hub, similar to those offered by Harry Higley.
When balanced correctly, the airplane should
sit level or slightly nose down when you lift it
up with your fingers.
CG=12.5-15cm.
CONTROL THROWS.
!1)
We highly recommend setting up the
ULTIMATE using the control throws listed at
right. We have listed control throws for both
Low Rate (initial test flying/sport flying) and
High Rate (aerobatic flying).
!2)
Turn on the radio system, and with the
trim tabs on the transmitter in neutral, center
the control surfaces by making adjustments
to the clevises or adjustable servo connectors.
The servo arms should be centered also.
! 3) When the elevator, rudder and aileron
control surfaces are centered, use a ruler and
check the amount of the control throw in each
surface. The control throws should be
measured at the widest point of each sur-
face!
INITIAL FLYING/SPORT FLYING
Ailerons:
5/8" up
Elevator:
3/4" up
Rudder:
2 1/2" right and left
AEROBATIC FLYING
Ailerons:
1" up
Elevator:
1 1/4" up
Rudder:
3 1/2" right and left
Do not use the aerobatic settings for
initial test flying or sport flying.
www.seagullmodels.com
! 4) By moving the position of the adjust-
able control horn out from the control surface,
you will decrease the amount of throw of that
control surface. Moving the adjustable con-
trol horn toward the control surface will in-
crease the amount of throw.
the elevator, rudder, ailerons and throttle.
manufacturer's instructions and turn every-
thing on.
the elevator stick. The elevator halves should
move up. If it they do not, flip the servo re-
versing switch on your transmitter to change
the direction.
hind the airplane, move the rudder stick to the
right. The rudder should move to the right. If it
does not, flip the servo reversing switch on
your transmitter to change the direction.
stick forward should open the carburetor bar-
rel. If it does not, flip the servo reversing switch
on your transmitter to change the direction.
aileron on the right wing half. Move the aileron
stick to the right. The right aileron should move
up and the other aileron should move down. If
it does not, flip the servo reversing switch on
your transmitter to change the direction.
and receiver batteries before your first day of
1/2" down
flying.
3/4" down
in the ULTIMATE to ensure that everything is
tight and well bonded.
7/8" down
1 1/4"down
plane. Do this with the fuel tank empty.
move in the correct direction and not bind in
any way.
FLIGHT PREPARATION.
! A) Check the operation and direction of
! B) Plug in your radio system per the
! C) Check the elevator first. Pull back on
! D) Check the rudder. Looking from be-
! E) Check the throttle. Moving the throttle
! F) From behind the airplane, look at the
PREFLIGHT CHECK.
!1) Completely charge your transmitter
!2) Check every bolt and every glue joint
!3) Double check the balance of the air-
!4) Check the control surfaces. All should
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