Helicopter Type - GRAUPNER HoTT MC-16 Series Programming Manual

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Helicopter type

Establishing helicopter model type
mc
This option is available as standard on
both transmitter types.
16 20
 
Use the  selection keys on the left or
right four-way button to select the »Heli-
copter type« option in the multi-function menu:
Suppress models
Base setup model
Helicopter type
Ser vo adjustment
Stick mode
Control adjust
Open this menu option with a tap on the center
key of the four-way button pad.
This "Model type" menu is used to establish the type
of model to be programmed. This also activates all
characteristic mixers, coupling functions, etc. in prep-
aration for subsequent programming of the specified
model type.
Swashplate type
Control of the swashplate will require an appropriate
program variant which corresponds to the number of
servos operating pitch control.
In the meantime this selection is also influenced by
the type of control exercised on swashplate servos.
Since Flybar systems generally do not require trans-
mitter-side swashplate mixers, when such a system
is in use, "1 Servo" is generally to be selected as the
swashplate type, regardless of the actual number of
swashplate servos present. In this context, be sure
the Flybar system complies with the included ad-
justment instructions as otherwise there is a risk
the helicopter will not fly.
When you open the »Helicopter type« menu the
input field of the "Swashplate type" line is generally
already framed (selected). If not, use the Select but-
tons  of the left or right-hand four-way button to
move to the "Swashplate type" line:
108 Program description - Helicopter type
Heli type
Swashplate
Linear. swashpl.
Rotor direct
Pitch min.
Briefly tap the center
SET
button. The current setting for number of pitch servos
will be displayed in inverse video. Now choose the
variant needed with the selection keys of the right
four-way button.
„1 Servo"
SET
A Flybar system is in use or the swashplate is
tipped with one servo each for roll and pitch-axis.
Pitch control will be affected by one separate ser-
vo.
(Since helicopter models, which are operated with
only 1 pitch servo, neither need any of the three
swashplate servos for pitch, pitch-axis and roll, like
Flybar systems, NOR the transmitter's mixer func-
tions for pitch, pitch-axis and roll, the »Swash-
plate mixer« menu option will be suppressed in
the Multi-function menu.)
"2 Servo"
Two roll servos will displace the swashplate axial-
ly to affect pitch control; nick control will be decou-
pled by a mechanical compensation rocker.
"3Sv(2Roll)"
Symmetric three-point control of the swashplate
with three, radially offset articulation points, each
offset by 120 °, connected to one pitch-axis servo
(front or rear) and two roll servos (left and right).
All three servos push the swashplate axially to af-
fect pitch control.
"3Sv (140°)"
Asymmetrical three-point control of the swashplate
is affected at three articulation points connected to
one nick servo (rear) and two roll servos (front left
and right). All three servos push the swashplate
1 Ser vo
axially to affect pitch control.
no
"3Sv (2Nick)"
right
back
Symmetric three-point control as described above
SEL
but radially offset by 90°, one lateral roll servo and
two pitch-axis servos, front and rear.
key of the right four-way
"4Sv (90°)"
Four-point swashplate control affected by two roll
servos and two nick servos.
Simultaneous tap on the  or  keys of the right
four-way button (CLEAR) will reset the option back to
"1 Servo".
Swashplate type: 1 Servo
Swashplate type: 2 Servos
Swashplate type: 3 Servos (2 Roll)
2
2
2
1
3
1

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