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KTM 50 SX 2022 Owner's Manual

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OWNER'S MANUAL
2022
50 SX
50 SX MINI
50 SX FACTORY EDITION
Art. no. 3214406en

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Table of Contents
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Summary of Contents for KTM 50 SX 2022

  • Page 1 OWNER'S MANUAL 2022 50 SX 50 SX MINI 50 SX FACTORY EDITION Art. no. 3214406en...
  • Page 3 KTM accepts no liability for delivery options, deviations from fig- ures and descriptions, misprints, and other errors. The models portrayed partly contain special equipment that does not belong to the regular scope of supply.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS PREPARING FOR USE......... 18 TABLE OF CONTENTS MEANS OF REPRESENTATION ...... 5 Advice on preparing for first use ..18 Symbols used ........5 Running in the engine ...... 20 Formats used........5 RIDING INSTRUCTIONS......21 SAFETY ADVICE..........6 Use definition –...
  • Page 5 TABLE OF CONTENTS 10.16 Adjusting the handlebar position ..38 11.42 Additionally securing the rubber grip ..........70 10.17 Adjusting the seat height ....39 12 BRAKE SYSTEM ......... 71 11 SERVICE WORK ON THE CHASSIS....40 12.1 Checking play of handbrake lever ..71 11.1 Raising the motorcycle with a lift stand ..........
  • Page 6 TABLE OF CONTENTS Carburetor – adjusting 15.5 22 SUBSTANCES .......... 134 the idle speed (50 SX, 23 AUXILIARY SUBSTANCES ......136 FACTORY EDITION) ....... 101 Carburetor – adjusting the idle 15.6 24 STANDARDS ..........138 speed (50 SX MINI)....102 25 LIST OF ABBREVIATIONS......

  • Page 7: Means Of Representation 1

    All work marked with this symbol requires specialist knowledge and technical understanding. In the interest of the safety of your child, have these jobs performed in an authorized KTM work- shop. Your motorcycle will be optimally cared for there by specially trained experts using the special tools required.

  • Page 8: Safety Advice

    2 SAFETY ADVICE Use definition – intended use This vehicle has been designed and built to withstand the normal stresses and strains of racing. This vehicle com- plies with the currently valid regulations and categories of the top international motorsports organizations. Info Only operate this vehicle in closed-off areas remote from public road traffic.

  • Page 9: Tampering Warning

    Only operate the vehicle when it is in perfect technical condition, in accordance with its intended use, and in a safe and environmentally compatible manner. The vehicle should only be used by trained persons. Have malfunctions that impair safety promptly eliminated by an authorized KTM workshop. Adhere to the information and warning labels on the vehicle.

  • Page 10: Protective Clothing

    The Owner's Manual can be downloaded several times using the QR code or the link on the delivery certificate. The Owner's Manual is also available for download from your authorized KTM dealer and on the KTM website. A printed copy can also be ordered from your authorized KTM dealer.

  • Page 11: Important Notes 3

    Manufacturer warranty, implied warranty The work prescribed in the service schedule must only be carried out in an authorized KTM workshop and con- firmed in the KTM Dealer.net, as otherwise all warranty claims will be void. Damage or secondary damage caused by tampering with and/or conversions on the vehicle are not covered by the manufacturer warranty.

  • Page 12: View Of Vehicle

    4 VIEW OF VEHICLE View of vehicle, front left (example) V02106-10 Fuel tank filler cap Quick release of seat Chain guide Plug-in stand ( p. 17) Choke Fuel tap ( p. 16)

  • Page 13: View Of Vehicle, Rear Right (Example)

    VIEW OF VEHICLE 4 View of vehicle, rear right (example) V02107-10 Stop button ( p. 14) Throttle grip ( p. 14) Hand brake lever ( p. 14) Vehicle identification number ( p. 12) Kick starter lever ( p. 17) Foot brake lever ( p.

