What was found
PER TC # 78472010, FAN LUBE FOUND FAN BLADES DAMAGED BEYOND LIMITS ALONG CONTACT POINTS WITH PLATFORM SEALS #2 ENGINE. GROUNDED - YES. DURING #2 ENGINE FAN LUBE REPLACED 6 PLATFORMS, AND REPLACED BLADES WITH SERVICEABLE.
- Difficulty date
- September 30, 2023
- Submitted
- October 3, 2023
- Operation
- Air carrier
- Aircraft
- N519AS
- Make and model
- Boeing 737890
- Aircraft serial
- 36482
- Aircraft time
- 52,813 hours, 15,627 cycles
- Engine
- Cfmint CFM567B20
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Blade
- Part number
- 3400010380
- Part serial
- DE0546708
- Condition
- Damaged
- Location
- #1 Engine
- Part time
- 31,686 hours, 10,746 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.