What was found
PER T/C 78472010 NR 1 ENGINE FAN LUBE SPACERS NR 4, 7, 8, 10, 12, 12, 14, 15, 16, 18, 19, 20, 23, AND 24 SPACER'S ELASTOMERS ARE DISBONDED. GROUNDED-YES. PER T/C 78472010, REPLACED 14 EA SPACERS ON NR 1 ENGINE.
- Difficulty date
- November 3, 2020
- Submitted
- November 6, 2020
- Operation
- Air carrier
- Aircraft
- N408AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41732
- Aircraft time
- 29,296 hours, 9,406 cycles
- Engine
- Cfmint CFM567B27E
- System (JASC)
- 7220 · Turbine Engine Air Inlet Section
- Part
- Blade
- Part number
- 3400012620
- Condition
- Debonded
- Location
- Nr 1 Eng Fan
- 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.