  • Page 14: Serial Numbers

    5 SERIAL NUMBERS Vehicle identification number The vehicle identification number is stamped on the right side of the steering head. 401945-10 Type label (50 SX, FACTORY EDITION) The type label is located on the front frame tube. 402154-10 (50 SX MINI) Type label is fixed to the front of the steering head.

  • Page 15: Fork Part Number

    SERIAL NUMBERS 5 Fork part number The fork part number is stamped on the outside of the axle clamp. 401947-10 Shock absorber article number (50 SX, FACTORY EDITION) The shock absorber article number is stamped on the bot- tom of the shock absorber toward the right-hand side. H01186-10 (50 SX MINI) The shock absorber article number...

  • Page 16: Controls

    6 CONTROLS Hand brake lever Hand brake lever is fitted on the right side of the handlebar. The hand brake lever is used to activate the front brake. V02082-10 Throttle grip Throttle grip is fitted on the right side of the handlebar. V02083-10 Stop button The stop button...

  • Page 17: Closing The Fuel Tank Filler Cap

    CONTROLS 6 Warning Danger of poisoning Fuel is poisonous and a health hazard. – Avoid skin, eye and clothing contact with fuel. – Immediately consult a doctor if you swallow fuel. – Do not inhale fuel vapors. – In case of skin contact, rinse the affected area with plenty of water. –...

  • Page 18: Closing Oil Tank Cap (50 Sx Mini)

    6 CONTROLS Closing oil tank cap (50 SX MINI) – Put the oil tank cap on and turn it clockwise. Info Run the oil tank breather hose without kinks. V00253-11 Fuel tap Fuel tap is on the left of the fuel tank. Possible states Fuel tap is closed –...

  • Page 19: Kick Starter Lever

    CONTROLS 6 Possible states Choke function activated – The choke lever is pushed up all • the way to the stop. Choke function deactivated – The choke lever is pushed down • all the way to the stop. 6.11 Kick starter lever Kick starter lever is fitted on the right side of the engine.

  • Page 20: Preparing For Use

    7 PREPARING FOR USE Advice on preparing for first use Warning Danger of accidents A lack of physical and mental readiness on the part of the child poses a major risk. Children often underestimate or fail to recognize dangerous situations. – Your child must already be able to ride a bicycle.
  • Page 21 When using the motorcycle, remember that others may be disturbed by excessive noise. – Ensure that the pre-sales inspection work has been carried out by an authorized KTM workshop. You will receive a delivery certificate when the vehicle is handed over.

  • Page 22: Running In The Engine

    7 PREPARING FOR USE Running in the engine – During the running-in phase, do not exceed the specified engine performance. Guideline Maximum engine performance During the first 3 operating hours < 70 % During the first 5 operating hours < 100 % –...

  • Page 23: Riding Instructions 8

    RIDING INSTRUCTIONS 8 Checks and maintenance measures when preparing for use Info Before every trip, check the condition of the vehicle and ensure that it is safe to operate. The vehicle must be in perfect technical condition when it is being operated. –...

  • Page 24: Starting Off

    Open the throttle carefully. Riding Info If unusual noises occur while riding, stop immediately, switch off the engine and contact an authorized KTM workshop. – If the choke function has been activated, deactivate it after the engine has warmed up. –...

  • Page 25: Applying The Brakes

    Danger of accidents A spongy pressure point on the front or rear brake reduces braking efficiency. – Check the brake system and do not allow your child to continue riding until the problem is eliminated. (Your authorized KTM workshop will be glad to help.) Warning Danger of accidents Moisture and dirt impair the brake system.

  • Page 26: Transporting

    8 RIDING INSTRUCTIONS Transporting Note Danger of damage The parked vehicle can roll away or fall over. – Park the vehicle on a firm and level surface. Note Fire hazard Hot vehicle components pose a fire hazard and explosion risk. – Do not park the vehicle near to materials which are highly flammable or explosive. –...

  • Page 27: Filling Up With Oil (50 Sx Mini)

    RIDING INSTRUCTIONS 8 – Fill the fuel tank with fuel up to measurement Guideline 35 mm (1.38 in) Measurement of Fuel tank capacity, 2.1 l (2.2 qt.) Super unleaded approx. (50 SX MINI) (ROZ 95) p. 135) Fuel tank capacity, 2.3 l (2.4 qt.) Super unleaded approx.

