Service difficulty report · Floor Support · Boeing 7378H4

Difficulty date
November 4, 2023
Submitted
December 5, 2023
Operation
Air carrier
Aircraft
N8554X
Make and model
Boeing 7378H4
Aircraft serial
36993
Aircraft time
19,892 hours, 9,901 cycles
Part
Floor Support
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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

FLOOR SUPPORT CRACKED AT BS 380-400 LBL13 WL208.<[01] ALL STEPS COMPLETE REMOVED CRACKED FLOOR SUPPORT AT BS 380-400 LBL13 WL208 PER SRM 51-40-02 COMPLETED MEASUREMENT TABLE.<BR>LOCATED AND DRILLED NEW FLOOR SUPPORT AT BS 380-400 LBL13 WL208 PER SRM 51-40-04 BOEING DWG 143A5400 INSTALLED NEW FLOOR SUPPORT AT BS 380-400 LBL13 WL208 PER SRM 51-40-02 BOEING DWG 143A5400 SHEET 184.;[02] VERIFIED COMPLETION OF CORRECTIVE ACTIONS 1 AND MEASUREMENT TABLE.

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