Service difficulty report · None · Boeing 7377H4

Difficulty date
August 25, 2022
Submitted
September 27, 2022
Operation
Air carrier
Aircraft
N489WN
Make and model
Boeing 7377H4
Aircraft serial
33855
Aircraft time
57,460 hours, 34,246 cycles
Part
None
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

CORROSION ON R/W #2 FUEL TANK AFT BOOST PUMP UPPER ATTACH CLIP COMMON TO BONDING JUMPER ATTACH POINT / [01] REMOVED AND REPLACED CORRODED CLIP ON R/W #2 FUEL TANK AFT BOOST PUMP UPPER ATTACH CLIP COMMON TO BONDING JUMPER ATTACH POINT IAW AMM 20-50-11-910-801 TABLE 205. TORQUE WRENCH CAL ID: ATS2326; S/N: 1018916879; DUE DATE: 2/2023.;[02] CERTIFIED;[03] VERIFIED CORRECTIVE ACTION 1.

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