  • Page 28: Service Schedule

    Different service intervals may apply in your country, depending on the local operating conditions. Individual service intervals and scopes may change in the course of technical developments. The most up-to-date service schedule can always be found on KTM Dealer.net. Your authorized KTM dealer will be happy to advise you.

  • Page 29: Recommended Work

    ● ● Final check: Check the vehicle for safe operation and take a test ride. ○ ● ● ● Make a service entry in the KTM Dealer.net. ○ One-time interval ● Periodic interval Recommended work every 48 months every 12 months...

  • Page 30: 10 Tuning The Chassis

    10 TUNING THE CHASSIS 10.1 Checking the basic chassis setting with rider's weight Info When adjusting the basic chassis setting, first adjust the shock absorber and then the fork. – For optimal motorcycle riding characteristics and to avoid damage to forks, shock absorbers, link fork and frame, the basic settings of the suspension components must match the rider's weight.

  • Page 31: Compression Damping Of The Shock Absorber (50 Sx, Factory Edition)

    The shock absorber is filled with highly compressed nitrogen. – Please follow the description provided. (Your authorized KTM workshop will be glad to help.) Info The effect of the low-speed compression adjuster can be seen in slow to normal compression of the shock absorber.

  • Page 32: Adjusting The High-Speed Compression Damping Of The Shock Absorber (50 Sx, Factory Edition)

    The shock absorber is filled with highly compressed nitrogen. – Please follow the description provided. (Your authorized KTM workshop will be glad to help.) Info The effect of the high-speed compression adjuster can be seen in fast compression of the shock absorber.
  • Page 33 TUNING THE CHASSIS 10 Guideline Rebound damping Comfort 17 clicks Standard 15 clicks Sport 13 clicks Info Turn clockwise to increase the damping; turn coun- terclockwise to reduce damping when the shock absorber rebounds. (50 SX MINI) – Raise the motorcycle with a lift stand. ( p.

  • Page 34: Measuring The Dimension Of The Rear Wheel Unloaded

    10 TUNING THE CHASSIS – Position the shock absorber and rear wheel. – Mount and tighten screw and nut Guideline Screw, bottom 45 Nm (33.2 lbf ft) Loctite ® 243™ shock absorber – Remove the motorcycle from the lift stand. ( p.

  • Page 35: Checking The Riding Sag Of The Shock Absorber

    Risk of injury Parts of the shock absorber will move around if the shock absorber is detached incorrectly. The shock absorber is filled with highly compressed nitrogen. – Please follow the description provided. (Your authorized KTM workshop will be glad to help.) Preparatory work (50 SX, FACTORY EDITION) –...
  • Page 36 10 TUNING THE CHASSIS Info If the spring cannot be fully released, the spring must be removed to accurately measure the spring length. – Measure the total spring length while the spring is not under tension. – Tighten the spring to the specified measurement by turn- ing adjusting ring Guideline Spring preload...

  • Page 37: Adjusting The Riding Sag

    TUNING THE CHASSIS 10 Finishing work – Install the shock absorber. p. 55) – Remove the motorcycle from the lift stand. ( p. 40) 10.11 Adjusting the riding sag Preparatory work (50 SX, FACTORY EDITION) – Raise the motorcycle with a lift stand. ( p.

  • Page 38: Checking The Basic Setting Of The Fork

    10 TUNING THE CHASSIS 10.12 Checking the basic setting of the fork Info For various reasons, no exact riding sag can be determined for the fork. (50 SX, FACTORY EDITION) – Smaller differences in the rider's weight can be compen- sated for by the fork air pressure.

  • Page 39: Adjusting The Rebound Damping Of The Fork (50 Sx, Factory Edition)

    TUNING THE CHASSIS 10 Info This is due to the volume of the hose and not due to a defect in the fork airpump or the fork. Read the accompanying KTM PowerParts instructions. – Adjust the air pressure as specified. Guideline...

