Black Horse Model CHIPMUNK Owner's manual

MadeinVietnam.
SPECIFICATION
Wingspan : 164 cm 64.57in.
Length : 135 cm 53.15 in.
Weight : 3.3kg 7.26 lbs.
Servo : 7 servos.
 Radio : 4 channels.
 Engine : 61 cu.in-2 stroke.
91 cu.in-4 stroke.
INSTRUCTIONMANUALBOOK.

CHIPMUNK. INSTRUCTION MANUAL.
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This instruction manual is designed to help you build a great flying aeroplane. Please read this
manual thoroughly before starting assembly of your CHIPMUNK. Use the parts listing below to
identify all parts.
WARNING.
Please be aware that this aeroplane is not a toy and if assembled or used incorrectly it is
capable of causing injury to people or property. WHEN YOU FLY THIS AEROPLANE YOU
ASSUME ALL RISK & RESPONSIBILITY.
IfyouareinexperiencedwithbasicR/CflightwestronglyrecommendyoucontactyourR/Csupplier
and join your local R/C Model Flying Club. R/C Model Flying Clubs offer a variety of training
proceduresdesignedtohelpthenew pilotonhiswaytosuccessfulR/C flight.Theywillalso beable
to advise on any insurance and safety regulations that may apply.
TOOLS & SUPPLIES NEEDED.
Thick cyanoacrylate glue.
30 minute epoxy.
5 minute epoxy.
Hand or electric drill.
Assorted drill bits.
Modellingknife.
Straight edge ruler.
2mm ball driver.
Phillips head screwdriver.
220 grit sandpaper.
90° square or builder’s triangle.
Wire cutters.
Masking tape & T-pins.
Thread-lock.
Paper towels.
Some more parts.
HARDWAREPACK
COWLING.
Landinggear.....
Toavoid scratching yournew airplane,donot
unwrap the pieces until they are needed for
assembly. Cover your workbench with an old
towel or brown paper, both to protect the
aircraftand toprotect thetable. Keepa couple
of jars or bowls handy to hold the small parts
after you open the bag.
Please trial fit all the parts. Make sure you
havethe correctpartsand thatthey fitand are
alignedproperly beforegluing!Thiswillassure
proper assembly. CHIPMUNK ARF is hand
made from natural materials, every plane is
unique and minor adjustments may have to
be made. However, you should find the fit
superior and assembly simple.
The painted and plastic parts used in this kit
are fuel proof. However, they are not tolerant
of many harsh chemicals including the
following: paint thinner, C/A glue accelerator,
C/A glue debonder and acetone. Do not let
these chemicals come in contact with the
colors on the covering and the plastic parts.
PARTS LISTING.
FUSELAGE ASSEMBLY
(1) Fuselage.
WING ASSEMBLY
(1) Right wing half with pre-installed
aileron.
(1) Left wing half with pre-installed
aileron.
Some more parts........
Tail section assembly
(1) Vertical stabilizer with pre-
installedrudder.
(1) Horizontal stabilizer with pre-
installedelevator halves.
SUGGESTION.
NOTE.

CHIPMUNK. INSTRUCTION MANUAL.
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+ This is not a toy
+ Be sure that no other flyers are using your
radio frequency.
+ Do not smoke near fuel
+ Store fuel in a cool, dry place, away from
children and pets.
+ Wear safety glasses.
+Theglowplug clipmustbesecurely attached
to the glow plug.
+ Do not flip the propeller with your fingers.
+ Keep loose clothing and wires away from
thepropeller.
+ Do not start the engine if people are near.
Do not stand in line with the side of the
propeller.
+ Make engine adjustments from behind the
propeller only. Do not reach around the
spinningpropeller.
SAFETY PRECAUTION.
 1. Install the rubber grommets and brass
eyelets onto the aileron and flap servo.
INSTALLING THE AILERON- FLAPSERVOS.
C/Aglue
C/Aglue

