OFNA Racing RTR 32 User Manual

10-17-07

MUST READ THIS BEFORE RUNNING

Running a nitro kit is fun and easy, but to make this a safe • Clean oil and dirt from chassis with a degreaser. and good experience you must observe a few rules. This kit is extremely fast, easily over 40MPH, and can seriously injure someone if you are not careful.

Where to run car?

• Any running area you choose must be dry. Do not run car near any water or wet dirt.

• Do not run on public streets. It is very easy to have the car run over or damaged by hitting the curb.

• Do not operate car in tight confined places. The car is very fast and will easily hit something.

• Do not run near people or animals. and will too easily hit someone.

• Due noise, you will want to consider the surrounding area when operating the car.

• Do not operate the car at night. You will not be able to drive it without hitting something.

• Do not operate the car indoors. Engine exhaust is not healthy.

Glow Fuel

• Glow fuel is poisonous!

• Glow fuel is flammable! label for additional precautions.

• Do not leave fuel bottle with lid off at any time.

• Do not use any fuel other than glow fuel in this engine. • Car Fuel tank - Never store fuel in car tank, it will ruin the

First Time Starting the Engine

Caution! When starting engine make sure the following is observed.

• Set engine Master needle to 3 turns (rich setting) • DAMAGE DUE CAR RUN AWAY IS NOT A WARRANTY

• Do not do this alone, get an experienced friend to help at first.

• Fill fuel tank, try not to spill fuel. Do not spill fuel on receiver

• Hold car off the ground, so it will not runaway when first starts

• Turn on Radio and check the linkage before starting engine.

• Turn on car receiver battery switch.

• Always have an air filter on the carburetor to keep dirt out.

The car is very fast

Precautions

• This kit is not a toy. Always run car with a second person as a spotter and pitman.

• Hot Parts - The pipe, manifold, engine and head are very hot and will cause burns.

• Rotating Parts - Keep hands away from the drive train, wheels, and engine when engine is running.

• Radio - Check batteries life before running the car. If radio does not have full control of the car with steering and/or throttle/brake do not run until corrected. Failure to correct this will result in possible injury and damage to the car or property.

• Glow fuel - Do leave the glow fuel unattended with the lid off. Fuel contains Methanol and Nitro Methane and is flammable and poisonous.

Store fuel in cool ventilated location. Refer the glow fuel

engine if left in tank.

• Always turn off the car BEFORE turning off radio.

ISSUE.

IF YOU DO NOT BREAK-IN ENGINE CORRECTLY, MAINLY AT LOW RPM, YOU WILL BREAK THE CONNECTING ROD!

FAILURE TO NOT READ AND

Engine Break-in

• See Engine Page.

Emergency Stopping Engine When Running

• Remove air filter and cover carb. intake.

• Squeeze fuel line and hold until engine stops.

• With a rag, cover exhaust outlet.

Storing Car After Running

• Remove fuel from tank and fuel lines

• Turn off radio in car

• Put a few drops of after run in engine to keep it from rusting.

FOLLOW BREAK-IN ENGINE INSTRUCTIONS WILL VOID WARRANTY!

RTR KITS - REQUIRED FOR OPERATION

THINGS NEEDED

Glow Fuel

20%

AA Batteries ( 12 pcs )

You will need to buy a few items to start the engine and run the car.

• Use 20% nitro CAR fuel. Do not use airplane or heli fuels, they will over heat engine.

• Buy LONG glow plugs, like OFNA/PICCO Plug (#51007 or 51008). Use plugs without idle bar. Do NOT use plugs, like the MC-59 or OS-8

In your box you will find..

• #10162- Bottle, 250cc

• #10219 - Red “D” size glow heater

10195

7.2 Volt Over-nite Charger

You need to get batteries for the radio transmitter and the car receiver packs.

• Radio TX needs (8) eight AA batteries.

• Shaft Starter requires a 7.2Volt battery pack and charger OFNA #10195

• Car needs (4) four AA Ni-cad batteries 2000Mah or higher or (4) Alkaline., Alkaline type batteries will work, but braking will be reduced and 30 minute life. The best for car, is to use a 5 cell hump receiver pack for increased voltage and longer life..

