What was found
WHILE ACCOMPLISHING T/C 78472010 ON NR 2 ENGINE, FOUND 9 FAN BLADE SPACERS WITH DISBONDED ELASTOMERS. GROUNDED-YES. REMOVED AND REPLACED 9 FAN BLADE SPACERS ON NR 2 ENGINE, REF T/C 78472010.
- Difficulty date
- December 23, 2020
- Submitted
- December 29, 2020
- Operation
- Air carrier
- Aircraft
- N428AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 36353
- Aircraft time
- 18,318 hours, 5,802 cycles
- Engine
- Cfmint CFM567B27E
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Spacer
- Part number
- 3400012620
- Condition
- Debonded
- Location
- Nr 2 Fan Blade
- 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.