Service difficulty report · Control Valve · Emb EMB145LR

Difficulty date
August 20, 2008
Submitted
August 26, 2008
Operation
Air carrier
Aircraft
N579RP
Make and model
Emb EMB145LR
Aircraft serial
14500871
Engine
Allsn AE3007A
Part
Control Valve
Part number
39807
Part serial
1973
Condition
Defective
Location
Brake System
Part time
9,655 hours
Stage of operation
TO
How discovered
O
Nature of condition
F
Precautionary procedure
C

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

What was found

FLIGHT 6109, CMH TO CVG. ON THE TAKEOFF ROLL, THE BRAKES GRABBED AND THE ACFT VEERED LT. THE CREW REPORTED THAT THE BRAKES ON THE LT ACTUATED WITHOUT COMMAND. THE TAKEOFF WAS ABORTED AND THE ACFT RETURNED TO GATE. THE BRAKES WERE GRABBING WHEN APPLIED DURING TAXI BACK. MAINTENANCE TROUBLESHOT THE FAULT AND FOUND THAT BOTH INBOARD AND OUTBOARD BRAKE CONTROL VALVES WERE AT FAULT. BOTH OF THE BRAKE CONTROL VALVES WERE REPLACED AND THERE WERE NO FURTHER FAULTS. (S)

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