Service difficulty report · Spacer · Boeing 737990ER

Difficulty date
December 18, 2020
Submitted
December 22, 2020
Operation
Air carrier
Aircraft
N469AS
Make and model
Boeing 737990ER
Aircraft serial
41702
Aircraft time
24,228 hours, 7,813 cycles
Engine
Cfmint CFM567B27E
Part
Spacer
Part number
3400012620
Condition
Debonded
Location
Nr 1 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.

What was found

WHILE ACCOMPLISHING T/C 78472010 NR 1 ENGINE, FOUND 14 BLADE SPACERS WITH DISBONDED ELASTROMIRIC MATERIAL AND 1 FAN BLADE PLATFORM GOUGED AT AREA F. GROUNDED-YES. INSTALLED SERVICEABLE 1 PLATFORM. INSTALLED SERVICEABLE 14 SPACERS AT NR 1 ENGINE, REF T/C NR 78472010.