Service difficulty report · Yaw Damper · Boeing 747249F

Difficulty date
June 19, 2005
Submitted
July 15, 2005
Operation
Air carrier
Aircraft
N920FT
Make and model
Boeing 747249F
Aircraft serial
22237
Aircraft time
79,161 hours, 19,176 cycles
Part
Yaw Damper
Part number
37600521
Part serial
8003164
Condition
Malfunctioned
Location
Rudder
Stage of operation
IN
How discovered
O
Nature of condition
I
Precautionary procedure
O

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

What was found

RUDDER WOULD NOT DEFLECT. REPLACED UPPER AND LOWER YAW DAMPER COMPUTERS PER AMM 22-16-02.