Service difficulty report · Beam · Boeing 7377H4

Difficulty date
January 5, 2023
Submitted
February 7, 2023
Operation
Air carrier
Aircraft
N209WN
Make and model
Boeing 7377H4
Aircraft serial
32484
Aircraft time
59,684 hours, 35,490 cycles
Part
Beam
Part number
NOTREPORTED
Part serial
NOTREPORTED
Condition
Corroded
Location
Zn 200 Fus Top
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 AFT WET AREA FLOOR BEAM PREVIOUS REPAIR BS986 RBL 32; 36; 44<[01] VERIFIED THE APPLICABILITY OF SRM 53-70-51-0I-1 AND SRM 53-70-51-1A-1;[02] CORROSION ON AFT WET AREA FLOOR BEAM PREVIOUS REPAIR BS986 RBL 32; 36; 44 FOUND TO BE OUT OF LIMITS DUE TO THE DAMAGE LOCATION ON PREVIOUS REPAIR .;[03] VERIFIED CORRECTIVE ACTION 1 AND 2.;[04] 'FAULT RESOLVED ON OTHER FAULT' REPAIR REFERENCE IS SELECTED PER EA#23-153-00088-WIP1 STEP 1;[05] VERIFIED CORRECTIVE ACTION #4;[06] COMPLETED REPIAR TO BS 986 FLOOR BEAM IAW 23-153-00088 (N209WN - ATS(PAE) - REPAIR - STA 986.5 FLOOR BEAM - UPPER CHORD REPAIR);[07] VERIFIED CORRECTIVE ACTION 6.

More about the Boeing 737-7H4