Service difficulty report · Wheel · Boeing 737752

Difficulty date
November 10, 2010
Submitted
November 29, 2010
Operation
Air carrier
Aircraft
N855AM
Make and model
Boeing 737752
Aircraft serial
33792
Aircraft time
19,653 hours, 10,496 cycles
Engine
Cfmint CFM567B22
Part
Wheel
Part number
277A6000552
Part serial
1216C20626
Condition
Damaged
Location
Mlg
Part time
226 hours, 133 cycles
Stage of operation
TX
How discovered
O
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

MX PERSONNEL DETECTED SMOKE IN THE WHEEL AND TIRE ASSY NR 4, SO THEY PERFORMED A BRAKE SEIZURE CONDITIONAL INSP IAW MM 05-51-15, DETECTING THE BEARING CUPS AND CONES OF THE WHEEL AND TIRE ASSY NR 4 MELTED AND STUCK WITH THE AXLE. MX REPLACED THE MAIN WHEEL AND BRAKE ASSEMBLIES NR 3 AND NR4 IAW MM 32-45-11 AND MM 32-41-41; ALSO, THE INNER CYLINDER ASSY WAS REPLACED IAW CMM 32-11-12 AND THE MLG SHOCK STRUT SEALS WERE REPLACED IAW MM 32-11-21 AND 32-10-00, RESPECTIVELY; TESTED CORRECT.