Idle up 2 adjustment, Rudder button adjustments, Fail safe switches – Futaba 8SSHP User Manual

Page 28

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•IDLE UP 2 ADJUSTMENT

1. When the idle up 2 switch [21] is set to ON, the

idle up amount (throttle servo stop position) can
be adjusted with trimmer [10] of the throttle trim-

mers [C] on the trimmer panel at the back of the
transmitter. The low side pitch can be adjusted
with trimmer [6] of the pitch trimmers [B] on the
trimmer panel on the back of the transmitter.

2 When trimmer [10] is turned clockwise, idle up is

applied. (See Fig. 61.)

3 Set the idle up 2

point trimmer [11] for dynamic

patterns.

4 Adjust the low side pitch to match rolls and other

dynamic pattern with trimmer [6].

When trimmer [6] is

turned clockwise and
switch [21] is in the ON

position, the pitch

increases at the minus

side.

Pitch control servo

Fig. 62

4. Adjust trimmer [8] so the engine stops (throttle

fully closed) when entering auto-rotation and when
switch [23] is in the ON position and idles (throttle
slightly open) during practice.

5 Adjust the maximum pitch when switch [23] is set

to ON with the ATV button.
The pitch servo moves to the position set at the
ATV button without regard to the position of the
pitch control high side trim lever [13].

6 Throttle hold delay adjustment

Set the hold delay trimmer [7] full counterclock-
wise to the 0 position.
• Next, perform auto-rotation. When the drop is

fast the instant throttle hold is applied, turn the
hold delay trimmer [7] and set it for a constant
drop.

•Set the hold delay trimmer [7] to the minimum

required time. Normally, about 0.7 second. This
is about 30% to 40% by trimmer position.

7 When performing auto-rotation using hold delay,

set the throttle lever to maximum slow, then im-
mediately turn on throttle hold switch [23].
• If you are not familiar with auto-rotation, use

the set with the hold delay trimmer [7] turned
fully counterclockwise to 0 hold delay.

• Rudder button adjustments

1 When the rudder button [33] is pressed, the rudder

servo moves in the direction and to the angle set
at trimmer [17] of the rudder trimmers [D] on the
trimmer panel at the back of the transmitter.

2. The time the rudder is operated can be set with the

rudder time trimmer [18] on

the

trimmer panel at

the back of the transmitter.

3 Set the rudder servo throw to the direction and

angle matched to 540* for stall turns and other
spinning maneuvers.

26

•Throttle hold and throttle hold delay

adjustment for auto-rotation

1. When the throttle hold switch [23] is set to ON, the

throttle circuit is disconnected from the throttle
lever and only pitch control can be performed with

the lever.

2. The auto-rotation pitch can be adjusted with trim-

mer [5] of the pitch trimmers [B] and the auto-
rotation throttle servo stop position can be adjust-

ed with trimmer [8] of the

throttle trimmers [C]

on the trimmer panel at the back of the trans-
mitter.

3. Adjust trimmer [5] for a pitch of about minus 2

when switch [23] is ON and the throttle lever is in
the maximum position. (This pitch differs some-
what with the helicopter.)

[Fail safe switches]

After you have become completely familiar with your
set, set switches 12, 13, 14, 19 and C on the trimmer
panel at the back of the transmitter to the ON posi-
tion. When first using your set, practice with the
switches in the OFF (INHIB) position.

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