Service difficulty report · Shimmy Dampener · Doug DC982

Difficulty date
June 28, 2004
Submitted
July 1, 2004
Operation
Air carrier
Aircraft
N251AA
Make and model
Doug DC982
Aircraft serial
49270
Part
Shimmy Dampener
Condition
Failed
Location
Rt Mlg
Stage of operation
LD
How discovered
O
Nature of condition
E
Precautionary procedure
O

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

What was found

ORD - IMMEDIATELY AFTER TOUCHDOWN AIRCRAFT BEGAN SHAKING VIOLENTLY. DURING TAXI SHAKING CONTINUED AT ALL SPEEDS ABOVE A WALK. FOUND RIGHT HAND MAIN LANDING GEAR SHIMMY DAMPENER FAILED WITH DAMAGE TO TIRES AND MAIN LANDING GEAR. REPLACED UPPER AND LOWER TORQUE LINKS APEX BOLT AND SHIMMY DAMPENER BRAKE ROD BEAM LINK AND ROD. REPLACED FOUR HYDRAULIC LINES AND COUPLINGS. INSPECTED UPPER TRUNNION AREA AND SIDE BRACE WORK ACCOMPLISHED PER ESO 3221 CHAPTER 32-17-0-0 AND 32-17-01. INSTALLED BRAKES, WHEELS AND SPRAY DEFLECTOR. AIRCRAFT BEING EVALUATED FOR FURTHER STRUCTURAL DAMAGE.

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