S-Tec Electric Trim System
AUTOMATIC ELECTRIC TRIM is available on the System FiftyFiveX, 60-2, or 60PSS and provides
automatic elevator trim follow-up when the pitch axis of the autopilot is engaged. A control wheel mounted
trim command switch is provided for electric trim operation when the autopilot is not used.
MANUAL ELECTRIC TRIM provides control of the elevator trim function by use of a switch located on the
pilot’s control wheel. The system includes the trim control switch, the trim servo actuator, trim master
switch, circuit breaker and placards.