Service difficulty report · Wire · Boeing 74747UF

Difficulty date
April 13, 2017
Submitted
April 14, 2017
Operation
Air carrier
Aircraft
N409MC
Make and model
Boeing 74747UF
Aircraft serial
30558
Aircraft time
71,080 hours, 10,922 cycles
Part
Wire
Part number
D1500168
Condition
Chafed
Location
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

FOUND WIRES CHAFED AT THE NR 3 WING LEADING EDGE COVER. SPLICED THE WIRES AND PERFORMED CONTINUITY CHECK IAW SWPM 26-30-12, REV 64, WDM 73-21-83, 73-21-35, AND 26-11-34, REV 41. THE RESULT WAS SATISFACTORY. PERFORMED NR 3 ENGINE EEC SATISFACTORY TEST AND THE RESULT WAS SATISFACTORY IAW AMM 71-00-00-805-160-T00, REV.88. PERFORMED NR 3 ENGINE FIRE SYSTEM GROUND TEST AND THE RESULT WAS SATISFACTORY IAW AMM 26-11-00-745-047, REV 88.

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