  • Page 40: Handlebar Position

    10 TUNING THE CHASSIS Info Turn clockwise to increase the damping; turn counter- clockwise to reduce damping when the shock absorber rebounds. 10.15 Handlebar position On the upper triple clamp, there are 2 holes at a distance of each other. 15 mm (0.59 in) Hole distance The holes on the handlebar supports are placed at a distance...

  • Page 41: Adjusting The Seat Height

    TUNING THE CHASSIS 10 Guideline Screw, handlebar 20 Nm (14.8 lbf ft) clamp Info Make sure the installed gaps are even. 10.17 Adjusting the seat height Warning Danger of accidents Modifications to the suspension setting may seriously alter the handling characteris- tic.

  • Page 42: 11 Service Work On The Chassis

    11 SERVICE WORK ON THE CHASSIS 11.1 Raising the motorcycle with a lift stand Note Danger of damage The parked vehicle can roll away or fall over. – Park the vehicle on a firm and level surface. – Raise the motorcycle at the frame underneath the engine. Lift stand (78929955100) Neither wheel is in contact with the ground.

  • Page 43: Cleaning The Dust Boots Of The Fork Legs

    SERVICE WORK ON THE CHASSIS 11 (50 SX MINI) – Release bleeder screws Any excess pressure escapes from the interior of the fork. – Tighten the bleeder screws. F02192-10 Finishing work – Remove the motorcycle from the lift stand. ( p.

  • Page 44: Removing The Fork Protector

    11 SERVICE WORK ON THE CHASSIS 11.5 Removing the fork protector – Remove screws and take off the clamp. – Remove screws on the left fork leg. Take off the fork pro- tector. V00266-10 – Remove screws on the right fork leg. Take off the fork pro- tector.

  • Page 45: Removing The Fork Legs

    SERVICE WORK ON THE CHASSIS 11 11.7 Removing the fork legs Preparatory work – Raise the motorcycle with a lift stand. ( p. 40) – Remove the front wheel. p. 87) Main work – Remove screws and take off the clamp. –...
  • Page 46 11 SERVICE WORK ON THE CHASSIS – Tighten screws Guideline Screw, top triple 20 Nm clamp (14.8 lbf ft) – Tighten screws Guideline Screw, bottom 15 Nm triple clamp (11.1 lbf ft) F02886-11 (50 SX MINI) – Position the fork legs. Bleeder screws are positioned toward the rear.

  • Page 47: Removing The Lower Triple Clamp

    SERVICE WORK ON THE CHASSIS 11 11.9 Removing the lower triple clamp Preparatory work – Raise the motorcycle with a lift stand. ( p. 40) – Remove the front wheel. p. 87) – Remove the fork legs. p. 43) – Remove the start number plate.

  • Page 48: Installing The Lower Triple Clamp

    11 SERVICE WORK ON THE CHASSIS 11.10 Installing the lower triple clamp Main work – Clean the bearing and sealing elements, check for damage, and grease. High viscosity grease ( p. 136) – Insert the lower triple clamp with the steering stem. Mount upper steering head bearing –...
  • Page 49 SERVICE WORK ON THE CHASSIS 11 – Tighten screws Guideline Screw, bottom 15 Nm triple clamp (11.1 lbf ft) F02894-10 – Tighten nut Guideline Nut, steering head M20x1.5 10 Nm (7.4 lbf ft) – Position the fuel tank breather in the steering stem. V02111-10 –...
  • Page 50 11 SERVICE WORK ON THE CHASSIS – Tighten nut Guideline Nut, steering head M20x1.5 10 Nm (7.4 lbf ft) – Position the fuel tank breather in the steering stem. V02089-10 – Tighten screw Guideline Screw, top triple 20 Nm clamp (14.8 lbf ft) –...

