SDR AALA201712019019

Service difficulty report · Servo Valve · Airbus A321231

Difficulty date: November 30, 2017
Submitted: December 1, 2017
Operation: Air carrier
Aircraft: N116AN
Make and model: Airbus A321231
Aircraft serial: 6070
Aircraft time: 12,996 hours, 2,650 cycles
System (JASC): 3240 · Landing Gear Brake System
Part: Servo Valve
Part number: E213300001
Part serial: 12123
Condition: Warning Message
Location: Mlg
Stage of operation: NR
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

AIRCRAFT WAS GROUNDED: AFTER GEAR EXTENSION, RECEIVED ECAM MESSAGE ON BRAKES ALTERNATE LEFT RELEASED, ALTERNATE LEFT BRAKE INOPERABLE. MAINTENANCE TROUBLE SHOT PER TSM 32-43-00-810-824-A FOR BRAKE SERVO VALVE MOTOR LEFTHAND AS PER M/M 32-43-35 AND PERFORMED SUCCESSFUL OPERATIONAL CHECKS, NO LEAKS NOTED.

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