Service difficulty report · Structure · Boeing 7377Q8

Difficulty date
February 6, 2023
Submitted
March 2, 2023
Operation
Air carrier
Aircraft
N7853B
Make and model
Boeing 7377Q8
Aircraft serial
30707
Aircraft time
60,009 hours, 39,704 cycles
Part
Structure
Condition
Cracked
Location
Zn 100 Fus Lower
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

CUSTOMER REQUESTS CRACK ON APU COMPARTMENT CUTOUT STRUCTURE RH SIDE AT LEVEL BSTA 1104 2023-109521<[01] TOOL USED EDDY CURRENT EQUIPMENT P/N: NORTEC 600D; S/N: 220272712; DUE DATE: 17-DEC-23.;[02] TOOL USED EDDY CURRENT EQUIPMENT P/N: NORTEC 600D; S/N: 220272712; DUE DATE: 17-DEC-23.;[03] REPAIRED APU COMPARTMENT CUTOUT STRUCTURE RH SIDE AT LEVEL BSTA 1104 IAW SRM B737-700 53-80-01-2R-1 REPAIR 1<BR>SEE INDIVIDUAL SIGNOFFS BELOW;[04] TASK COMPLETED; RII <BR><BR>SEE INDIVIDUAL SIGN OFFS BELOW

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