Service difficulty report · Panel · Boeing 7377H4

Difficulty date
May 30, 2022
Submitted
June 7, 2022
Operation
Air carrier
Aircraft
N778SW
Make and model
Boeing 7377H4
Aircraft serial
27883
Aircraft time
70,118 hours, 41,516 cycles
Part
Panel
Condition
Cracked
Location
L/H Wing
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

L/H CENTER WING-TO-B0DY FAIRING ACCESS PANEL 193CR UPPER SECTION HAS CRACK L/H CENTER WING-TO-B0DY FAIRING ACCESS PANEL 193CL UPPER SECTION HAS CRACK REMOVED PANEL 193CL FOR ACCESS TO REAPIR IRW B737-700 AMM 53-51-21-000-802; REMOVED THE DAMAGED PLIES AND PREPARED DAMAGED AREA TO APPLY THE FABRIC REPAIR PLIES; NO WATER NOTE; NO CORE DAMAGED AT ACCESS PANEL 193CR UPPER SURFACE. REF B737-700 SRM 53-40-70-2R-1 PARAGRAPH 4 C AND SRM 51-70-04-2R-1 REPAIR 1 PARAGRAPH 4 B & C.;INSTALLED THE FABRIC REPAIR PLIES AT ACCESS PANEL 193CR UPPER SURFACE. REF B737-700 SRM 53-40-70-2R-1 PARAGRAPH 4 C AND SRM 51-70-04-2R-1 REPAIR 1 PARAGRAPH 4 D;E & F. PERFORMED VISUAL INSPECTION AND TAP TEST INSPECTION AROUND THE REPAIR AREA; NO DELAMINATION FOUND; NO DAMAGED NOTE. REF B737-700 NDT PART 1 51-05-01 PARAGRAPH 5. APPLIED TOPCOAT AT REPAIR AREA. REF B737-700 AMM 51-21-99-300-802 PARAGRAPH 3 C. APPLIED THE FABRIC REPAIR PLIES AT DAMAGED AREA AT ACCESS PANEL 193CR UPPER SURFACE. REF B737-700 SRM 53-40-70-2R-1 PARAGRAPH 4 C AND SRM 51-70-04-2R-1 REPAIR 1 PARAGRAPH 4.

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