Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
June 1, 2023
Submitted
July 5, 2023
Operation
Air carrier
Aircraft
N962WN
Make and model
Boeing 7377H4
Aircraft serial
36963
Aircraft time
38,452 hours, 23,554 cycles
Part
Floor Panel
Part number
UNKNOWN
Condition
Pulled
Location
Zn 100 Fus Lower
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

FWD FLOOR PANEL 222BF UPPER SKIN HAS PULLED STRANDS.<[01] IDENTIFIED FLOOR PANEL 222BF IAW SRM 53-00-50-0I-1 FIGURE 2 TABLE 2 <BR><BR>DAMAGE EXCEEDS ALLOWABLE DAMAGE LIMITS IAW SRM 53-00-50-1A-1 PAR.4 B<BR><BR>DAMAGE TO BE REPAIRED IAW SRM 53-00-50-2R-1 <BR><BR>REMOVED (46EA) THROUGH INSERTS & (9EA) BLIND INSERTS TO FACILITATE REPAIR<BR>REMOVED DAMAGE IN MULTIPLE AREAS; WITH THE LARGEST MEASURING 43'X33.5'; CLEANED; WITH NO CONTAMINATION NOTED IAW SRM 53-00-50-2R-1 PAR.3 A-F<BR><BR>OK TO POT;[02] VALIDATED REPAIR PER SRM 53-00-50-2R-1;[03] VERIFIED CORRECTIVE ACTIONS 1 AND 2<BR><BR>VERIFIED MEASUREMENTS TABLE<BR><BR>VALIDATED REPAIR PER SRM 53-00-50-2R-1 <BR><BR>OK TO POT;[04] POTTED OPEN CORE CELLS USING BMS5-28 TY19 LOT#1528833-1 IAW SRM 53-00-50-2R-1 PAR.3 G;[05] CURED POTTING; SANDED FLUSH; CLEANED REPAIR AREA IAW SRM 53-00-50-2R-1 PARAGRAPH 3.H-J.;[06] USED THERMOMETER ID: ATS2209 DUE: 10/20223 IN ITEM 5.;[07] FABRICATED REPAIR PLIES FROM BMS9-3 ST1581 LOT#1526805-2 IAW SRM 53-00-50-2R-1 PAR.3 K(1)<BR><BR>OK TO INSTALL;

More about the Boeing 737-7H4