What was found
PER T/C 78442002 NR 1 ENGINE FAN BLADE LUBE , BLADES 4,5,6,8,11,13,15,18,19,AND 22 MISSING CU-NI BEYOND LIMITS. GROUNDED - YES. DEFECTIVE BLADES REPLACED PER T/C 78472002 ON NR 1 ENGINE.
- Difficulty date
- June 18, 2018
- Submitted
- June 20, 2018
- Operation
- Air carrier
- Aircraft
- N589AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35686
- Aircraft time
- 40,338 hours, 12,193 cycles
- Engine
- Cfmint CFM567B27
- System (JASC)
- 7230 · Turbine Engine Compressor Section
- Part
- Blade
- Part number
- 3400010260
- 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.