Service difficulty report · Wire · Aerosp ATR42300

Difficulty date
December 27, 2015
Submitted
April 22, 2016
Operation
General aviation
Make and model
Aerosp ATR42300
Aircraft time
43,860 hours
Engine
Pwa PW120
Propeller
Hamstd 14SF5
Part
Wire
Condition
Burned
Location
Mlg
Stage of operation
NR
How discovered
O
Nature of condition
B
Precautionary procedure
O

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

What was found

(CAN) FLIGHT CREW NOTED A FAINT ELECTRICAL ODOR AND FOUND THE NOSE WHEEL STEERING VALVE CIRCUIT BREAKER, 1GC, TRIPPED. MAINTENANCE INVESTIGATED TO DETERMINE ROOT CAUSE OF THE TRIPPED CIRCUIT BREAKER AND FOUND WIRES 3251-002 & 3153-0751 IN WIRE BUNDLE ABOVE 80VU RACK CHAFED AND INSULATION BURNED. THE WIRING WAS SUBSEQUENTLY REPAIRED AND NWS CIRCUIT CHECKED FOR SERVICEABILITY. NO FURTHER DEFECTS WERE NOTED.

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