Service difficulty report · Wedge · Boeing 7377H4

Difficulty date
January 19, 2023
Submitted
February 13, 2023
Operation
Air carrier
Aircraft
N279WN
Make and model
Boeing 7377H4
Aircraft serial
32532
Aircraft time
52,335 hours, 31,548 cycles
Part
Wedge
Condition
Delaminated
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

L/W I/B MAIN FLAP T/E OUTBD LOWER SURFACE DELAMINATED<[01] REMOVED L/W OUTBOARD FLAP INBOARD UPPER AND LOWER SEALS AS PER AMM 27-51-11;[02] REMOVED L/W INBOARD FLAP OUTBOARD UPPER SEAL AS PER AMM 27-51-11;[03] VERIFIED STEP 1 AND 2;[04] REMOVED L/W INBOARD T/E MAIN FLAP WEDGE IN REF. SRM 57-53-01-2R-7 AND 51-40-02-0G-0;[05] VERIFIED STEP 4 ; OK TO INSTALL NEW INBOARD T/E MAIN FLAP WEDGE .;[06] STEP 5 ENTERED IN ERROR.;[07] VERIFIED AND INSPECTED STEP #4. LWR IB T/E MAIN FLAP WEDGE REMOVED. OK TO INSTALL NEW SERVICEABLE LWR IB T/E MAIN FLAP WEDGE.;[08] INSTALLED L/W I/B MAIN FLAP T/EO/B WEDGE REF SRM 57-53-01-2R-7 AND 51-40-02-0G-0. PENDING SEALS INSTALLATION;[09] INSTALLED L/W I/B MAIN FLAP TRAILING EDGE WEDGE SEALS AS PER AMM 27-51-11-400-803;[10] VERIFIED STEP 8;[11] VERIFIED STEP 9

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