Service difficulty report · Support Channel · Boeing 7377H4

Difficulty date
April 20, 2024
Submitted
May 30, 2024
Operation
Air carrier
Aircraft
N470WN
Make and model
Boeing 7377H4
Aircraft serial
33860
Aircraft time
66,313 hours, 39,674 cycles
Part
Support Channel
Part number
UNKNOWN
Condition
Corroded
Location
Bs 847-867 S25r
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 CHANNEL SUPPORT LOCATED BS847 TO BS867 AT LEVEL STR25R AND WL154 AFT CARGO COMPARTMENT 2024-270003<[01] TOOL USED ON STEP 3 IS THICKNESS EQUIPMENT PN: 45MG; SN: 221860711; DUE DATE: 21-NOV-24;[02] REPLACED CHANNEL SUPPORT LOCATED BS847 TO BS867 AT LEVEL STR25R AND WL154 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02 AND DWG 146A8120 REV:-. SEE INDIVIDUAL SIGN OFF BELOW.;[03] REPLACED CHANNEL SUPPORT LOCATED BS847 TO BS867 AT LEVEL STR25R AND WL154 AFT CARGO COMPARTMENT IAW B737-700 SRM 51-40-02 AND DWG 146A8120 REV:-. SEE INDIVIDUAL SIGN OFF BELOW.

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