What was found
PER T/C 78472010 FAN BLADE LUBE OF #1 ENG FOUND PLATFORM #1,2 AND 3 CRACKED IN AREA K AFT SURFACE AND MISSING MATERIAL. GROUNDED - YES. REPLACED PLATFORMS. REF T/C 78472010.
- Difficulty date
- April 11, 2022
- Submitted
- April 13, 2022
- Operation
- Air carrier
- Aircraft
- N435AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 43292
- Aircraft time
- 31,559 hours, 10,039 cycles
- Engine
- Cfmint CFM567B27E
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Platform
- Part number
- 3400018170
- Condition
- Cracked
- Location
- #1 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.