Service difficulty report · Balance Weight · Boeing 7377BD

Difficulty date
January 30, 2019
Submitted
March 2, 2022
Operation
Air carrier
Aircraft
N7724A
Make and model
Boeing 7377BD
Aircraft serial
36725
Aircraft time
31,350 hours, 16,125 cycles
System (JASC)
5751 · Ailerons
Part
Balance Weight
Condition
Corroded
Location
R/H Wing
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

RT. WING AILERON WEIGHTS HAVE SURFACE CORROSION LOCATED UNDER PANEL #671BB. (M) / INSPECTED AND FOUND 3 LOWER BALANCE WEIGHTS WITH SURFACE CORROSION (113A7183-5) AND 1 UPPER WEIGHT WITH SURFACE CORROSION (113A7183-6) . REMOVED AND INSTALLED NEW WEIGHTS WITH SAME PART NUMBERS AND VERIFIED ALL REPLACED WEIGHTS TO BE IN CORRECT WEIGHT RANGE PER. DRAWING PL 113A7183 INSTALLED WEIGHTS IN ORIGINAL POSITIONS PER. SRM 51-40-02 AND M.M. 20-50-11

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