Service difficulty report · Control Unit · Airbus A321231

Difficulty date
July 5, 2017
Submitted
July 10, 2017
Operation
Air carrier
Aircraft
N905AU
Make and model
Airbus A321231
Aircraft serial
7700
Aircraft time
18 hours, 5 cycles
Part
Control Unit
Part number
E21328002
Condition
Failed
Location
Brake System
Stage of operation
AP
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

WHEN GEAR SELECTED DOWN, ECAM MESSAGE BRAKES NORMAL BRAKE FAULT APPEARED. STATUS SHOWED NORMAL BRAKE FAILURE AND AUTO BRAKE FAILURE. REPLACED ALTERNATE BRAKE CONTROL UNIT IAW MM 32-43-34.

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