What was found
PER T/C 78472010 #2 ENGINE FAN BLADE LUBE #14 FAN BLADE CU-NI-IN COATING MISSING BEYOND LIMITS ON CV SIDE. GROUNDED - YES. REMOVED AND REPLACED #14 AND #2 FAN BLADES ON #2 ENG PER TASKCARD 78472010.
- Difficulty date
- March 10, 2022
- Submitted
- March 12, 2022
- Operation
- Air carrier
- Aircraft
- N471AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41703
- Aircraft time
- 27,793 hours, 8,778 cycles
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Blade
- Part number
- 3400010360
- Part serial
- DM082775N
- Condition
- Damaged
- Location
- #2 Engine
- Part time
- 27,793 hours, 8,778 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.