SDR SWAA2021122033635

Service difficulty report · Angle · Boeing 7377H4

Difficulty date: October 26, 2021
Submitted: December 20, 2021
Operation: Air carrier
Aircraft: N778SW
Make and model: Boeing 7377H4
Aircraft serial: 27883
Aircraft time: 68,867 hours, 40,745 cycles
System (JASC): 5720 · Wing Miscellaneous Structure
Part: Angle
Condition: Corroded
Location: Rh Wing
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

RT WING I/B FRONT SPAR BOOST PUMP 2 FWD UPPER BONDING STRAP SURROUNDING STRUCTURE CORRODED. REMOVED BONDING STRAP IAW SRM 51-40-02-0G-0. INSTALLED EWIS PROTECTION IAW AMM 20-60-07-913-801. DISCONNECT CONNECTOR (D00076) AND CAPPED IAW AMM 28-22-41-000-801. REMOVED ANGLE AT RT WING ABOVE BOOST PUMP IAW SRM 51-40-02-0G-0, INSTALLED RT WING I/B FROM SPAR BOOST PUMP FWD UPPER ANGLE IAW SRM 57-20-10-1A-3 STEP 2.C. INSTALLED BONDING STRAP IAW AMM 20-50-11-910-80.

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