Service difficulty report · Channel · Boeing 73773V

Difficulty date
August 3, 2021
Submitted
September 2, 2021
Operation
Air carrier
Aircraft
N7839A
Make and model
Boeing 73773V
Aircraft serial
30243
Aircraft time
57,802 hours, 35,522 cycles
Part
Channel
Condition
Cracked
Location
Bs 303 Lbl 55
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

CRACKED FWD ENTRY DOOR MOP SILL BS303 LBL55 WL208. ; / [01] VERIFIED APPLICABILITY OF SRM 53-10-15-0I-1 FOR IDENTIFICATION AND NO FOUND ALLOWABLE DAMAGE FOR THIS PART. REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02-0G-0; PAR.9.C.; [02] VERIFIED APPLICABILITY OF SRM 53-10-15-0I-1 FOR IDENTIFICATION AND NO FOUND ALLOWABLE DAMAGE FOR THIS PART. REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02-0G-0; PAR.9.C.; [03] REMOVED FWD ENTRY DOOR MOP SILL FROM BS 270 TO BS 360 LBL 55 WL 208 IAW SRM 51-40-02-OG-O; [04] LOCATED AND DRILLED NEW FWD ENTRY DOOR MOP SILL FROM BS 270 TO BS 360 LBL 55 WL 208 ITEM # 654A0004-1073; LOT#1465264-1; PO# 832544; IAW SRM 51-40-05-OG-0; DWG#141A8110; OK TO INSTALL; [05] INSPECTED LOCATED AND DRILLED NEW FWD ENTRY DOOR MOP SILL FROM BS 270 TO BS 360 LBL 55 WL 208 ITEM # 654A0004-1073; LOT#1465264-1; PO# 832544; IAW SRM 51-40-05-OG-0; DWG#141A8110; OK TO INSTALL; [06] REVERIFIED OK TO INSTALL; [07] INSTALLED FASTENERS ON FWD ENTRY DOOR MOP SILL AT DIFERENT AREAS FROM BS 312 TO BS 360 LBL 55 WL 208;IAW SRM 51-40-02-0G-0; C20 SEALANT USED MIX DATE 09-AUG-21 AT 13:36 UTC ; SQUEEZE OUT TIME EXPIREES 10-AUG-21 AT 9:36 UTC; IAW SOPM 20-50-19; [08] INSTALLED NEW FWD ENTRY DOOR MOP SILL FROM BS 270 TO BS 360 LBL 55 WL 208; ITEM #654A0004-1073; LOT# 1465264-1; PO# 832544; IAW SRM 51-40-05-0G-0; DWG# 141A8110;

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