Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
March 30, 2022
Submitted
April 19, 2022
Operation
Air carrier
Aircraft
N472WN
Make and model
Boeing 7377H4
Aircraft serial
33831
Aircraft time
58,559 hours, 34,804 cycles
Part
Floor Panel
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

PASSENGER CABIN FLOOR PANEL 241ADF LOWER SKIN AT O/B AFT CORNER IS CRACKED. / [01] IDENTIFIED PANEL IAW SRM 53-00-50-0I-1 FIGURE 6. THE DAMAGE IS BEYOND ALLOWABLE LIMITS IAW SRM 53-00-50-1A-1 PARAGRAPH 4.B.(1) AND WILL BE REPAIRED IAW SRM 53-00-50-2R-1. REMOVED AN APPROXIMATE 9.5'X1' AREA OF DAMAGED LOWER SURFACE OVERLAY PLIES LOCATED AT THE AFT OUTBOARD CORNER AND CLEANED REPAIR AREA WITH NO DISBOND OR CONTAMINATION NOTED; WORK PERFORMED IAW SRM 53-00-50-2R-1 PARAGRAPH 3.A AND C-F. OK TO POT REPAIR AREA.;

More about the Boeing 737-7H4