background image

Sawn

 

Craft

 

Micro

 

F

4D

 

Skyray

 

Manual

 

Page

 

2

 

 

141216

 

Micro

 

F

4D

 

Skyray

 

Manual.docx

 

Sawn

 

Craft

 

recommends

 

the

 

use

 

of

 

Beacon

 

Foam

Tac

 

adhesive

 

and

 

3M

 

Blenderm

 

Hinge

 

Tape

 

for

 

the

 

construction

 

of

 

this

 

model

 

due

 

to

 

its

 

strength,

 

light

 

weight,

 

and

 

easy

 

use.

  

Both

 

Blenderm

 

and

 

Foam

Tac

 

can

 

be

 

purchased

 

by

 

visiting

 

the

 

Building

 

Supplies

 

tab

 

on

 

Sawn

Craft.com

 

1.3 Required Parts for Completion 

This

 

model

 

was

 

designed

 

with

 

the

 

intention

 

of

 

putting

 

to

 

use

 

the

 

electronics

 

that

 

are

 

used

 

in

 

today’s

 

popular

 

1S

 

LiPo

powered

 

Ultra

Micro

 

aircraft.

  

Once

 

you

 

have

 

worn

 

out

 

the

 

airframe

 

on

 

your

 

Hobbyzone©

 

Champ

 

or

 

Parkzone©

 

UM

 

P

51

 

Mustang,

 

simply

 

remove

 

the

 

electronics

 

and

 

use

 

them

 

to

 

power

 

this

 

model.

  

The

 

list

 

below

 

contains

 

the

 

tested

 

and

 

recommended

 

parts

 

for

 

your

 

model:

 

 

1S

 

LiPo

 

“Brick”

 ‐ 

ParkZone

 

Receiver/ESC

 

DSM2/X

 ‐

 

Part

 

#PKZ3352

 

 

Ultra

Micro

 

Gearbox

 

 

HobbyZone

 

Gearbox

 

(No

 

Motor):

 

Champ

 

 

Part

 

#HBZ4929

 

 

Ultra

Micro

 

Motor

 

 

HobbyZone

 

Motor:

 

Sukhoi/Champ

 

 

Part#PKZ3516

 

 

Ultra

Micro

 

Motor

 

(HP)

 

 

ParkZone

 

Motor:

 

Ultra

 

Micro

 

P

51

 ‐ 

Part

 

#PKZ3616

 

 

Propeller

 

 

E

Flite

 

Prop

 

and

 

Spinner

 

130

 

x

 

70

 

(2)

 ‐ 

Part

 

#EFL9051

 

 

1S

 

LiPo

 

Battery

 

 

Turnigy

 

Nano

Tech

 

160mAh

 

25c

 

1S

 

LiPo

 ‐

 

Available

 

from

 

Sawn

 

Craft

 

Please

 

note

 

that

 

other

 

power

 

systems

 

and

 

components

 

may

 

be

 

compatible

 

and

 

may

 

work

 

without

 

issue,

 

but

 

the

 

listed

 

components

 

have

 

been

 

used

 

successfully

 

by

 

Sawn

 

Craft.

 

Optional Parts for Completion 

To

 

make

 

your

 

build

 

easier

 

and

 

ensure

 

the

 

nicest

 

looking

 

finished

 

product,

 

the

 

following

 

products

 

are

 

offered

 

on

 

Sawn

 

Craft.com

.

  

See

 

the

 

Building

 

Supplies

 

tab

 

for

 

these

 

products.

 

 

Sawn

 

Craft

 

Custom

 

Decal

 

Sheets

 

 

Colored

 

Packing

 

Tape

 

 

The

 

order

 

of

 

assembly

 

presented

 

in

 

this

 

instruction

 

has

 

been

 

tested

 

and

 

it

 

is

 

recommended

 

that

 

you

 

do

 

not

 

differ

 

from

 

them

 

to

 

provide

 

the

 

most

 

accurate

 

and

 

easiest

 

assembly

 

possible.

  

Also,

 

the

 

construction

 

techniques

 

of

 

many

 

of

 

our

 

aircraft

 

are

 

extremely

 

similar.

