Service difficulty report · Wheel · Boeing 73786N

Difficulty date
April 13, 2017
Submitted
April 18, 2017
Operation
Air carrier
Aircraft
N881XA
Make and model
Boeing 73786N
Aircraft serial
30881
Aircraft time
45,180 hours, 20,900 cycles
Part
Wheel
Part number
31558
Part serial
5790
Condition
Damaged
Location
Lt Mlg
Stage of operation
TX
How discovered
O
Nature of condition
K, E
Precautionary procedure
K

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

What was found

ON TAXI IN VIBRATION FELT ON LEFT MAIN GEAR, ON INSPECTION LEFT OUTBOARD BRAKE PISTON FAILURE WITH FLUID DISCHARGE NR 1 MLG BRAKE. DURING INSPECTION FOUND NR 1 MAIN WHEEL IB BEARING AND BEARING CUP ON WHEEL WITH DAMAGED. ALSO FOUND NR 1 MLG AXLE WHEEL AND BRAKE SLEEVE THAT HAVE PITTING AND GOUGES CAUSES POSSIBLE BY BRAKE FAILURE.

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