  • Page 51: Checking The Steering Head Bearing Play

    Danger of accidents Incorrect steering head bearing play impairs the handling characteristic and dam- ages components. – Correct incorrect steering head bearing play immediately. (Your authorized KTM workshop will be glad to help.) Info If the vehicle is operated for a lengthy period with play in the steering head bearing, the bearings and the bearing seats in the frame can become damaged over time.

  • Page 52: Lubricating The Steering Head Bearing

    11 SERVICE WORK ON THE CHASSIS Guideline Screw, top triple 20 Nm clamp (14.8 lbf ft) – Tighten screws Guideline Screw, top triple 20 Nm clamp (14.8 lbf ft) – Position the fuel tank breather in the steering stem. (50 SX MINI) –...

  • Page 53: Removing The Fuel Tank

    SERVICE WORK ON THE CHASSIS 11 11.14 Removing the fuel tank Danger Fire hazard Fuel is highly flammable. The fuel in the fuel tank expands when warm and can escape if overfilled. – Do not fuel the vehicle in the vicinity of open flames or lit cigarettes. –...

  • Page 54: Installing The Fuel Tank

    11 SERVICE WORK ON THE CHASSIS 11.15 Installing the fuel tank Danger Fire hazard Fuel is highly flammable. The fuel in the fuel tank expands when warm and can escape if overfilled. – Do not fuel the vehicle in the vicinity of open flames or lit cigarettes. –...

  • Page 55: Removing The Start Number Plate

    SERVICE WORK ON THE CHASSIS 11 11.16 Removing the start number plate – Remove screw – Unhook the start number plate from the brake line and remove F02893-10 11.17 Installing the start number plate – Attach the start number plate to the brake line. –...

  • Page 56: Installing Front Fender

    11 SERVICE WORK ON THE CHASSIS 11.19 Installing front fender – Position the fender with drill holes in the holding lugs on the start number plate. F02891-10 – Position front fender. Mount and tighten screws Guideline Screw, fender 6 Nm (4.4 lbf ft) F02890-11 11.20 Removing the shock absorber...

  • Page 57: Installing The Shock Absorber

    SERVICE WORK ON THE CHASSIS 11 (50 SX MINI) – Remove nut and nut V00279-10 – Remove screw and lower the link fork carefully. – Remove screw , push splash protector to the side, and remove the shock absorber. V00280-10 11.21 Installing the shock absorber Warning...

  • Page 58: Removing The Seat

    11 SERVICE WORK ON THE CHASSIS (50 SX MINI) – Push splash protector to the side. – Position the shock absorber with screw , depending on the desired seating height. – Raise the link fork; position the shock absorber with screw V00280-11 –...

  • Page 59: Removing The Air Filter

    SERVICE WORK ON THE CHASSIS 11 – Close quick release H00066-11 11.24 Removing the air filter Note Engine damage Unfiltered intake air has a negative effect on the service life of the engine. Dust and dirt will enter the engine without an air filter. –...

  • Page 60: Cleaning The Air Filter And Air Filter Box

    11 SERVICE WORK ON THE CHASSIS 11.26 Cleaning the air filter and air filter box Note Environmental hazard Hazardous substances cause environmental damage. – Dispose of oils, grease, filters, fuel, cleaning agents, brake fluid, etc., correctly and in compliance with the applicable regulations. Info Do not clean the air filter with fuel or petroleum since these substances attack the foam.

  • Page 61: Installing The Main Silencer

    SERVICE WORK ON THE CHASSIS 11 (FACTORY EDITION) – Remove screw – Remove screw – Pull off the main silencer from the manifold at sleeve F02957-10 11.28 Installing the main silencer (50 SX, 50 SX MINI) – Position the main silencer. –...

  • Page 62: Removing The Engine Sprocket Cover

    11 SERVICE WORK ON THE CHASSIS Preparatory work – Remove main silencer. ( p. 58) Main work (50 SX, 50 SX MINI) – Remove screws with toothed washers from the silencer – Remove end cap and outer tube – Remove glass fiber yarn filling from the inner tube.

