SDR SWAA2012091107520

Service difficulty report · Uplock Sensor · Boeing 7373H4

Difficulty date: September 6, 2012
Submitted: September 11, 2012
Operation: Air carrier
Aircraft: N655WN
Make and model: Boeing 7373H4
Aircraft serial: 28400
Aircraft time: 49,127 hours, 39,135 cycles
System (JASC): 3260 · Landing Gear Position and Warning
Part: Uplock Sensor
Part number: 1899
Condition: Faulty
Location: Lt Mlg
Stage of operation: CL
How discovered: O
Nature of condition: N
Precautionary procedure: K

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

What was found

AIR TURNBACK, ON TAKEOFF, GEAR HANDLE IN UP POSITION, LEFT MAIN INLOCKED LIGHT ILLUMINATED AND WOULD NOT EXTINGUISH. LOWERED & RAISED GEAR AGAIN ALL LIGHTS EXTINGUISHED & HAD NORMAL INDICATIONS. REMOVED AND REPLACED LEFT UP & LOCKED SENSOR PER M/M.

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