10214 Rec’v Bat. Over-nite Charger

#10202 Rec’v Bat. NiHm Hump Pack, see charger 10214.

Recommended Option: You may want to upgrade the car battery pack to a Ni-Cad or NiHm 5 cell type(600AE). This will give more run time. OFNA #10212 1400NiMh Hump Pack and NiHm Battery Charger #10214

TOOLS NOT INCLUDED IN KIT

Glow Plug & 17MM Cross Wrench

#10801 $6.95 Cross Wrench #17109 $3.95

Phillips Type Screw Drivers ( L )

Phillips Type Screw Drivers ( S )

Cutter

Curved Scissors

91009 $5.95

Precision Caliper

Instant Cemment

Masking Tape

INCLUDED WITH KIT

1.5mm Allen Wrench

2mm Allen Wrench

Needle Nose Pliers

2.5mm Allen Wrench

Hobby Knife

4mm'5mm Allen Wrench

PLASTIC PARTS

40017 GEAR BOX PLASTIC PARTS

40015 ARM HOLDER PLASTIC PARTS

1

40003 DIFF. CASE

40536 FRONT C HUB

PLASTIC PARTS

30802 Throttle Linkage Plastic

2

3

40140 FRONT AND REAR LOWER ARM PLASTIC PARTS

40027 WING STAY PLASTIC PARTS

40139 Front Upper Arm and Ball End

40540 REAR UPRIGHT

PLASTIC PARTS

40031 SERVO SAVER PLASTIC PARTS

40040 CENTER DIFF. MOUNT PLASTIC PARTS

40541 RECEIVER BOX

40018/40029 CHASSIS BRACE PLASTIC PARTS

40669 BUMPER

40056 SHOCK ABSORBER PLASTIC PARTS

1

ASSEMBLY OF THE FRONT AND REAR DIFF.

Builds two differentials for front and rear.

Step 1 Step 2

Oil

40010

40006

40010 ........X4

2.5X13.8mm Pin

94034

4X4mm ........X2

Set Screw

40009 ........X4

P6 O-Ring

30776 ........X8

4X10mm Washer

94020

3X12mm ........X8

Flat Head Hex Screw

36053

40003

40010

4X4mm

Step 3 Step 4

30776

40513

30773

D

iff

.

Oil

40513

40009

40513

40011

40009

49032

3X12mm

36053

Oil

40006

Tighten

2

ASSEMBLY OF THE CENTER DIFF.

Step 1 Step 2

Oil

40005

40010 ........X2

2.5X13.8mm Pin

94034

4X4mm ........X1

Set Screw

40009 ........X2

P6 O-Ring

30776 ........X4

4X10mm Washer

Step 3 Step 4

30776

40513

4X4mm

40010

36053

30773

40003

D

if

40010

40134

40009

40513

36053

40009

40513

f

.

Oil

40011

Oil

40005

Tighten

94020

3X12mm ........X4

Flat Head Hex Screw

3X12mm

1

3

ASSEMBLY OF THE FRONT GEAR CASE

94036

5X4mm ........X1

Set Screw

94011

4X16mm ........X2

Hex Screw

｡ｯAdjust the backlash with the shims.

40024

4x16mm

40017

Apply Grease

40024

49012

36053

5X4mm

40017

Screw

Ce

e

m

36053

nt

36730

40024 ........X2

13X16X0.2mm Shin

4

ASSEMBLY OF THE FRONT ARMS HOLDER

40015

Do Not Over Tighten

Tighten

40015

4X16mm

94027

4X16mm ........X4

Flat Head Hex Screw

94014

4X45mm ........X2

Hex Screw

Tighten

40022

4X45mm

2

5

ASSEMBLY OF THE FRONT SHOCK STAY

4X12mm

94004

3X12mm .......X4

Hex Screw

94010

4X12mm .......X4

Hex Screw

94012

4X20mm ........X2

Hex Screw

35313

M3 ........X2

Nylon Nut

35314

M4 ........X2

Nylon Nut

90018

3X25mm ........X2

Screw

40117

M3 Nylon Nut

4X20mm

40117

40531

40116

3X12mm

3X25mm

M4 Nylon Nut

6

ASSEMBL OF THE KNUCKLE ARMSY

94034 4X4mm Set Screw

35314 M4 Nylon Nut

2.5X16.8mm Pin

40527 Knukcle Arm Bushing

........X2

........X4

........X2

........X4

4X12mm

3X12mm

*Insert the knuckle

Step 1 Step 2

40536

Step 3 Step 4

arm bushing before assembly.

