Service difficulty report · Floor Panel · Boeing 7377K9

Difficulty date
August 27, 2022
Submitted
September 20, 2022
Operation
Air carrier
Aircraft
N7878A
Make and model
Boeing 7377K9
Aircraft serial
34320
Aircraft time
52,141 hours, 25,914 cycles
Part
Floor Panel
Part number
241DF
Condition
Pulled
Location
Cabin Floor
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 PANEL 241DF UPPER SURFACE HAS PULLED STRANDS. / [01] IDENTIFIED PANEL 241DF MATERIAL IAW SRM 53-00-50-0I-1 FIGURE 4 TABLE 4 <BR><BR>DUE TO EXTENT OF DAMAGE NEW FLOOR BOARD WILL BE FABRICATED FROM RAW STOCK IAW SRM 53-00-50-2R-0 PAR.1 A (NOTE)<BR><BR>FABRICATED NEW FLOOR BOARD FROM BMS4-23 TYII LOT#1496138-1; INSTALLED (42EA) THROUGH INSERTS USING BMS5-107 LOT#AK1KP9159K IAW SRM53-00-50-2R-0 PAR.5 S(1) AND BOEING DWG 144A5810-128<BR><BR>INSERTS STILL NEED CURE;[02] CURED INSERT RESIN UNDER HEAT LAMP USING THERMOMETER ID: ATS2209 DUE: 10/2022; TO VERIFY TEMPERATURE; PART MARKED PANEL AND APPLIED FOAM TAPE IAW DRAWING 143A5810 SHEET 128 AND SRM 53-00-50-2R-0 PARAGRAPH 4;[03] VERIFIED CORRECTIVE ACTION #2<BR>VERIFIED MEASUREMENTS

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