What was found
REF ASA T/C 78472010 #2 ENG FAN LUBE. FOUND OUT OF LIMITS MISSING CU-N1 COATING IN THE PRESSURE FACE AREA ON THE CONCAVE SIDE BLADE #19. GROUNDED - YES. REPLACED BLADE PAIR PER ASA T.C. 78472010.
- Difficulty date
- May 3, 2023
- Submitted
- May 4, 2023
- Operation
- Air carrier
- Aircraft
- N562AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35091
- Aircraft time
- 60,420 hours, 17,811 cycles
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Blade
- Part number
- 3400010360
- Part serial
- DM040200B
- Condition
- Out Of Limits
- Location
- #2 Engine
- Part time
- 41,166 hours, 11,928 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.