  

Though

 

we

 

will

 

try

 

to

 

include

 

as

 

many

 

photos

 

of

 

your

 

specific

 

kit

 

in

 

this

 

instruction,

 

other

 

kit

 

assembly

 

photos

 

may

 

be

 

used

 

if

 

the

 

instruction

 

and

 

“look”

 

of

 

the

 

assembly

 

is

 

the

 

same.

 

 

 

 

Summary of Contents for Micro F-4D Skyray

Page 1: ...d Power System Wingspan 12 RX ESC Servo Spektrum AR6400 or similar Overall Length 16 78 Motor Parkzone P 51 Motor Gearbox PKZ3624 Wing Area 73 75 in2 or Flying Weight 1 25oz 34g Hobbyzone Champ Motor Gearbox HBZ4930 Intended Use Indoor Calm Winds Battery 160mAh 1S 3 7V 25C LiPo or similar ...

Page 2: ...y both stability and maneuverability without any sacrifice in precision or control feel Your Sawn Craft Micro F 4D Skyray aircraft represents the benchmark of ultra micro performance and aerobatic versatility All you have to do next is read and apply the information presented in this instruction manual I sincerely hope that you enjoy your model as much as we do If you have any troubles with these ...

Page 3: ...on 5 2 3 Wing Reinforcement Lamination 6 2 4 Elevator Elevon Rudder Hinging 7 2 4 Electronics Installation 10 2 5 Skid Installation 12 2 6 Control Rod Installation 13 2 7 Fuselage Installation 14 2 8 Vertical Stabilizer Installation 15 3 Setupand Tuning 16 3 1 Center of Gravity 16 3 2 Radio Setup and Mixing 16 3 3 Control Throws and Expo 17 3 4 Launching 17 3 5 Flying Tips 18 3 6 Decorating Finish...

Page 4: ...this manner Warning Any area that poses either a physical hazard or the danger will be formatted in this manner Arrows inform where to click or to perform the specified operation Circled items inform of items of interest for the specified operation Circled items will typically be accompanied by text further identifying the region of interest 1 2 Required Tools Supplies The list below contains all ...

Page 5: ...e Motor Sukhoi Champ Part PKZ3516 Ultra Micro Motor HP ParkZone Motor Ultra Micro P 51 Part PKZ3616 Propeller E Flite Prop and Spinner 130 x 70 2 Part EFL9051 1S LiPo Battery Turnigy Nano Tech 160mAh 25c 1S LiPo Available from Sawn Craft Please note that other power systems and components may be compatible and may work without issue but the listed components have been used successfully by Sawn Cra...

Page 6: ...age please contact Support Sawn Craft com for assistance a Main Wing b KFm Step c Fuselage Half 2 each d Vertical Stabilizer 2 each e elevon 2 each f Skid 2 each g Ventral Fin h Micro Control Horn 4 each i 1 x 0 024 Control Wire with Z Bend 4 each j 2 0 051 Carbon Rod k 4 0 051 Carbon Rod l 6 0 083 Carbon Rod m 2 3mm Heat Shrink Tube 3 each n 12 Micro Wire o Micro Velcro p 3 5 0 024 Music Wire not...

Page 7: ... pieces are in the kit If you find that there is an issue please send an email to Support Sawn Craft com and we ll get right back to you 2 Using a sharp hobby knife carefully cut the foam parts out of the sheets The small tabs holding the parts into the sheet can sometimes be tricky to find so if you have trouble removing a part from the sheet keep looking for that last tab Once out of the sheet y...

Page 8: ... half recessed slots facing each other and gently slide the parts around to spread the glue evenly 3 Separate the two fuse halves and insert the carbon rod into one of the recessed slots 4 Rejoin the two fuse halves glue side toward each other ensuring that the carbon rod already in the slot aligns with the recessed slot on the other fuse half Set the assembled fuse lamination aside to allow the g...

Page 9: ...ply a bead of glue around the entire perimeter of the KFm Step 2 Press the glued side of the KFm onto the Main Wing aligning the leading edges of both parts and gently slide the parts around to spread the glue evenly 3 Set the assembled fuse lamination aside to allow the glue to cure If desired you can place a flat weight book etc on top of the lamination while curing to ensure a flat assembly 4 O...

