Service difficulty report · Bearing · Boeing 767322

Difficulty date
February 16, 2023
Submitted
February 17, 2023
Operation
Air carrier
Aircraft
N661UA
Make and model
Boeing 767322
Aircraft serial
27158
Aircraft time
115,025 hours, 17,659 cycles
Part
Bearing
Part number
NA
Condition
Failed
Location
Rh Mlg #3
Stage of operation
IN
How discovered
O
Nature of condition
O
Precautionary procedure
K

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

What was found

DUE TO DAMAGE ON RH MLG #3 WHEEL , PERFORM CONDITIONAL INSPECTIONS FOR WHEEL BEARING FAILURE, TASK 05-51-17-212-001 AND HEAT DAMAGE OF AXLE INSPECTION, TASK 05-51-17-212-036. DOCUMENT ALL FINDINGS FURTHER FLIGHT. SEE PHOTOS ATTACHED FOR DAMAGE DETAILS. CONDITIONAL INSPECTIONS FOR WHEEL BEARING FAILURE AND HEAT DAMAGE OF AXLE ACCOMPLISHED IAW AMM TASK 05-51-17-212-001 & 05-51-17-212-036. ENGINEERING AGREES THAT THERE IS EXCESSIVE HEAT DAMAGE THAT WOULD WARRANT REPLACEMENT OF THE AXLE PRIOR TO FACILITATE NON REVENUE FERRY. ENGINEERING AGREES THAT THERE IS EXCESSIVE HEAT DAMAGE THAT AXLE REMOVAL IAW AMM TASK 32-11-91-204-001 ATTEMPTED. TOOLING WOULD WARRANT REPLACEMENT OF THE AXLE PRIOR TO REVENUE FLIGHTS. REQUIRED FOR AXLE REMOVAL AND INTALLTION (A32083-1, AXLE PULLER OK FOR NONE REVENUE MAINT FERRY...TOMC MO & A32054-1, ALIGNMENT PIN - TRUCK AXLE BEAM. ) SEE ASSOCIATED LOG PAGES 3851352, 3851395, 3851535 FOR AXLE BUILDUP TO ITEM LOCKED FOR MAINT FERRY