GRAUPNER mc-16 Programming Manual page 73

Examples of setting the Throttle pre-select
Throttle Low – "TL0", "TL1", "TL2"
With this option you can programme three alternative
throttle pre-selects for different flight tasks.
Throttle Middle – "TM0", "TM1", "TM2"
With "TM0" through "TM2", three alternative hover
point throttle settings can be programmed.
Throttle High – "THN"
When a helicopter program is initialised the Throttle
High value is automatically set at +85 steps = 100%
servo travel and can be adjusted with the
buttons to optimally suit the mechanical range
DEC
of the carburettor.
or
INC
Helicopter 73