Service difficulty report · Axle · Boeing 7378Q8

Difficulty date
November 23, 2016
Submitted
December 16, 2016
Operation
Air carrier
Aircraft
N858AM
Make and model
Boeing 7378Q8
Aircraft serial
30671
Aircraft time
51,120 hours, 17,985 cycles
Part
Axle
Part number
161A11303
Part serial
AL3023
Condition
Out Of Limits
Location
Right
Part time
48,896 hours, 17,186 cycles
Stage of operation
IN
How discovered
9
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

DURING TRANSIT CHECK, THE MLG WHEEL NUMBER 3 WAS REPLACED IAW AMM 32-45-07 BY NORMAL WEAR, DETECTING THE STATOR DISKS WITH DAMAGES BY THERMAL OXIDATION AND DISCOLORATION ON AXLE CHROME WITH EVIDENCE OF HIGH TEMPERATURE; INSPECTION PERSONNEL EVALUATED THE DAMAGE AND FOUND IT OUT OF LIMITS IAW AMM 32-11-85. AIRCRAFT WAS SENT TO THE HANGAR; SO THE MLG BRAKE NUMBER 3 WAS REPLACED IAW AMM 32-45-01 AND THE RIGHT MAIN LANDING GEAR AXLE WAS REPLACED IAW AMM 32-11-85, THE RIGHT OUTBOARD ANTISKID VALVE WAS REPLACED IAW AMM 32-42-31, TESTED CORRECT.

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