Service difficulty report · Bearing · Bombdr DHC8400

Difficulty date
March 9, 2016
Submitted
April 22, 2016
Operation
General aviation
Make and model
Bombdr DHC8400
Engine
Pwc PW150A
Part
Bearing
Part number
29685
Condition
Failed
Location
Mlg Wheel
Component
Wheel · Bfgoodrich
Component part number
315731
Stage of operation
CL
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

(CAN) AFTER TAKEOFF, INBD ANTISKID CAUTION LIGHT ILLUMINATED ON THE CAUTION AND WARNING PANEL (CAWP). UPON ARRIVAL, FLIGHT CREW REPORTED THAT THE NUMBER 3 MAIN WHEEL WAS NOT ROTATING. THE MAINTENANCE CREW DISPATCHED TO THE AIRCRAFT FOUND THE NUMBER 3 TIRE COMPLETELY DEFLATED AND NOTICED PRESENCE OF A FLAT SPOT. DURING REPLACEMENT OF THE MAIN WHEEL ASSEMBLY, IT WAS NOTED THAT THE WHEEL INNER BEARING HAD FAILED CAUSING SIGNIFICANT DAMAGES TO THE BRAKE ASSEMBLY, WHEEL INNER AND OUTER HALVES. THE AXLE WAS ALSO FOUND BENT. THE AXLE, BOTH MAIN WHEEL AND BRAKE ASSEMBLIES WERE REPLACED AND THE ANTI-SKID SYSTEM TESTED SERVICEABLE BEFORE RETURNING THE AIRCRAFT INTO SERVICE. TSN/TSO 4523:16 FH AND CSN/CSO 4013.