Service difficulty report · Wheel · Bombdr DHC8400

Difficulty date
December 25, 2012
Submitted
September 14, 2015
Operation
General aviation
Make and model
Bombdr DHC8400
Engine
Pwc PW150A
Propeller
Rotol CR4086123F17
Part
Wheel
Part number
4151171
Condition
Failed
Location
Mlg
Part time
37 hours
Stage of operation
NR
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) CREW OBSERVATION, NR 2 WHEEL DEFLATED. INSPECTION CARRIED OUT ON BOTH WHEELS AND FOUND NR 2 MAIN WHEEL FOUND DEFLATED AND FOUND SOME SIGNS OF MECHANICAL DAMAGE, METALLIC BURR. NR 1 MAIN WHEEL REPLACED. HUB CAP REMOVED FROM NR 2 MAIN WHEEL AND FOUND OUTER BEARING TOTALLY DAMAGED WITH BEARING PLATE. WHEEL SPEED TRANSDUCER FOUND DAMAGED/CRUSHED. AXLE NUT REMOVED AND FOUND DAMAGED, WORN OUT FROM BACK. NR 2 WHEEL REMOVED AND FOUND INNER BEARING PLATE D-SHAPED FROM THE REAR SIDE DUE INNER BEARING GOT DAMAGE. BEARING IS NOT COMING OUT. NR 2 BRAKE ASSY FOUND DAMAGED AND NOT COMING OUT. ROOT CAUSE, WHEEL BEARING FAILURE.