CHIPMUNK. INSTRUCTION MANUAL.
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 2.Usinga modelingknife,remove thecov-
ering servo tray.
Servo tray.
Flap
servo tray.
Aileron
servo tray
Bottom side.
Flap. Aileron.
C/Aglue
C/Aglue

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3.Drill1,5mm pilotholes through theblock
of wood for each of the four mounting screws
providedwiththeservo.Installservointoaileron
servo tray as same as picture below.
4. Using the thread as a guide and using
masking tape, tape the servo lead to the end
of the thread: carefully pull the thread out.
When you have pulled the servo lead out,
remove the masking tape and the servo lead
from the thread.
5. Instal servo tray with aileron servo into
the wing as same as picture below.
Aileron.
Secure
6. Install servo tray with flapservo in to
the wing as same as picture below.
Flap.
Thread.
Electric wire.
2 x 10 mm.

CHIPMUNK. INSTRUCTION MANUAL.
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3. Install control horn as same as picture
below.
4. Install aileron control horn as same as
picture below.
1. Using a ruler & pen to draw a straight
line as below picture.
Repeat the procedure for the other wing
half.
2. Drill through 1 hole with 6 mm diameter
the aileron using the control horn as a guide
and screws the control horn in place.
straight line.
Flap.
INSTALLING THE AILERON - FLAPSERVO
CONTROLHORN.
Aileron.
3 x 50mm.
Nilon control clasp.
M3locknut.

CHIPMUNK. INSTRUCTION MANUAL.
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aileroncontrol horn
C/Aglue.
C/Aglue.
Controlhorn.
5. Install Flap control horn as same as
picture below as same as the way of aileron.
Nilon control clasp.
M3locknut.
3mm x 50mm.
Flap.

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Flap.
M2locknut.
M2clevis. Snapkeeper.
6.Insertthe 90degree bend down through
the hole in the servo arm. Install one nylon
snap keeper over the wire to secure it to the
arm. Installthe servoarm retainingscrew and
remove the masking tape from the aileron.
Aileron.
Cut.
Aileron.
3. Plug the aileron servo into the receiver
andcentertheservo.Installthe servoarmonto
the servo. The servo arm should be
perpendicular to the servo and point toward
the middle of the wing.
1. Working with the aileron linkage for
now, thread one clevis onto one of the
threaded wires.
2. Attach the clevis to the outer hole in the
control horn. Install a silicone tube on the
clevis.
4. Locate one nylon servo arm, and using
wire cutters,remove all but one of the arms.
Using a 2mm drill bit, enlarge the third hole
outfromthecenterofthe armtoaccommodate
the aileron pushrod wire.
5.Usingpliers,carefullymake a90 degree
bend down at the mark made. Cut off the
excess wire, leaving about 4mm beyond the
bend.
INSTALLING THE AILERON
LINKAGES.
Bend .

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Repeat the procedure for the other wing
half.
Flap.
Flap.
Flap Aileron
Bottom side
finishing
Flap.
JOINING THE WING HALVES.
1. Location the aluminium wing dihedral
brace.
3.Test fitthe dihedralbrace intoeachwing
haft. The brace should slide in easily. If not,
use 220 grit sand down the edges and ends
of the brace until it fits properly.
 2. Usingamodeling knife,remove the cov-
ering wing.
Topside

CHIPMUNK. INSTRUCTION MANUAL.
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Remove covering.
Epoxyglue.
Dowelbrace.
Aluminium
brace.
Apply masking tape.
Maskingtape.

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Insert the wing bolt plate.
Wing bolt plate.
Markpoint.
INSTALLING LANDING GEAR.
3x12mm.
Bottom side.

CHIPMUNK. INSTRUCTION MANUAL.
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Remove covering.
Markpoint
1mm drill bit.

