Service difficulty report · Control Unit · Airbus A318111

Difficulty date
April 20, 2013
Submitted
April 24, 2013
Operation
Air carrier
Aircraft
N596EL
Make and model
Airbus A318111
Aircraft serial
2523
Aircraft time
2,256,089 hours, 15,047 cycles
Part
Control Unit
Part number
E21327006
Part serial
S603
Condition
Malfunctioned
Location
Nlg Steering
Part time
2,795,858 hours, 3,435 cycles
Stage of operation
LD
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

DURING LANDING ROLL CROSSING ABOUT 70KTS WHEEL NOSE WHEEL STEERING FAULT AND BRAKES SYSTEM 1 FAULT WAS PRESENTED NWS REMAINS INOPERATIVE UNTIL FINAL STOP IN THE RWY. ACCORDING TSM 32-51-00-810-818A THE BSCU MUST BE REPLACED FOLLOWING AMM 32-42-34PB401. THE BSCU WAS REPLACED SATISFACTORY BITE TEST, IN ACCORDANCE WITH TSM 32-51-00-810-818A PARAG A (1) TO (5 PERFORMED, THE SENSOR 3GC WAS REMOVED AND REPLACED AS PER AMM 32-51-19-000-001/AMM 32-51-19-400-001 AND WHEEL STEERING FEED BACK SENSOR 4GC WAS REMOVED AND REPLACED TO ADJUSTMENT OF ELECTRICAL 0 POSITION SENSOR BOX PERFORMED IN BOTH AND FUNCTIONAL TEST PERFORMED STEERING.

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