Service difficulty report · Shimmy Dampener · Boeing 7374B7

Difficulty date
May 12, 2012
Submitted
May 14, 2012
Operation
Air carrier
Aircraft
N434US
Make and model
Boeing 7374B7
Aircraft serial
24556
Aircraft time
60,532 hours, 40,431 cycles
Part
Shimmy Dampener
Part number
65447713
Part serial
XC51001
Condition
Faulty
Location
Rt Mlg
Part time
82,832 hours, 72,300 cycles
Stage of operation
LD
How discovered
O
Nature of condition
E
Precautionary procedure
K

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

What was found

CREW REPORTED THE RIGHT BRAKE ON BOTH CAPT'S AND F/O PEDALS PULSE WITH LITTLE TO NO BRAKING AVAILABLE. MAINTENANCE REPLACED THE RIGHT MAIN LANDING GEAR SHIMMY DAMPER PER AMM 32-11-81. CHECKED WIRING TO ALL WHEEL SPEED TRANSDUCERS AND ANTI SKID VALVES FOR SHORTS, RESISTANCE AND INSULATION. ALL CHECKS GOOD. ALSO, AS PRECAUTIONARY, REPLACED RIGHT INBOARD AND RIGHT OUTBOARD WHEEL SPEED TRANSDUCERS PER AMM 32-45-11. ACCOMPLISHED HIGH SPEED TAXI CHECK. ALL CHECKS NORMAL. AIRCRAFT OK FOR SERVICE.

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