Service difficulty report · Web · Boeing 7377H4

Difficulty date
February 28, 2023
Submitted
March 13, 2023
Operation
Air carrier
Aircraft
N233LV
Make and model
Boeing 7377H4
Aircraft serial
32501
Aircraft time
57,101 hours, 34,089 cycles
Part
Web
Condition
Cracked
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

LEFT HAND 663 VAPOR BARRIER WEB IS CRACKED AT APPROX LBL 38<[01] VARUFIED FABRICATION OF VAPOR BARRIER WEB IN BACK SHOP ON N/R 4457-1000-0001 I.A.W BOING DWG 111A1141 REV:-<BR>NEED TO TRIM AND DRILL WEB;[02] VERIFIED STEP 1 FABRICATION;[03] LOCATED AND DRILLED NEW VAPOR BARRIER WEB IAW SRM 51-40-05-0G-0 AND BOEING DWG# 111A1141 REV:-;[04] VERIFIED STEP 3;[05] FINISHED FABRICATE NEW VAPOR BARRIER WEB N/R 4457-1000-0001 IAW DWG 11A1141 REV:-;[06] VERIFIED ITEM 5;[07] OK TO APPLY TOP COAT;[08] APPLIED TOP COAT NEW WEB IAW DWG 11A1141 REV:-;[09] VERIFIED ITEM 8;[10] VERIFIED FABRICATION OF VAPOR BARRIER IS COMPLETED COMPLETED;[11] VERIFIED STEP 10; JOB COMPLETE; AUDIT C/W

More about the Boeing 737-7H4