Service difficulty report · Floor Panel · Boeing 7378H4

Difficulty date
March 23, 2022
Submitted
April 18, 2022
Operation
Air carrier
Aircraft
N8624J
Make and model
Boeing 7378H4
Aircraft serial
37004
Aircraft time
27,161 hours, 12,391 cycles
Part
Floor Panel
Condition
Peeling
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

FLOOR PANEL 221BF HAS PEELING FIBERGLASS PLIES ON UPPER SURFACE / [01] IDENTIFIED PANEL 221BF MATERIAL IAW SRM 53-00-50-0I-1 FIGURE 2 TABLE 2 <BR>DAMAGED AREA EXCEEDS ALLOWABLE DAMAGE LIMITS IAW SRM 53-00-50-1A-1 PAR.4 B <BR>DAMAGE IS REPAIRABLE IAW SRM 53-00-50-2R-1 <BR><BR>REMOVED 1 AREA OF DAMAGE MEASURING 28'X19'. CLEANED AREA OF DAMAGE WITH NO CONTAMINATION NOTED. IAW SRM 53-00-50-2R-1 PAR.3 A-F;[02] CERTIFIED CORRECTIVE ACTION 1 AND VALIDATED REPAIR PER SRM 53-00-50-2R-1;[03] VERIFIED CORRECTIVE ACTIONS 1 AND 2<BR><BR>VALIDATED REPAIR PER SRM 53-00-50-2R-1;[04] APPLIED BMS5-28 TY19 LOT#AK1KP59686 POTTING COMPOUND TO DAMAGED AREAS; SET TO CURE USING HEAT LAMP AND THERMOMETER ID:ATS2209 LOT#43300739WS IAW SRM 53-00-50-2R-1 PAR.3 G-H;[05] CORRECTION TO LINE ITEM 4: 'LOT#43300739WS' TO SAY 'S/N:43300739WS';[06] COMPLETED SUCCESSFUL CURE OF POTTING; SANDED FLUSH TO SURROUNDING SKIN; CLEANED REPAIR AREA; FABRICATED REPAIR PLIES USING BMS9-3 ST1581 LOT#:1475360-2. ALL IAW SRM 53-00-50-2R-1 PAR.3 H-3K(1) <BR><BR>OK TO INSTALL REPAIR PLIES;[07] VERIFIED CORRECTIVE ACTIONS 4-6<BR><BR>OK TO INSTALL REPAIR PLIES;[08] INSTALLED REPAIR PLIES USING BMS8-201 TYPE 4 LOT#AK1FP9104K; VACUUM BAGGED; COMPLETED<BR>SUCCESSFUL LEAK CHECK ALL IAW SRM 53-00-50-2R-1 PAR.3 K-L<BR>CAL. TOOLS USED: VACUUM GAUGE ID:ATS2441 S/N:UNKNKOWN

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