Service difficulty report · Proximity Sensor · Bombdr DHC8402

Difficulty date
February 4, 2017
Submitted
February 6, 2017
Operation
Air carrier
Aircraft
N403QX
Make and model
Bombdr DHC8402
Aircraft serial
4037
Aircraft time
37,356 hours, 39,405 cycles
Part
Proximity Sensor
Condition
Out Of Rig
Location
Mlg
Stage of operation
CR
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

LEFT MAIN GEAR DOOR LIGHT CONTINEOUSLY FLASHING THROUGHTOUT THE FLIGHT, COULD FEEL A THUMP EACH TIME THE CAUTION LIGHT CYCLED. GEAR DOWN NO MORE CYCLING. INTERROGATED PSEU. FOUND LGDRCL SENSOR UNREASONABLE FAR. RIGGED LGDRCL PROXIMITY SENSOR IAW AMM TASK 32-61-06-830-801. CYCLED LMLG DOORS SEVERAL TIMES. INDUCTANCE VALUE IS GOOD PER AMM 32-61-00-280-801. NO DEFECTS IN PSEU. VERIFIED RIGGING AND INDUCTANCE VALUES OF THE LGUPLK LGDLK 1 AN LGDLK2 SENSORS. CHECK GOOD IAW 32-61-06-830-801 AND 32-61-00-280-801. RETURNED TO SERVICE.