Service difficulty report · Stiffener · Boeing 7377L9

Difficulty date
July 14, 2021
Submitted
August 23, 2021
Operation
Air carrier
Aircraft
N7830A
Make and model
Boeing 7377L9
Aircraft serial
28008
Aircraft time
65,799 hours, 29,601 cycles
Part
Stiffener
Condition
Corroded
Location
Bs 1088
Stage of operation
IN
How discovered
V
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 STIFFENER ASSY LOC. BS1088 AND WL 224 APROX. ON APU COMPARTMENT ; 2021-325831 / [01] TOOL USED CALIPER; P/N: DIGITAL 150; S/N: AE-412601; DUE DATE 31-MAY-22; [02] TOOL USED: POWER PACK P/N PE1068 S/N PE0118-94826 DUE DATE: 23-FEB-22 FLUKE 566 S/N 31400105 DUE DATE: 13-JAN-23 MULTIMETER P/N FLUKE 87-5 S/N 31630287 DUE DATE: 08-AUG-21; [03] REPLACED STIFFENER LOC. BS1088 AND WL 224 APROX. ON APU COMPARTMENT IAW B737-700 SRM-51-40-00-02-0G-0 AND DWG-148A2410 REV: B; [04] REPLACED STIFFENER LOC. BS1088 AND WL 224 APROX. ON APU COMPARTMENT IAW B737-700 SRM-51-40-00-02-0G-0 AND DWG-148A2410 REV: B.. RII ITEM

More about the Boeing 737-7L9