Service difficulty report · Flap · Boeing 7377H4

Difficulty date
February 5, 2023
Submitted
March 13, 2023
Operation
Air carrier
Aircraft
N219WN
Make and model
Boeing 7377H4
Aircraft serial
32490
Aircraft time
58,689 hours, 35,152 cycles
Part
Flap
Condition
Debonded
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

CUSTOMER REQUEST - DEBONDED OB AFT FLAP LOWER SURFACE LOCATED INBOARD SIDE AT LT WING 2023-112680<[01] TOOL USED; CALIPER PN: 500-197-30; SN: B20189526; DUE DATE: 20/DEC/23.;[02] TOOL USED CALIPER PN: 500-464 S/N: B17030933 DUE DATE: 17/OCT/23;[03] TOOL USED: AUDIBLE BOND TESTER; PN: S-3; SN: 064; DUE DATE: 19-JUL-23;[04] TOOL USED: HOTBONDER P/N: HCS9200B-AV S/N: 18196021 DUE DATE: 24-JAN-24; PROSITECTOR 6000 NS3 S/N: 767584 DUE DATE: 02-AUG-23.;[05] TOOL USED: BOND TESTING UNIT; PN:BONDMASTER 600M; SN: 220052310; DUE DATE: 31-OCT-23;[06] REPAIRED OB AFT FLAP LOWER SURFACE LOCATED INBOARD SIDE AT LT WING IAW B737-700 SRM 57-53-01-2R-16 REPAIR 16. SEE INDIVIDUAL SIGNOFFS BELOW. TOOL USED SCALE P/N: SPX621; S/N: 8340225441; DUE DATE: 20-JUL-23.;[07] TASK COMPLETED. RII COMPLETED.

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