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15-7). The Control Wheel Trim Switches
(CWTS), located on the outboard horn of each
pilot's control wheel (Figure 15-3) control the
aileron trim tab actuator motor. Depressing the
arming button in the center of the trim switch
and simultaneously moving the barrel of the
switch left or right energizes the trim tab
motor, which transmits motion to the trim tab
through dual connecting rods. The pilot's trim
switch has priority over the copilot's trim
switch.
Aileron trim is powered from the left essen-
tial bus through the TRIM-AIL circuit breaker
located in the FLIGHT group on the pilot's cir-
cuit breaker panel.
Uncommanded aileron trim can be stopped
by depressing and holding either Control
Wheel Master Switch (MSW). Additionally,
the AFM procedure for Roll or Yaw Axis
Uncommand Motion calls for pulling the
15-7
FOR TRAINING PURPOSES ONLY
L E A R J E T 4 5
P I L O T T R A I N I N G M A N U A L
FlightSafety
international
NO AILERON CABLES IN
ROTOR BURST ZONE
AUTOPILOT ROLL
SERVO
TRIM TAB
BALANCE TAB
(EACH AILERON)
SPOILERON POSITION SENSOR (PILOT CONTROL WHEEL)
AILERON ROLL DISCONNECT LEVER ON PILOT'S CONTROL WHEEL
Figure 15-6. Aileron Control System
Figure 15-7. Aileron Balance and Trim Tab
(Left Wing)