What was found
WHILE ACCOMPLISHING T/C 78472002 ON THE NR 2 ENGINE STEP 34. FOUND FAN BLADE 14 MISSING CU-NI-IN COATING OUT OF LIMITS. ACFT GROUNDED. REMOVED AND REPLACED THE NR 14 AND 2 FAN BLADES IAW TC 78472002.
- Difficulty date
- June 2, 2018
- Submitted
- June 4, 2018
- Operation
- Air carrier
- Aircraft
- N531AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35199
- Aircraft time
- 31,232 hours, 9,253 cycles
- Engine
- Cfmint CFM567B27
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Blade
- Part number
- 3400010260
- Part serial
- DE1840873
- Condition
- Damaged
- Location
- Nr 2 Eng Fan
- Part time
- 7,989 hours, 2,853 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.