Service difficulty report · Spinner · Boeing 737990ER

Difficulty date
November 7, 2021
Submitted
November 9, 2021
Operation
Air carrier
Aircraft
N477AS
Make and model
Boeing 737990ER
Aircraft serial
40716
Aircraft time
22,948 hours, 7,175 cycles
Part
Spinner
Part number
3400003070
Condition
Nicked
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.

What was found

PER T/C 78472010 #1 ENG FAN BLADE LUBE REAR SPINNER CONE HAVE NICKS FORWARD #5 BALANCE SCREW AND AFT OF #22 BALANCE SCREW. GROUNDED - YES. REMOVED REAR SPINNER CONE REF TASKCARD 78472010 SUBTASK 839-006. REPLACED REAR SPINNER, INSTALLATION ACCOMPLISHED ON T/C 78472010. BALANCE WEIGHTS MATCH OLD SPINNER AND AVM.