Service difficulty report · Doubler · Boeing 7377H4

Difficulty date
February 14, 2020
Submitted
August 10, 2021
Operation
Air carrier
Aircraft
N743SW
Make and model
Boeing 7377H4
Aircraft serial
29279
Aircraft time
73,478 hours, 43,468 cycles
Part
Doubler
Condition
Corroded
Location
Vhf Antenna
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

***CORROSION*** DOUBLER UNDER THE VHF ANTENNA AT STATION 727D + 10; BL 0; WL 150 HAS CORROSION. / REMOVED CORROSION FROM EXTERIOR SURFACE UNDER THE VHF ANTENNA AT BS 727D+10 BL 0 WL 150 PER SRM 51-10-02. REMOVED IN AREA OF 5.4' X 3.0' X .002' AND FOUND TO BE OUT DUE TO NO LIMITS SRM 51-10-02 #9. REPAIRED DAMAGE AT BS 727D+10; BL 0 WL 150 IAW ATS ER 20-01812 IR + SWA EA 1-753-36572 IR

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