Service difficulty report · Support · Boeing 7377H4

Difficulty date
September 13, 2021
Submitted
April 27, 2022
Operation
Air carrier
Aircraft
N967WN
Make and model
Boeing 7377H4
Aircraft serial
36967
Aircraft time
33,104 hours, 20,101 cycles
Part
Support
Condition
Cracked
Location
Fuselage
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

SUPPLEMENTAL INFORMATION: CRACKED FLOOR SUPPORT AT B.S. 540; B.L. 0 - L.B.L. 24.5; W.L. 208.1. ; / [01] REMOVED FLOOR PANEL 231UF FOR ACCESS PER AMM 53-21-00-000-801; [02] REMOVED FLOOR SUPPORT AT B.S 540 B.L. 0 LBL24.5 WL208 IAW SRM 51-40-02-0G-0; [03] INSTALLED NEW SUPPORT IAW SRM CH 51-40-02 AND DRAWING # 143A5240.; [04] CORRECTION TO STEP 2. INSTALLED NEW SUPPORT IAW SRM CH 51-40-02 AND DRAWING # 143A5240.; [05] CORRECTION TO STEP 4 INSTALLED NEW SUPPORT IAW SRM CH 51-40-02 AND DRAWING # 143A5240.; [06] VERIFIED CORRECTIVE ACTION ITEMS 3; 4 & 5.; [07] UPDATED MEASUREMANTS; [08] VERIFIED; [09] FLOOR PANEL 231UF WILL BE REINSTALLED ON TASK CARD TTG8Q006L0JP; [10] UPDATED PARTS BLOCK.; [11] VERIFIED PANEL 231UF TO BE REINSTALLED ON FAULT TTG8Q006L0JP

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