Service difficulty report · Floor Support · Boeing 73773V

Difficulty date
July 23, 2021
Submitted
September 3, 2021
Operation
Air carrier
Aircraft
N7839A
Make and model
Boeing 73773V
Aircraft serial
30243
Aircraft time
57,802 hours, 35,522 cycles
Part
Floor Support
Condition
Cracked
Location
Bs 540 Lbl 26
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

PASSENGER CABIN FLOOR SUPPORT CRACKED AT BS540 LBL26 WL208. ; / [01] REMOVED FLOOR SUPPORT LOCATED BTW BS540 WL 208 LBL 26 LBL 45.5 PER SRM 51-40-02.; [02] LOCATED AND DRILLED NEW PASSENGER CABIN FLOOR STRUCTURE SUPPORT IAW SRM 51-40-05-0G-0 AND DRW 143A0060.<BR>OK TO INSTALL NEW PASSENGER CABIN FLOOR SUPPORT; [03] VERIFIED LOCATED AND DRILLED NEW PASSENGER CABIN FLOOR STRUCTURE SUPPORT IAW SRM 51-40-05-0G-0 AND DRW 143A0060. <BR>VERIFIED OK TO INSTALL NEW PASSENGER CABIN FLOOR SUPPORT.; [04] INSTALLED AT PASSENGER CABIN FLOOR SUPPORT LOCATED BTW BS 540 LBL 24 - LBL 45 WL 208. IAW SRM 51-10-02 ITEM 9.C. SRM 51-40-02; DWG# 143A0060 ALL MAINTENANCE ACTIONS ARE COMPLETE REQUEST FINAL BUYOFF; [05] UPDATE PART USAGE INFO; [06] PART USAGE INFO; [07] VERIFIED INSTALLATION OF CABIN FLOOR SUPPORT; BS 540; LBL 24 - LBL 45; WL 208 PER SRM 51-40-02 AND DWG 143A0060; [08] VERIFIED ALL WORK COMPLETE THIS TASK

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