Service difficulty report · Transducer · Bombdr DHC8402

Difficulty date
March 12, 2010
Submitted
March 16, 2010
Operation
Air carrier
Aircraft
N425QX
Make and model
Bombdr DHC8402
Aircraft serial
4039
Aircraft time
18,723 hours, 15,935 cycles
Part
Transducer
Part number
6007047
Condition
Failed
Location
Wheel Speed
Stage of operation
TX
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

SEA- ANTI-SKID IS PULSING BELOW 60KTS WITH NORMAL BRAKING. PASSENGER SAID RIGHT OUTBOARD TIRE HAD SPARKS COMING FROM IT AND WASN'T MOVING. ON POST FLIGHT FOUND RIGHT GEAR SMOKING. AT NO TIME WAS EXCESSIVE BRAKING USED. REMOVED AND REPLACED NR 4 MAIN BRAKE ASSY IAW MTX 6324201 (BRAKE WORN TO LIMITS). FOUND NR 4 WHEEL SPEED TRANSDUCER DAMAGED. REMOVED AND REPLACED NR 4 WHEEL SPD TRANSDUCER IAW AMM TASKS 32-46-11-000-801 AND 400-801. PERFORMED FUNCTIONAL TEST IAW TASK 32-46-00-720-802. FUNCTIONAL TEST OKAY. RETURNED TO SERVICE.