SDR DALA2017013000806

Service difficulty report · Skin · Boeing 7572Q8

Difficulty date: January 28, 2017
Submitted: January 31, 2017
Operation: Air carrier
Aircraft: N703TW
Make and model: Boeing 7572Q8
Aircraft serial: 27620
Aircraft time: 73,801 hours, 20,248 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
Condition: Corroded
Location: Bs 1460-1480
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

DURING REMOVAL OF VHF3 ANTENNA, FOUND CORROSION ON FUSELAGE SKIN BS 1460 & 1480 AND STRINGERS 29 & 30R, UNDERNEATH OF VHF3 ANTENNA. REMOVED CORROSION AND FOUND TO BE WITHIN LIMITS IAW SRM 53-00-01 ALLOWABLE DAMAGE 1 DETAIL II FIG 101 AND DWG 146N3531. REPAIRED IAW SRM 51-40-02 PAG 2,3, AND 51-20-01 PAGE 6. NO CRACKS NOTED ON BLENDED AREA.

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