  • Page 63: Installing The Engine Sprocket Cover

    SERVICE WORK ON THE CHASSIS 11 (50 SX MINI) – Remove screws – Remove screw – Take off the engine sprocket cover. H01436-10 11.31 Installing the engine sprocket cover Main work (50 SX, FACTORY EDITION) – Position the engine sprocket cover. Mount screws , but do not tighten yet.

  • Page 64: Checking The Chain For Dirt

    11 SERVICE WORK ON THE CHASSIS 11.32 Checking the chain for dirt – Check the chain for coarse dirt accumulation. » If the chain is very dirty: – Clean the chain. ( p. 62) 400678-01 11.33 Cleaning the chain Warning Danger of accidents Lubricants on the tires reduces the road grip.

  • Page 65: Checking The Chain Tension

    SERVICE WORK ON THE CHASSIS 11 11.34 Checking the chain tension Warning Danger of accidents Incorrect chain tension damages components and results in accidents. If the chain is tensioned too much, the chain, engine sprocket, rear sprocket, transmission and rear wheel bearings wear more quickly. Some components may break if overloaded. If the chain is too loose, the chain may fall off the engine sprocket or the rear sprocket.

  • Page 66: Adjusting The Chain Tension

    11 SERVICE WORK ON THE CHASSIS 11.35 Adjusting the chain tension Warning Danger of accidents Incorrect chain tension damages components and results in accidents. If the chain is tensioned too much, the chain, engine sprocket, rear sprocket, transmission and rear wheel bearings wear more quickly. Some components may break if overloaded. If the chain is too loose, the chain may fall off the engine sprocket or the rear sprocket.

  • Page 67: Checking The Chain, Rear Sprocket, Engine Sprocket, And Chain Guide

    SERVICE WORK ON THE CHASSIS 11 Guideline Nut, rear wheel M12x1 40 Nm spindle (29.5 lbf ft) Finishing work – Remove the motorcycle from the lift stand. ( p. 40) 11.36 Checking the chain, rear sprocket, engine sprocket, and chain guide Preparatory work –...
  • Page 68 11 SERVICE WORK ON THE CHASSIS (50 SX, FACTORY EDITION) – Check the chain sliding guard for wear. » If the ridge is worn down to the level of the main cor- pus: – Change the chain sliding guard. – Check that the chain sliding guard is firmly seated.
  • Page 69 SERVICE WORK ON THE CHASSIS 11 – Check that the chain guide is firmly seated. » If the chain guide is loose: – Tighten the screws on the chain guide. Guideline Remaining 10 Nm screws, chassis (7.4 lbf ft) F02201-01 (50 SX MINI) –...

  • Page 70: Adjusting The Chain Guide

    11 SERVICE WORK ON THE CHASSIS – Check the chain guide for wear. Info Wear can be seen on the front of the chain guide. » If the light part of the chain guide is worn: – Change the chain guide. 400985-01 –...

  • Page 71: Checking The Frame

    SERVICE WORK ON THE CHASSIS 11 11.38 Checking the frame – Check the frame for damage, cracks, and deformation. » If the frame shows signs of damage, cracks, or deforma- tion: – Change the frame. Guideline Repairs on the frame are not permitted. S00876-01 11.39 Checking the link fork...

  • Page 72: Checking The Rubber Grip

    11 SERVICE WORK ON THE CHASSIS 11.41 Checking the rubber grip – Check the rubber grips on the handlebar for damage, wear, and looseness. » If a rubber grip is damaged, worn, or loose: – Change the rubber grip. Rubber grip adhesive (00062030051) ( p.

  • Page 73: Brake System 12

    BRAKE SYSTEM 12 12.1 Checking play of handbrake lever Warning Danger of accidents The brake system fails in the event of overheating. If there is no free travel on the hand brake lever, pressure builds up on the front brake circuit. –...

  • Page 74: Checking The Brake Discs

    Warning Danger of accidents Worn-out brake discs reduce the braking effect. – Make sure that worn-out brake discs are replaced immediately. (Your authorized KTM workshop will be glad to help.) – Check the front and rear brake disc thickness at multiple...

