Service difficulty report · Vapor Barrier · Boeing 7377H4

Difficulty date
May 30, 2023
Submitted
June 14, 2023
Operation
Air carrier
Aircraft
N241WN
Make and model
Boeing 7377H4
Aircraft serial
32504
Aircraft time
56,814 hours, 34,050 cycles
Part
Vapor Barrier
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

RH STA 663 VAPOR BARRIER WEB IS CRACKED ON UPPER EDGE AT RBL 45<[01] EVALUATED DAMAGE; CRACK IS REPAIRABLE IAW B737 SRM 57-10-10-2R-2. <BR><BR>CLEANED AND PREPPED REPAIR AREA IAW B737 SRM 51-70-04-2R-10 PAR 4 STEPS A THRU D. <BR><BR>VERIFIED REPAIR MATERIALS IAW B737 SRM 51-70-04-2R-0 TABLE 203 RESIN BMS8-301 EY3804 (A171927); FIBERGLASS CLOTH BMS 9-3 TY3 (A178073); FIBERGLASS CLOTH BMS9-3 TYD (A37286). <BR><BR>REQUIRES OKAY TO BOND REPAIR.;[02] VERIFIED STEP 1; OKAY TO BOND.;[03] BONDED REPAIR PLIES IAW B737 SRM 51-70-04-2R-10 PAR 4 STEPS E; F; AND G. TAP TEST GOOD. OVEN B0-06 CAL DUE 7/27/23.;[04] UT IAW B737 NDT PART 4; 51-00-02. NO DEFECTS NOTED. TOOL#40084; DUE 10AUG23;[05] VERIFIED STEP 3.;[06] RII STEP 3 COMPLETE.;[07] JOB COMPLETE<BR>AUDIT C/W

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