAW AMM 72-31-02-206-100-N00,

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