Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
October 17, 2023
Submitted
November 29, 2023
Operation
Air carrier
Aircraft
N231WN
Make and model
Boeing 7377H4
Aircraft serial
32499
Aircraft time
59,061 hours, 35,386 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Corroded
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

CORROSION AT FWD CABIN WET AREA FLOOR SUPPORT BEAM UPPER CAP LBL 15 STA 312 MKD DOT<[01] ACCOMPLISHED PERMANENT REPAIR PARTS AT STA 312 UPPER CHORD BETWEEN LBL 4 AND LBL 25.5 REF B737-700 SRM 53-10-51-2R-15 TABLE 201 FIG 204.;[02] RII-VERIFIED PERMANENT REPAIR.;[03] DE LABOR ROW ADDED TO ASSIST CLOSING FAULT DURING REMOTE MXI ASSISTANCE

More about the Boeing 737-7H4