What was found
WHILE ACCOMPLISHING T/C 78472010 NOTED WEAR ON REAR SHANK OF ALL FAN BLADES. GROUNDED - YES. MEASURED WEAR ON THE REAR SHANK AND FOUND MULTIPLE BLADES OUT OF LIMITS. REPLACED ALL #1 THROUGH #24 FAN BLADES REF T/C 78472010.
- Difficulty date
- September 26, 2021
- Submitted
- September 28, 2021
- Operation
- Air carrier
- Aircraft
- N581AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35188
- Aircraft time
- 50,771 hours, 15,070 cycles
- Engine
- Cfmint CFM567B27
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Blade
- Part number
- 3400010260
- Condition
- Worn
- Location
- #2 Engine
- 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.