Service difficulty report · Skin · Boeing 7377H4

Difficulty date
May 17, 2022
Submitted
June 8, 2022
Operation
Air carrier
Aircraft
N248WN
Make and model
Boeing 7377H4
Aircraft serial
32509
Aircraft time
53,726 hours, 32,221 cycles
Part
Skin
Condition
Cracked
Location
Lh Hor Stab
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 INDICATION FOUND ON LH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN AT STA 193.90 RIB. 24.5 INCH. FROM FRONT SPAR. INBOARD SIDE OF RIB. CRACK L = 1.0 INCH. 2022-284003 / [01] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600D; S/N: 190023010 DUE DATE: 14-FEB-23;[02] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600D; S/N: 190023010 DUE DATE: 14-FEB-23;[03] TOOL USED EDDY CURRENT EQUIPMENT PN: NORTEC500D; SN: N500X12101V022235; DUE DATE: 03 JUN 22.;[04] TOOL USED: EDDY CURRENT EQUIPMENT; P/N: NORTEC600D; S/N: 60009161631; CAL DUE DATE: 03-DEC-22;[05] UT TOOL USED PN: 38DLPLUS ; SN: 120398603. DUE DATE: 18-OCT-22 <BR>ET TOOL USED: PN: NORTEC 600; SN: 200048001; DUE DATE: 30-MAR-23;[06] PERFORMED PERMANENT REPAIR ON LH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN IAW EA#22-155-01621 REV[1] AND EA#22-155-01621-WIP1 REV[1] SEE INDIVIDUAL SIGNS OFF BELOW;[07] CERTIFIED STEP 6 COMPLETED. ITEM RII

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