SDR ASAA2018061225043

Service difficulty report · Blade · Boeing 737890

Difficulty date: June 12, 2018
Submitted: June 13, 2018
Operation: Air carrier
Aircraft: N513AS
Make and model: Boeing 737890
Aircraft serial: 35192
Aircraft time: 37,256 hours, 11,181 cycles
Engine: Cfmint CFM567B27
System (JASC): 7230 · Turbine Engine Compressor Section
Part: Blade
Part number: 3400010260
Condition: Worn
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

WHILE ACCOMPLISHING FAN BLADE LUBE, T/C 78472002 ON NR 1 ENG FOUND 4 EA BLADES 6, 7,13,14 WITH CU-NI-IN COATING WORN BEYOND LIMITS. GROUNDED - YES. REMOVED AND REPLACED FAN BLADES 1 2 6 7 13 14, AND 18 REF AMM 72-12-02-401 AND T/C 78472002.