Service difficulty report · Door · Boeing 7377BD

Difficulty date
January 3, 2023
Submitted
February 10, 2023
Operation
Air carrier
Aircraft
N7748A
Make and model
Boeing 7377BD
Aircraft serial
36399
Aircraft time
49,386 hours, 25,198 cycles
Part
Door
Condition
Corroded
Location
Zn 800 Door
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 WASTE SERVICE DOOR 145AL LOC BS847 TO BS867 AND WL 156 STR 25L AT FUSELAGE EXTERIOR 2022-708547<[01] TOOL USED ULTRASONIC EQUIPMENT PN: PN: 45MG; SN: 130060401; DUE DATE: 26-JAN-23;[02] TOOL USED CALIPER P/N:500-193-30;S/N:0039250;DUE DATE:05-OCT-23;RADIUS GAGE P/N:14145;S/N:AE-27716;DUE DATE:07-FEB-23.;[03] PERFORMED PERMANENT REPAIR WASTE SERVICE DOOR 145AL LOC BS847 TO BS867 AND WL 156 STR 25L AT FUSELAGE EXTERIOR IAW B737-700 SRM 52-40-01-2R-8;REPAIR 8. SEE INDIVIDUAL SIGNOFFS BELOW.;[04] TASK COMPLETED

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