Service difficulty report · Shield · Boeing 7377H4

Difficulty date
March 10, 2023
Submitted
April 18, 2023
Operation
Air carrier
Aircraft
N281WN
Make and model
Boeing 7377H4
Aircraft serial
36528
Aircraft time
51,516 hours, 31,045 cycles
Part
Shield
Condition
Corroded
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

MULTIPLE AREA OF CORROSION ON FWD CARGO BAY FWD DOOR SHIELD AT RBL 24 BS 420-440 WL 157.<[01] VERIFIED SRM 51-10-02 PARAG 9. IS APPLICABLE FOR REPAIRABLE BY REPLACEMENT.;[02] CORROSION ON FWD CARGO BAY FWD DOOR SHIELD LOCATED BETWEEN BS 420-BS 440 RBL24.FOUND TO BE OUT OF LIMITS;PART HAS NOT SRM LIMITS IS REPAIRABLE BY REPLACEMENT PER SRM 51-10-02 PARAG 9.;[03] VERIFIED CORRECTIVE ACTIONS 1 AND 2;[04] SHIELD ASSY. RECEIVED. P/N 143A8126-21; LOT:1510082-1.<BR> LOCATED AND DRILLED BETWEEN BS 420 - BS 440 RBL 24 WL156 IAW SRM 51-40-05 AND DWG# 143A0080.;[05] ALL MAINTENANCE ACTION ARE COMPLETE REQUEST FINAL BUY OFF.;[06] VERIFIED CORRECTIVE ACTION 4 AND MEASUREMENT TABLE

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