Service difficulty report · Vapor Barrier · Boeing 7377H4

Difficulty date
September 19, 2023
Submitted
October 30, 2023
Operation
Air carrier
Aircraft
N236WN
Make and model
Boeing 7377H4
Aircraft serial
34631
Aircraft time
57,970 hours, 34,647 cycles
Part
Vapor Barrier
Part number
UNKNOWN
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

(CUSTOMER REQUEST) CRACKS ON VAPOR BARRIER RH SIDE APROX. LOCATED BETWEEN RBL 31 TO RBL 51 2023-593974 AND WL155<[01] TOOL USED: CALIPER P/N: 500-197-30; S/N: B20189527; DUE DATE: 26-DEC-23.;[02] TOOL USED; HOT BONDER PN: HCS9200B-AV; SN: 18196119; DUE DATE: 23-MAY-24.;[03] TOOL USED; SCALE PN: SPX621; SN: 8340225489; DUE DATE: 15/AUG/24.;[04] EQUIPMENT USED P/N: BONDMASTER 600M; S/N: 220052310; DUE DATE: 31-OCT-23;[05] REPAIRED VAPOR BARRIER RH SIDE APROX. LOCATED BETWEEN RBL 31 TO RBL 51 IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10 SEE INDIVIDUAL SIGN OFFS BELOW.;[06] REPAIRED VAPOR BARRIER RH SIDE APROX. LOCATED BETWEEN RBL 31 TO RBL 51 IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10 SEE INDIVIDUAL SIGN OFFS BELOW.;[07] REPAIRED VAPOR BARRIER RH SIDE APROX. LOCATED BETWEEN RBL 31 TO RBL 51 IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10 SEE INDIVIDUAL SIGN OFFS BELOW. RII ACCOMPLISHED

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