What was found
NR 2 ENGINE FAN BLADE ROOT HAS CU-NI-IN COATING MISSING, AND WAS OUT OF LIMITS. ALL BLADES EXCEPT NR 4 & 16 IAW T/C 78472002. ACFT GROUNDED. REMOVED AND REPLACED THE NR 2 ENGINE FAN BLADES EXCEPT NR 4 AND 16 IAW T/C 78472002.
- Difficulty date
- August 12, 2018
- Submitted
- August 13, 2018
- Operation
- Air carrier
- Aircraft
- N530AS
- Make and model
- Boeing 737890
- Aircraft serial
- 36578
- Aircraft time
- 32,709 hours, 9,724 cycles
- Engine
- Cfmint CFM567B27
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Blade
- Part number
- 3400010260
- Condition
- Damaged
- Location
- Nr 2 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.