Service difficulty report · Autopilot Sys · Raythn 400ARAYTHEON

Difficulty date
December 20, 2008
Submitted
December 22, 2008
Operation
Air carrier
Aircraft
N131QS
Make and model
Raythn 400ARAYTHEON
Aircraft serial
RK431
Aircraft time
1,796 hours, 1,677 cycles
Part
Autopilot Sys
Condition
Malfunctioned
Stage of operation
DE
How discovered
O
Nature of condition
F
Precautionary procedure
A

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

What was found

ON DESCENT THE RUDDER BOOST FAILED. AUTO PILOT DISCONNECTED & COPILOTS FD FAILED.