Service difficulty report · Channel · Boeing 7378H4

Difficulty date
July 28, 2024
Submitted
August 26, 2024
Operation
Air carrier
Aircraft
N8503A
Make and model
Boeing 7378H4
Aircraft serial
38813
Aircraft time
26,180 hours, 12,947 cycles
Part
Channel
Condition
Corroded
Location
Zone 100
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

AFT CARGO COMPARTMENT RH FLOOR TO SIDEWALL SUPPORT FRAME HAS MULTIPLE AREAS WITH CORROSION FROM BS727F+14 TO BS767; WL156; RBL 22.<[01] REMOVED AND REPLACED ZEE CHANNEL (FLOOR TO SIDEWALL SUPPORT) LOCATED BETWEEN BS.727+4 - BS.767 RBL 20 WL.156 IAW B-737-800 SRM 51-40-02 AND DWG# 146A7500.;[02] REMOVED AND REPLACED ZEE CHANNEL (FLOOR TO SIDEWALL SUPPORT) LOCATED BETWEEN BS.727+4 - BS.767 RBL 20 WL.156 IAW B-737-800 SRM 51-40-02 AND DWG# 146A7500 REV:-;[03] VERIFIED CORRECTIVE ACTION 2

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