Service difficulty report · Skin · Boeing 7377H4

Difficulty date
May 24, 2022
Submitted
June 17, 2022
Operation
Air carrier
Aircraft
N929WN
Make and model
Boeing 7377H4
Aircraft serial
36631
Aircraft time
45,998 hours, 27,808 cycles
Part
Skin
Condition
Cracked
Location
L/H Horiz. 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 FOUND AT LEFT HAND HORIZONTAL STABILIZER LOWER SKIN STAB STA 193.90 ; I/B ROW ; 16' FROM REAR SPAR. CRACK LENGTH 0.906' CRACK FOUND AT LEFT HAND HORIONTAL STABILIER LOWER SKIN STAB STA 193.90 I/B ROW 16' FROM REAR SPAR. CRACK LENGTH 0.906' / [01] REMOVED PANEL#331 BZ FOR ACCESS REPAIR CRACK AT LEFT HAND HORIZONTAL STAB LOWER SKIN STAB STA 193.90 I/B ROW 16' FROM SPAR IAW B737 SRM 51-40-02-0G-0.[22] SUMMARY:REMOVED PANEL#331 BZ FOR ACCESS REPAIR CRACK AT LEFT HAND HORIZONTAL STAB LOWER SKIN STAB STA 193.90 I/B ROW 16' FROM SPAR IAW B737 SRM 51-40-02-0G-0. REMOVED PAINT FOR ACCESS FASTENERS LOWER SKIN ON AREA .INSTALLED REPAIR AT LEFT HAND HORIZONTAL STAB LOWER SKIN STA 193.90;I/B ROW 16' FROM SPAR IAW B737 SRM 55-1-0102R-11 REPAIR 11 FIG 204 DETAIL B. REPAIR AT LEFT HAND H/STAB STA 193.90' I/B ROW 16 'FROM REAR SPAR IAW B737 AMM 51-21-11-150-801. . FABRICATED FILLER OF REPAIR .MATERIAL USED 2024 T3 0.063 CLAD PO1735552.AND DRILLED IAW B737 SRM 55-10-01 2R 11 REPAIR 11.INSTALLED REPAIR AT LEFT HAND HORIZONTAL STAB LOWER SKIN STA 193.90;I/B ROW 16' FROM SPAR IAW B737 SRM 55-1-0102R-11 REPAIR 11 FIG 204 DETAIL B. INSTALLED PANEL #331BZ FROM L/H HORIZONTAL

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