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C/Aglue.
Applymaskingtape

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ENGINE MOUNT.
See pictures below:
4x25mm.
3.5x25mm.
Cut

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INSTALLING THE STOPPER ASSEMBLY
1. The stopper has been pre-assembled
at the factory.
2. Using a modeling knife, cut one length
ofsilicon fuelline(thelengthofsiliconfuel line
iscalculatedbyhowtheweightedclunkshould
restabout 8mmaway fromtherearofthetank
andmove freelyinside thetank). Connectone
FUEL TANK.
When the stopper assembly is installed in
the tank, the top of the vent tube should rest
justbelow thetop surfaceof thetank. Itshould
not touch the top of the tank.
end of the line to the weighted clunk and the
other end to the nylon pick up tube in the
stopper.
3. Carefully bend the second nylon tube
up at a 45 degree angle (using a cigarette
lighter). This tube will be the vent tube to the
muffler.
4. Carefullybend thethirdnylon tubedown
ata 45degreeangle (usingacigarettelighter).
This tubewill bevent tubeto thefuelingvalve.

CHIPMUNK. INSTRUCTION MANUAL.
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Blow through one of the lines to ensure
the fuel lines have not become kinked inside
the fuel tank compartment. Air should flow
througheasily.
9. To secure the fuel tank in place, apply a
bead of silicon sealer to the forward area of
thetank, whereit exitsthefuselage behindthe
enginemountingbox andtotherearofthetank
at the forward bulkhead.
5. Test fit the stopper assembly into the
tank. It may be necessary to remove some of
the flashing around the tank opening using
amodeling knife. Ifflashing is present, make
sure none of it falls into the tank.
6. When satisfied with the alignment of
thestopperassemblytightenthe3mmx20mm
machine screw until the rubber stopper
expands and seals the tank opening. Do not
over tighten the assembly as this could cause
the tank to split.
8. Feed three lines through the fuel tank
compartment and through the pre-drilled hole
in the firewall. Pull the lines out from behind
the engine, while guiding the fuel tank into
place. Push the fuel tank as far forward as
possible,the frontofthetankshould justabout
touch the back of the firewall.
7. Using a modeling knife, cut 3 lengths of
fuel line 150mm long. Connect 2 lines to the 2
vent tubes and 1 line to the fuel pickup tube in
the stopper.
Do not secure the tank into place
permanentlyuntil afterbalancing theairplane.
You may need to remove the tank to mount
the battery in the fuel tank compartment
Fueltank.

CHIPMUNK. INSTRUCTION MANUAL.
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Fueltanktray.
INSTALLING THE ENGINE.
Locate the long piece of wire used for the
throttlepushrod. Oneendofthewire hasbeen
pre-bend in to a “Z” bend at the factory. This
“Z” bend should be inserted into the throttle
armofthe enginewhentheengine isfittedonto
theengine mount.Fittheengineto theengine
mount using the screws provided.
12cm.

CHIPMUNK. INSTRUCTION MANUAL.
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COWLING.
1. Slide the fiberglass cowl over the en-
gineand lineup thebackedgeofthe cowlwith
the marks you made on the fuselage.
Trimand cut.

CHIPMUNK. INSTRUCTION MANUAL.
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4. Installthemufflerandmufflerextension
onto the engine and make the cutout in the
cowl for muffler clearance. Connect the fuel
and pressure lines to the carburetor, muffler
andfuel fillervalve.
2. While keeping the back edge of the
cowl flush with the marks, align the front of
thecowlwiththecrankshaftoftheengine. The
front of the cowl should be positioned so the
crankshaft is in nearly the middle of the cowl
opening. Hold the cowl firmly in place using
pieces of masking tape.
3. Slide the cowl back over the engine
andsecure itin placeusing fourwood screws.
3 x 10 mm.

CHIPMUNK. INSTRUCTION MANUAL.
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Installthe spinnerbackplate,propellerand
spinner cone. The spinner cone is held in
place using two 3mm x 12mm wood screws.
INSTALLING THE SPINNER.
3 x 12mm. 1. Install the rubber grommets and brass
colletsintotheelevatorservo.Testfittheservo
into the servo tray.
2. Mount the servo to the tray using the
mounting screws provided with your radio
system.
ELEVATOR INSTALLATION.