Service difficulty report · Brake Assy · Doug MD11F

Difficulty date
July 31, 2020
Submitted
July 31, 2020
Operation
Air carrier
Aircraft
N528FE
Make and model
Doug MD11F
Aircraft serial
48623
Aircraft time
67,536 hours, 14,490 cycles
Part
Brake Assy
Part number
26094724B
Part serial
B1977
Condition
Overtemp
Location
Nr 5
Stage of operation
TX
How discovered
O
Nature of condition
M, J
Precautionary procedure
O

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

What was found

WHILE PARKING, RECEIVED A BRAKE OVERHEAT ALERT. NR 5 BRAKE 595 DEGREES C MAX TEMP. FAILED OPS CHECK. & REPLACED WITH SERVICABLE UNIT. FOUND THAT THE BRAKE ASSEMBLY WAS SEIZED ON THE AXLE AND STUCK IN PLACE. THE WHEEL WAS ALSO UNABLE TO ROTATE. NOTED PERMANENT HEAT DAMAGE TO THE BRAKE ASSEMBLY. WAS ABLE TO FREE THE BRAKE ASSEMBLY ONLY AFTER IT WAS COOL ENOUGH. AXLE INSPECTION WAS GOOD. IAW AMM 32-12-00. REMOVED AND REPLACED NR 5 BRAKE ASSEMBLY. OPS CHECKED AND LEAK CHECKED WAS GOOD IAW AMM 32-43-20.

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