Service difficulty report · Vapor Barrier · Boeing 7377H4

Difficulty date
November 30, 2024
Submitted
December 23, 2024
Operation
Air carrier
Aircraft
N933WN
Make and model
Boeing 7377H4
Aircraft serial
36640
Aircraft time
50,478 hours, 30,801 cycles
Part
Vapor Barrier
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
V
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) CRACK ON VAPOR BARRIER LOCATED ON BS 663 RH SIDE AT WING CENTER SECTION 2024-747921<[01] TOOL USED: HOT BONDER PN: HCS9200B-AV; SN: 18175478; DUE DATE: 25-JAN-25.;[02] TOOL USED: SCALE PN: 91847; SN: AE-409322; DUE DATE: 29-JUN-25.;[03] TOOL USED ON STEP 11 ULTRASONIC FLAW DETECTOR P/N: EPOCH 650; S/N: 190984811; CAL DUE DATE: 11-JAN-25;[04] REPAIRED VAPOR BARRIER LOCATED ON BS 663 RH SIDE AT WING CENTER SECTION IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW.;[05] REPAIRED VAPOR BARRIER LOCATED ON BS 663 RH SIDE AT WING CENTER SECTION IAW B737-700 SRM 51-70-04-2R-10 REPAIR 10. SEE INDIVIDUAL SIGNOFFS BELOW. RII COMPLETED

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