Service difficulty report · Skin · Boeing 7377H4

Difficulty date
July 4, 2024
Submitted
August 26, 2024
Operation
Air carrier
Aircraft
N262WN
Make and model
Boeing 7377H4
Aircraft serial
32519
Aircraft time
58,334 hours, 35,370 cycles
Part
Skin
Condition
Cracked
Location
Zone 300
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 LT HORIZONTAL STABILIZER LOWER SKIN PANEL. LOCATED AT STAB STA 193.9 RIB AND 16 INCH. FROM FRONT SPAR. INBOARD SIDE OF RIB. CRACK LENGTH = 0.600 INCH. APPROX. 2024-420742<[01] STEPS 5 AND 6 TOOL USED EDDY CURRENT EQUIPMENT P/N: NORTEC 500D; S/N: 00X12101V022235; CAL DUE DATE: 07-SEP-24;[02] REPAIRED LT HORIZONTAL STABILIZER LOWER SKIN PANEL LOCATED BETWEEN STAB STA 187.5 TO STAB STA 203.5 AND BETWEEN 12 INCHES TO 22 INCHES FROM FRONT SPAR IAW B737-700 SRM 55-10-01-2R-11 REPAIR 11. SEE INDIVIDUAL SIGN OFF BELOW;[03] CORRECTED STEP 2: REPAIRED LT HORIZONTAL STABILIZER LOWER SKIN PANEL LOCATED BETWEEN STAB STA 187.5 TO STAB STA 203.5 AND BETWEEN 12 INCHES TO 22 INCHES FROM FRONT SPAR IAW B737-700 SRM 55-10-01-2R-11 REPAIR 11. ELEVATOR POWER OFF FLIGHT TEST IS NOT NECESSARY DUE TO NOT EXCEED AERODYNAMIC LIMITS ELEVATOR IAW B737-700 SRM 55-10-01-2R-11 PARAGRAPH 4.S. SEE INDIVIDUAL SIGN OFF BELOW;[04] CORRECTED STEP 3: REPAIRED LT HORIZONTAL STABILIZER LOWER SKIN PANEL LOCATED BETWEEN STAB STA 187.5 TO STAB STA 203.5 AND BETWEEN 12 INCHES TO 22 INCHES FROM FRONT SPAR IAW B737-700 SRM 55-10-01-2R-11 REPAIR 11. ELEVATOR POWER OFF FLIGHT TEST IS NOT NECESSARY DUE TO NOT EXCEED AERODYNAMIC LIMITS IAW B737-700 SRM 55-10-01-2R-11 PARAGRAPH 4.S. SEE INDIVIDUAL SIGN OFF BELOW;[05] CERTIFIED WORK PERFORMED AS RII

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