What was found
PER T/C 78472010 #2 ENG FAN BLADE LUBE #24 FAN BLADE CU- NI-IN COATING MISSING BEYOND LIMITS ON C.C SIDE. GROUNDED - YES. REMOVED AND REPLACED #24 AND #12 FAN BLADE IAW TASKCARD 78472010.
- Difficulty date
- April 21, 2023
- Submitted
- April 24, 2023
- Operation
- Air carrier
- Aircraft
- N464AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 40714
- Aircraft time
- 33,940 hours, 10,515 cycles
- Engine
- Cfmint CFM567B20
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Blade
- Part number
- 3400010360
- Condition
- Damaged
- Location
- #2 Engine Fan
- Part time
- 33,940 hours, 10,515 cycles
- 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.