Service difficulty report · Arm · Cirrus SR20

Difficulty date
April 19, 2007
Submitted
April 19, 2007
Operation
General aviation
Aircraft
N636ST
Make and model
Cirrus SR20
Aircraft serial
1720
Aircraft time
199 hours
Engine
Cont IO550N
Part
Arm
Condition
Misrigged
Location
Rudder
Stage of operation
TX
How discovered
O
Nature of condition
F
Precautionary procedure
D

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

What was found

PILOT WAS TURNING ONTO RUNWAY IN CROSSWIND WITH FULL OPPOSITE AILERON AND RUDDER CONTROLS. CONTROLS LOCKED IN CROSSED POSITION AND WOULD NOT RETURN TO NEUTRAL. PILOT RETURNED TO RAMP. INSPECTION FOUND RUDDER/AILERON INTERCONNECT MISRIGGED RESULTING IN THE BOLT CONNECTING THE BUNGEE TO THE RUDDER/AILERON INTERCONNECT ARM LOCKING OVER THE BOLT GOING THROUGH THE FORWARD CABLE CLAMP. IN THE NEUTRAL POSITION, THE DISTANCE FROM THE C/L OF THE ARM IS SUPPOSED TO BE 4.5 INCHES. ON THIS AIRPLANE IT WAS JUST OVER 3 INCHES. THERE WAS NO EVIDENCE OF ANYONE MOVING THE CLAMP OR THE CLAMP SLIDING. RECORDS SHOW THAT THERE WAS NO FLIGHT CONTROL RIGGING DONE SINCE THE AIRCRAFT LEFT THE FACTORY.

More about the Cirrus SR20