Service difficulty report · Barrier · Boeing 7377H4

Difficulty date
November 4, 2020
Submitted
April 15, 2021
Operation
Air carrier
Aircraft
N265WN
Make and model
Boeing 7377H4
Aircraft serial
32522
Aircraft time
46,964 hours, 28,192 cycles
Part
Barrier
Condition
Cracked
Location
Fuselage
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 WORK REQUEST ; LEFT HAND STA. 663 VAPOR BARRIER WEB IS CRACKED AT APROX. LBL 40 / CLEANED DAMAGE L/H VAPOR BARRIER AT STA 663 FOR REPAIR. LBL 401; STOP DRILL CRACK; PERFORMED DRY OUT FOUND NO WATER. AND REPAIRED DAMAGE AREA. SIZE 10'' CRACK AS PER. B737 SRM 51-70-04-2R-10. REPAIR/A PRIME & TOP COAT BOTH SIDES OF VAPOR BARRIER. AS PER B737 AMM 51-21-72-370-804 & AMM 51-21-81-370-802 MATERIAL USED PO# 1691708; PO# 1480720; PO# 1661878; PO# 1686125

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