What was found
PER T/C 78472010 #1 ENG FAN BLADE LUBE SPACERS #2, 3, 10, 11, 13, 14, 17, 18, 19, AND 21 ARE DISBONDED. GROUNDED - YES. REMOVED AND REPLACED #1 ENG SPACERS #2, 3, 10, 11, 13, 14, 17, 18, 19, AND 21 REF T/C 7842010.
- Difficulty date
- April 13, 2022
- Submitted
- April 14, 2022
- Operation
- Air carrier
- Aircraft
- N486AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 44107
- Aircraft time
- 24,312 hours, 7,718 cycles
- Engine
- Cfmint CFM567B27E
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Spacer
- Part number
- 3400012620
- Condition
- Debonded
- 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.