Service difficulty report · Balance Weight · Boeing 7377H4

Difficulty date
April 16, 2020
Submitted
August 27, 2021
Operation
Air carrier
Aircraft
N922WN
Make and model
Boeing 7377H4
Aircraft serial
32461
Aircraft time
41,140 hours, 24,679 cycles
System (JASC)
5751 · Ailerons
Part
Balance Weight
Condition
Corroded
Location
Lt Aileron
Stage of operation
IN
How discovered
9
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

LEFT WING AILERON I/B BAY; BALANCE WEIGHTS HAVE CORROSION. / REMOVED AND REPLACED LEFT WING AILERON I/B BAY FIXED WEIGHTS 113A7183-5 QTY 4 I/A/W B737-700 SRM 51-60-01-0G-0 STEP 4A4 A TAG WN0971 UP1634 UP1631

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