Flight Model SU-31 Operation instructions

CAUTION:This plane is not a toy!
Before use, please carefully read this
manual.
Wing span:35.5in/903mm
Wing area:15.4sq.dm Engine:2cycle 15-25
Length:31.1in/790mm
Weight:1020-1280g
Radio:4channels 4servos
Glow & electric RC model

Gather the wings, joiner
and other parts together.
ALL PARTS LISTED
MAIN WINGS

Insert the arm into the
aileron, and glue it into
the aileron by A.B. glue.
Connect the aileron and
the main wing by hings.
Be sure to apply instant
type glue to both sides
of each hinges.
Connect the wings by joiner
and glue them by A.B. Glue.
Be sure to apply this
type glue to both sides
of the joiner.

Put the servo mount on the
right position, and cut
away covering film for the
servo.
(Main wing upper side)
Surely glue the servo
support onto the wings.
Put the servo into the hole
and pull out the servo
extension from main wing.
Fixup the servo with two
pieces of TP screws.

Adjust the rod length to
the servo.
Bend the servo rod shown.
Link the servo and the
horn with pushrod .
Fixup the screws to the
landing gear as shown.
Landing Gears

Install the wheels to the
landing gear.
Fixup the landing gear to
the fuselage by two screws.
Adjust and bent the tail
landing gear as shown.

Gather the elevator, rudder
and other parts together
shown.
Find out the holes on each
sides of the fuselage as
shown.
Insert the stabilizer.
Measure the right position,
and along the fuselage
edge, remove the film each
side of the stalilizer.
Tail wings

Firstly insert the elevator
with the rod shown.
Surely glue the stablilizer
to the fuselage.
Connect the aileron and the
stabilizer by hings, and
glue them.

Insert the arm into the
elevator, and glue it into
the elevator by A.B. glue.
Measure the right position
and remove the film of the
vertical fin along the edge
of the fuselage.
Surely apply instant glue
between fuselage and
vertical fin.

Connect the rudder to the
vertical fin by hings.
Insert the tail wheel
landing gear into the
rudder.
Fixup the tail wheel amount
to the fuselage by TP
screws.
Install the elevator servo,
fixup the tri-horn onto
the elevator by TP screws,
and connect the servo and
elevator by pushrod.
Repeat the same step as
above on the other side of
the fuselage, to install
the rudder servo as shown.

Measure and sign a line
for the bolt hole, be sure
the line is across the
centre of the bolts.
Put the presser onto the
wing cover, mark the
position of the hole on the
line, and drill holes for
the wing bolt holes.
Fixup the presser to the
wings by two bolts.

Use instant type glue to
glue the presser.
Surely glue the wing cover
to wings by instant type
glue.
Install the fuel tank as
shown, and put the fuel
tank in the right position.
ENGINE AND MOTOR

Fixup the engine amount
onto the fire board by 4
bolts.
Install the engine to the
engine amount, make sure
the distance from airscrew
to the fire board is 84cm.
Fixup the the motor box by
4 bolts.

Install the motor by 4 TP
screws.
Fixup the canopy with TP
screw on each side of the
fuselage.
Install the cowling with
four TP screws.
Canopy and Cowling

Warning: Never jump this step before flight.
ADJUSTMENT

CG & Control Throws

Finished Photo