Service difficulty report · Skin · Boeing 7377Q8

Difficulty date
October 13, 2022
Submitted
November 16, 2022
Operation
Air carrier
Aircraft
N7851A
Make and model
Boeing 7377Q8
Aircraft serial
28240
Aircraft time
60,531 hours, 39,962 cycles
Part
Skin
Condition
Cracked
Location
Lt Nr 3 Slat
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 SLAT 3 LOWER SURFACE OF THE LEADING EDGE SLAT NOSE SKIN AT THE ACTUATOR RIBS AT LT WING 2022-584338 / [01] TOOL USED: EDDY CURRENT EQUIPMENT; P/N: NORTEC600D; S/N: 190023010;CAL DUE DATE: 14-FEB-23;[02] REMOVED AND REPLACED LEADING EDGE SLAT 3 IAW B737-700 AMM 27-81-21.STEPS ARE DOCUMENTED ON NRC TTG8Q00FJ87E.;[03] JOB COMPLETED AND CERTIFIED AS RII.

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