What was found
NR 1 ENG FAN BLADES NR 24, 19, 10, 9, 5, AND 4 HAS CU-NI-IN DAMAGE OUT OF LIMITS. AND THE NR 1 BLADE ROOT DAMAGED FROM SHIM CONTACT OUT OF LIMITS. ACFT GROUNDED. REPLACED THE BLADE PAIRS IAW TC 78472002 ON THE NR 1 ENGINE.
- Difficulty date
- June 3, 2018
- Submitted
- June 4, 2018
- Operation
- Air carrier
- Aircraft
- N519AS
- Make and model
- Boeing 737890
- Aircraft serial
- 36482
- Aircraft time
- 35,760 hours, 10,696 cycles
- Engine
- Cfmint CFM567B27
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Blade
- Part number
- 3400010380
- Condition
- Damaged
- Location
- Nr 1 Eng Fan
- 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.