Service difficulty report · Platform · Boeing 737990ER

Difficulty date
May 26, 2022
Submitted
May 31, 2022
Operation
Air carrier
Aircraft
N433AS
Make and model
Boeing 737990ER
Aircraft serial
41704
Aircraft time
32,106 hours, 10,163 cycles
Engine
Cfmint CFM567B27E
Part
Platform
Part number
3400018170
Condition
Improper Part
Location
#2 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.

What was found

REF ASA T/C #78472010 #2 ENG CFM56-7 FAN BLADE LUBRICATION. FOUND FAN BLADE PLATFORM #24 HAS P/N 340-001-816-0, ITS 180 DEGREE PAIR IS 340-001-817-0. GROUNDED - YES. REMOVED AND INSTALLED THE CORRECT P/N FOR PLATFORM #24. REF ASA T/C 78472010 FOR WORK ACCOMPLISHED.