Service difficulty report · Shield · Boeing 7377H4

Difficulty date
February 9, 2023
Submitted
March 13, 2023
Operation
Air carrier
Aircraft
N277WN
Make and model
Boeing 7377H4
Aircraft serial
32531
Aircraft time
51,901 hours, 31,206 cycles
Part
Shield
Condition
Cracked
Location
Zn 100 Fus Lower
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

FWD CARGO DOOR CUTOUT FWD SHIELD CRACKED AT STA 420+5' RBL 22'<[01] RECEIVED NEW FWD SHIELD P/N:143A8126-21; LOCATED AND DRILLED AND TREATED AND PRIMED NEW HOLES PER REF SRM 51-40-05; AMM 51-21-72-370-804 AND AMM 51-21-72-370-804.;[02] RECEIVED NEW FWD SHIELD P/N:143A8126-21; LOCATED AND DRILLED AND TREATED AND PRIMED NEW HOLES PER REF SRM 51-40-05; AMM 51-21-72-370-804 AND AMM 51-21-72-370-804.INSTALLATION WILL BE ACCOMPLISH ON JOB CARD #TTG8Q004AMC9.;[03] CORRECTION STEP #1 AND #2; RECEIVED NEW FWD SHIELD P/N:143A8126-21; LOCATED AND DRILLED AND TREATED AND PRIMED NEW HOLES PER REF SRM 51-40-05; AMM 51-21-72-370-804 AND AMM 51-21-72-370-804.INSTALLATION WILL BE ACCOMPLISH ON JOB CARD #TTG8Q004AMC9.;[04] VERIFIED STEP 3

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