Page 10: ...harp cutting blades Care must be taken to avoid injury 1 Lay the elevons on the table with the leading edge facing yourself and the control horn slot to the left Use a straight edge ruler and a hobby knife or a sanding block to cut an approximate 45 bevel into the leading edge of the control surface Set elevons aside 2 Lay the vertical stabilizer on the table with the bottom facing you Carefully c...

Page 11: ...g that the hinge bevel is facing down Set assembly aside 5 Bend the 0 024 music wire into a square cornered U shape with 0 75 on the short legs and 2 on the middle leg to create the elevator joiner Be careful when bending the wire as if the two short legs aren t parallel the aircraft will try to roll one way or the other 6 Place the elevons and main wing together with trailing and leading edges to...

Page 12: ... control surface ensuring that you have both a left and right elevon Dry fit a micro control horn into the slots ensuring that the hinge bevel is facing down 2 Place the elevon and main wing together with trailing and leading edges touching oriented such that the hinge bevel faces down when the KFm Step is facing up Use two small pieces of tape to attach the smooth sides of the elevon and main win...

Page 13: ... Cut pieces of shrink tube to cover the exposed wires Slide the shrink tube onto the wires leading to the motor Solder the micro wire to the motor wire ends matching polarity Once soldered slide the shrink tube over the completed solder joint and use a heat gun to shrink the tubes Warning This process involves using soldering equipment that is extremely hot Extreme caution must be taken 2 Glue the...

Page 14: ...e the open slot Route the motor wires around the slot and to the brick and cut the micro wire to the proper length Solder the motor plug onto the micro wire and cover with heat shrink tube Use small pieces of tape or glue to secure the motor wires around the slot Plug the completed longer motor wire into the brick We have found that some pilots prefer to have some down thrust in their motor as opp...

Page 15: ...e entire length of the top of the skid 2 Press the glued side of the skid onto the Main Wing aligning the slots on the wing with the tabs on the skids and gently press the parts together to spread the glue evenly The rounded protrusion on the bottom of the skid will go toward the rear of the plane 3 Glue the ventral fin in the center slots The rounded protrusion on the bottom of the skid will go t...

Page 16: ... long 0 051 carbon rod down to 2 long 2 Secure the push rod z bends to the carbon rods by using glue and heat shrink tube Adjust the control rod length and then shrink the heat shrink tube to lock the z bend wire in place to ensure that the elevator and rudder are straight with the main wing and vertical stabilizer Once the rod length is set install the control rods to the brick and control horns ...

Page 17: ...fuselage slot 2 Press the glued side of the fuselage assembly onto the main wing assembly sliding the fuse all the way back and gently slide the parts back and forth to spread the glue evenly Check that the front of the wing that is glued to the side of the fuse is straight and even on both sides of the fuse Allow glue to cure before proceeding 3 Apply a piece of tape just under the leading edge o...

Page 18: ...tly round the edges of the foam on the leading edge of the vertical stabilizer with sandpaper before proceeding 2 Apply a bead of glue down the entire length of the bottom of the vertical stabilizer assembly Press the glued vertical stab assembly onto the top of the main wing assembly onto the proper slots ensuring that the stab sits evenly on the wing This completes the build process Round Edges ...

Page 19: ...you need to do some special setup to make the controls work properly This is especially true for elevon controls so below are a list of tested radios and the mixes used to make the controls function properly with the recommended brick Elevon Mixing Reference Transmitter Wing Mode Mix 1 Mix 2 Notes Spektrum DX6i Delta N A N A You must reverse either the elevator or aileron for proper movement Spekt...

Page 20: ...Throws are measured at the point farthest from the hinge Control Surface Low Rate Throw Low Rate Expo High Rate Throw High Rate Expo Elevator 1 4in 70 20 3 4in 100 25 Rudder 1 4in 70 20 3 4in 100 30 Elevon 1 4in 70 25 3 4in 100 40 3 4 Launching Launching this aircraft is very simple and is easy to do Simply hold the airplane by the wingtip in one hand with your radio in the other Advance the throt...

Page 21: ...e applied and as the plane nears the ground pull back on the elevator to flare 3 6 Decorating Finishing The beauty of this aircraft is that you have the opportunity to finish it with the look that you desire We recommend using our Custom Decal Sets or colored packaging tape available on the Building Supplies tab for decorating as it is easy to use lightweight and provides a nice glossy finish Wate...

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