Service difficulty report · Panel · Boeing 7377H4

Difficulty date
July 27, 2023
Submitted
September 1, 2023
Operation
Air carrier
Aircraft
N966WN
Make and model
Boeing 7377H4
Aircraft serial
36966
Aircraft time
38,345 hours, 23,699 cycles
Part
Panel
Part number
NOTREPORTED
Condition
Cracked
Location
Zn 500 Left 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

LEFT WING LOWER MID SPAN T/E PANEL #561BB; INNER/LOWER SURFACE CRACK/DELAMINATED DOT 223-LW561BB.<[01] APPLIED PERMANENT REPAIR ON DAMAGED AREA AT LEFT WING LOWER MID SPAN T/E PANEL #561BB AS PER B737 SRM 57-51-01-2R-1; SRM 51-70-05-2R-4 PARAG 4.E AND SRM 51-70-05-2R-0 PARAG 4.M.3. MATERIAL USED P/0#2033057; P/O#1798840 AND EQUIMENT USED HOT BONDER ID 160354 DUE DATE 02-16-24; VACUUM GAGE ID 173239 DUE DATE 02-23-24. APPLIED TOPCOAT ON LEFT WING LOWER MID SPAN T/E PANEL # 561BB INNER /LOWER SURFACE REF B 737 AMM 51-21-73-370-803

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