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4. Normal pitch trimmer
Adjusted
flight.
5. This
trimmer sets the low
pitch (minus pitch) when the
throttle hold switch [23] is
ON.
It
is adjusted to the
auto-rotation pitch.
6. This trimmer adjusts the low
pitch (minus pitch) when the
idle up [2] switch [21] is ON.
It is used during rolls, etc.
7. Hold
delay
trimmer adjusts the delay
time the pitch servo operates
when
the
switch [23] is set to ON. An
operating time of 0 to about
2 seconds can be set.
8. This
throttle servo stop point
when the throttle hold
switch [23] is set to ON.
The stop point can be
set as described in the
throttle hold switch [23]
section on on page 6.
When
turned
throttle servo moves to
the slow side.
9. Idle up
mer. For a description
of
this
page
When
turned counterclock-
Fig. 37
wise,
moves to the low side.
10. This
the idle up amount of
the throttle servo when
the idle up
[21] is set to ON. The
idle up amount can be
set as described in the
idle up
section on page 5 and
in Fig. 11. When the
trimmer is turned coun-
terclockwise, the idle
up amount decreases.
11. Idle up 2 point trim-
Fig. 38
mer. For a description
of this trimmer, see the
page
When the trimmer is
turned
wise, the idle up point
moves to the low side.
to match normal
trimmer.
This
throttle
hold
trimmer sets the
14. Idle up 2 switch [21] fail safe switch
•When this switch is set to the IDLE2 side, the idle
the trimmer is
•When this switch is set to the INH side, the idle up
clockwise,
the
1
point trim-
D. Rudder
trimmer,
see
5
and
Fig.
10.
the trimmer is
15. Rudder servo acceleration amount trimmer
the
idle
point
•When hovering is stable, but the tail yaws a little
trimmer
adjusts
2 switch
2 switch [21]
5
and
Fig.
11.
counterclock-
12. Throttle hold switch [23]
•When this switch is set to
the
the throttle hold func-
tion
TH.HOLD monitor lamp
comes on.
• When this switch is set to
the INH side, the throttle
hold function does not
operate even if the throt-
tle hold switch [23] is set
to ON.
13 Idle up
• When this switch is set to
the IDLE1 position, the
idle up 1 function oper-
ates and the IDLE UP I
monitor lamp comes on.
• When this switch is set to
the INH side, the idle up
operate even if the idle
up 1 switch [19] is set to
ON.
up 2 function operates and the IDLE UP 2 moni-
tor lamp comes on.
2 function does not operate even if the idle up 2
switch [21] is set to ON.
during takeoff, reduce the acceleration with this
trimmer until the tail no longer yaws.
•The acceleration amount dif-
fers with fixed pitch heli-
copters.
amount can be set to a maxi-
mum of
turning this trimmer clock-
wise and to a minimum of
0% by turning this trimmer
counterclockwise.
16 Revolution mixing com-
pensation trimmer
The
(pitch control —> rudder
mixing) can be set in the
direction in which the mix-
ing amount decreases as
Fig. 40
shown in Fig. 41 with this
trimmer.
fail safe switch
T.HOLD
position,
operates and
the
1
switch [19]
fail safe switch
1
function
does
not
The
acceleration
amount 50% by
revolution
mixing
15
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