TM 9-1550-416-14&P
Function
Control or Indicator
Elevator tine adjustment to keep flight of airplane
Pitch-trim control
1
continously in a horizontal plane.
Course adjustment for flight of aircraft. It controls both
Pitch-roll control stick
2
elevator and ailerons.
Aileron fine adjustment.
Roll-trim control
3
Matches A or B channel on receiver.
Channel A or B switch
4
Matches C or D channel on receiver.
Channel C or D switch
5
Applies power to the transmitter.
ON OFF switch
6
Momentary action pushbutton switch. When depressed,
Trainer switch
7
allows trainee to operate the transmitter.
Controls the speed of the engine.
Throttle control
8
Unused facility.
Auxiliary channel B-auxiliary control
9
Indicates approximate voltage level of battery.
Battery volts meter
10
ON/OFF toggle switch. When operated engages FSU.
Auxiliary channel A-Flight
11
stabilization unit (FSU) switch
Main RF band radio select switch. Used to set the
RF selector switch
12
proper high or low band RF in conjunction with the
band selector/trainer switch.
Main frequency select switch. Used to match frequency
Band selector/trainer switch
13
trainer function.
2-5