Service difficulty report · Frame · Boeing 737

Difficulty date
March 10, 2022
Submitted
May 4, 2022
Operation
Air carrier
Aircraft
N7702A
Make and model
Boeing 737
Aircraft serial
33917
Aircraft time
58,738 hours, 31,443 cycles
Part
Frame
Condition
Cracked
Location
L/H Fuselage
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

CRACK FRAME UPPER SECTION AFT POSITION OUTBOARD FAN COWL ON ENGINE 1 2022-122143 / [01] TOOL USED: EDDY CURRENT EQUIPMENT P/N: NORTEC 600D; S/N: 60009161631; DUE DATE: 03-DEC-22.;[02] TOOL USED CALIPER P/N 500-196-30 S/N B21141562 DUE DATE 26-OCT-22;[03] TOOLS USED: TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811020; DUE DATE: 02-FEB-23; TEMPERATURE CONTROLLER P/N: P3015GOES00000; S/N: 142811019; DUE DATE: 02-FEB-23.;[04] REPAIRED FRAME UPPER SECTION AFT POSITION OUTBOARD FAN COWL ON ENGINE 1 IAW EA 22-171-00984 REV. 1 AND 22-171-00984-WIP1 REV. 1. THIS REPAIR IS CATEGORY A. SEE INDIVIDUAL SING-OFFS BELOW;[05] REPAIRED FRAME UPPER SECTION AFT POSITION OUTBOARD FAN COWL ON ENGINE 1 IAW EA 22-171-00984 REV. 1 AND 22-171-00984-WIP1 REV. 1. THIS REPAIR IS CATEGORY A. SEE INDIVIDUAL SING-OFFS BELOW