What was found
NR 2 ENGINE BLADE NR 18 WAS MISSING THE CU-NI-IN COATING, MORE THAN ALLOWABLE LIMITS IAW MM 72-21-02-200-801-F00, FIG 608. ACFT GROUNDED. REPLACED THE BLADE AND ITS PAIR, NR 6 ON THE NR 2 ENGINE. INSTALLED IAW T/C 78472002.
- Difficulty date
- March 29, 2018
- Submitted
- March 30, 2018
- Operation
- Air carrier
- Aircraft
- N593AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35107
- Aircraft time
- 38,114 hours, 11,610 cycles
- Engine
- Cfmint CFM567B262
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Blade
- Part number
- 3400010260
- Part serial
- DD461058M
- Condition
- Damaged
- Location
- Nr 2 Engine
- Part time
- 35,274 hours, 10,661 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.