Service difficulty report · Safety Wire · Boeing 75721B

Difficulty date
May 22, 2012
Submitted
May 22, 2012
Operation
Air carrier
Aircraft
N957FD
Make and model
Boeing 75721B
Aircraft serial
24774
Aircraft time
52,651 hours, 31,704 cycles
Part
Safety Wire
Condition
Wrong Part
Stage of operation
TX
How discovered
O
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

DURING FLIGHT DECK INSPECTION, FOUND WRONG SAFETY WIRE ON THE LEFT GUARDED GEN DISC SWITCH. DURING FLIGHT DECK INSP FOUND RT GUARDED GEN DISC SWITCH WITH THE WRONG SAFETY WIRE. DURING FLIGHT DECK INSP FOUND PASS O2 GUARDED SWITCH WITH THE WRONG SAFETY WIRE. DURING FLIGHT DECK INSPECTION FOUND THE RAT GUARDED SWITCH WITH THE WRONG SAFETY WIRE INSTALLED. DURING FLIGHT DECK INSP FOUND CARGO ISOL GUARDED SW WITH THE WRONG SAFETY WIRE. INSTALLED CORRECT SAFETY WIRE ON ALL SWITCHES IAW MM 20-10-23-4. FINAL CLOSED.

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