M4

Tighten

40527

40520

Assembly for both right and left side

*Put the ball bearing into knuckle arm.

36053

Sc

Cem

rew e

40526

nt

4X4mm

36055

40528 King Screw

........X4

M4

40528

40141

Right side

3

7

ASSEMBLY OF THE FRONT SUSPENSION ARMS

*Insert the front drive shaft into cap joint before assembly.

4X10mm

Assembly for both right and left side

4X10mm

90021 3mm E-Ring

36870 4X10mm Set Screw

40546 3x42.7mm Arm Shaft

40023 4x68.3mm Arm Shaft

8

ASSEMBLY OF THE FRONT UPPER ARMS

36850 7mm Ball

........X4

3mm

........X2

40023

40139

36861

40140

2.5mm

36690

40546

* A 4x10mm set screw is used to adjust the ride-height.

2.5mm

Ensure Free Movement

Assembly for both right and left side.

*Approx:12 mm

1:1

36861

36861¡@5X35mm

Tur nbuckl e

5X35MM Turnbuckle

9

ASSEMBLY OF THE FRONT SUSPENSION ARMS

90020

2.5mm E-Ring

35313 M3 Nylon Nut

94008 3X25mm Hex Screw

36170 3x44.3mm Arm Shaft

........X2

........X4

2.5mm

........X2

36850

36170

3X25mm

Ensure Free Movement

Assembly for both right and left side.

2.5mm

3mm

Tighten

4

10

ASSEMBL OF THE FRONT STABILIZERY

94035 3X8mm Set Screw

........X2

Makes two rods for left and right hand-side.

30341

Assembly for both right and left side.

94005 3X16mm Hex Screw

30403 6mm Ball

11

ASSEMBL OF THE FRONT STABILIZERY

94033 M3X3 Set Screw

94003 3X10mm Hex Screw

........X2

........X4

........X2

40029

40199

30403

3X8mm

3X16mm

Tighten

S

c

r w

e

Ce

m

en

t

3X3mm

t

cS rew

mn

e e

C

*Approx. 6mm

12

ASSEMBL OF THE SERVO SAVERY

Step 1 Step 2

*Take the plastic bushing from servo saver plastic parts tree.

3X12mm Hex Screw

........X194004

3X10mm

40031

40032

40017

40037

40017

*Do not tighten 40037 Hex Screw too tight.

40031

40037

40019

40035

40031

40033

40034

4X10mm

3X12mm

4X10mm

40030

40018

4X10mm Hex Screw

........X294009

40031

40036

5

13

ASSEMBL OF THE STEERING TIE-RODY

M3

Step 1 Step 2

Nylon Nut

4X10mm

c

re

w

S

e

n

3X15mm

tC m

3X15mm Flat Head Hex Screw

3X18mm Flat Head Hex Screw

94009 4X10mm Hex Screw

94041 M3 Nylon Nut

14

ASSEMBL OF THE FRONT BUMPERY

3X10mm

........X294021

........X294022

........X2

Step 1 Step 2

40038

36700

40108

*Approx. 54.8mm

40039

36700

40038

3X18mm

1:1

40137

3X15mm

40039

cr

S

Cement

40039

w

e

3X12mm

3X10mm Hex Screw

3X12mm Hex Screw

15

ASSEMBL OF THE REAR GEAR CASEY

4X15mm Hex Screw

3X12mm

........X694003

........X394004

40137

40676

40137

3X10mm

3X12mm

｡ｯAdjust the backlash with the shims.

40024

........X294011

4X15mm

Apply Grease

36053

40017

36053

49012

13X16X0.2mm Shim

40024

........X240024

40017

6