Service difficulty report · Skin · Boeing 7377H4

Difficulty date
April 30, 2021
Submitted
May 4, 2021
Operation
Air carrier
Aircraft
N760SW
Make and model
Boeing 7377H4
Aircraft serial
27874
Aircraft time
72,372 hours, 43,055 cycles
Part
Skin
Part number
176A10016
Condition
Eroded
Location
Hf Antenna
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

EROSION DAMAGE ON HF ANTENNA ; ACCOMPLISHED EA 1-A55-3992 REV 3 AND EA 1-A55-3775REV 2. REPETITIVE ACTIN REMOVE PPT TAPE AND PERFORMDVI PER SRM 51-10. TO INSPECT FOR ADDITIONAL DAMAGE.ALSO ACCOMPLISH TAP TEST IAW SRM 51-10-06. IFDEFECTS ARE FOUND CONTACT SERVICE ENGINEERING; IFNO DEFECTS ARE FOUND REAPPLY PPT TAPE IAWEA 1-A55-3775. PERMANENT REPAIR DUE 30 DAYS; PERFORMINTERIM REPAIR OF HF ANTENNA PANEL IAW 1-A55-3777OR R&R VERTICAL STABL LEADING EDGE.REMOVABLE COMPONENT: PN 176A1001-6 SN WN0020PERMANENT ACTION REQUIRED / COMPLIED WITH EA 1-A55-3777

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