Service difficulty report · Web · Boeing 7377H4

Difficulty date
December 30, 2022
Submitted
January 31, 2023
Operation
Air carrier
Aircraft
N213WN
Make and model
Boeing 7377H4
Aircraft serial
34217
Aircraft time
58,853 hours, 35,162 cycles
Part
Web
Part number
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 GALLEY SUPPORT FLOOR WEB 3EA SPOTS RBL 45 STA 986.5 MKD DOT 100<[01] EVALUATED CORROSION AREA. NO DAMAGE PERMITTED AT WEB AREA AS PER REF SRM 53-70-51-1A-1.;[02] REMOVED AFT WET AREA GALLEY SUPPORT FLOOR WEB AS PER REFERENCE SRM 51-40-02-0G-0;[03] LOCATED AND DRILLED NEW AFT WET AREA GALLEY SUPPORT FLOOR WEB AS PER REFERENCE SRM 51-40-05-0G-0.;[04] VERIFIED STEPS 1; 2 AND 3. OK TO INSTALL NEW SUPPORT WEB.;[05] STARTED INSTALLATION OF AFT WET AREA GALLEY SUPPORT FLOOR WEB AS PER REFERENCE SRM 51-40-02-0G-0;[06] COMPLETED INSTALLATION OF AFT WET AREA GALLEY SUPPORT FLOOR WEB AS PER REFERENCE SRM 51-40-02-0G-0;[07] REMOVED AND REPLACED AFT WET AREA GALLEY SUPPORT FLOOR WEB RBL 45 PER REF SRM 51-40-02-0G-0 AND DWG 147A5730.;[08] VERIFIED STEP 5;6 AND 7.

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