  • Page 75: Checking The Front Brake Fluid Level

    Danger of accidents Old brake fluid reduces the braking effect. – Make sure that brake fluid for the front and rear brake is changed in accordance with the service schedule. (Your authorized KTM workshop will be glad to help.) Note Environmental hazard Hazardous substances cause environmental damage.

  • Page 76: Adding The Front Brake Fluid

    Danger of accidents Old brake fluid reduces the braking effect. – Make sure that brake fluid for the front and rear brake is changed in accordance with the service schedule. (Your authorized KTM workshop will be glad to help.) Note Environmental hazard Hazardous substances cause environmental damage.

  • Page 77: Checking The Front Brake Linings

    Checking the front brake linings Warning Danger of accidents Worn-out brake linings reduce the braking effect. – Ensure that worn-out brake linings are replaced immediately. (Your authorized KTM workshop will be glad to help.) – Check the brake linings for minimum thickness ≥...
  • Page 78 Danger of accidents Brake linings which have not been approved alter the braking efficiency. Not all brake linings are tested and approved for KTM motorcycles. The structure and friction coefficient of the brake linings, and thus their brake power, may vary greatly from that of original brake linings.
  • Page 79 Warning Danger of accidents Brake linings which have not been approved alter the braking efficiency. Not all brake linings are tested and approved for KTM motorcycles. The structure and friction coefficient of the brake linings, and thus their brake power, may vary greatly from that of original brake linings.

  • Page 80: Checking The Free Travel Of The Foot Brake Lever

    12 BRAKE SYSTEM – Position the brake caliper. – Mount screw , but do not tighten yet. Guideline Screw, front M8x60 20 Nm (14.8 lbf ft) Loctite ® 243™ brake caliper – Mount screw , but do not tighten yet. Guideline Screw, front M8x40...

  • Page 81: Adjusting The Free Travel Of The Foot Brake Lever

    BRAKE SYSTEM 12 – Disconnect spring – Move the foot brake lever back and forth between the end stop and the foot brake cylinder piston bracket and check free travel Guideline Free travel of foot brake lever 3 … 5 mm (0.12 … 0.2 in) »...

  • Page 82: Checking The Rear Brake Fluid Level

    Danger of accidents Old brake fluid reduces the braking effect. – Make sure that brake fluid for the front and rear brake is changed in accordance with the service schedule. (Your authorized KTM workshop will be glad to help.) – Stand the vehicle upright.

  • Page 83: Adding Rear Brake Fluid

    Danger of accidents Old brake fluid reduces the braking effect. – Make sure that brake fluid for the front and rear brake is changed in accordance with the service schedule. (Your authorized KTM workshop will be glad to help.) Note Environmental hazard Hazardous substances cause environmental damage.

  • Page 84: Checking The Brake Linings Of The Rear Brake

    Checking the brake linings of the rear brake Warning Danger of accidents Worn-out brake linings reduce the braking effect. – Ensure that worn-out brake linings are replaced immediately. (Your authorized KTM workshop will be glad to help.) (50 SX, FACTORY EDITION) –...

  • Page 85: Changing The Brake Linings Of The Rear Brake

    Danger of accidents Brake linings which have not been approved alter the braking efficiency. Not all brake linings are tested and approved for KTM motorcycles. The structure and friction coefficient of the brake linings, and thus their brake power, may vary greatly from that of original brake linings.
  • Page 86 12 BRAKE SYSTEM Main work (50 SX, FACTORY EDITION) – Remove lock ring – Remove screw – Remove screw and screw F02205-10 – Take off brake caliper. Info Do not kink or damage the brake line. – Remove the brake linings. –...
  • Page 87 BRAKE SYSTEM 12 (50 SX MINI) – Remove lock ring – Remove screw – Remove screw and screw F02164-10 – Take off the brake caliper and pull the brake line out of holder Info Do not kink or damage the brake line. –...
  • Page 88 12 BRAKE SYSTEM Guideline Screw, brake linings M5 8 Nm (5.9 lbf ft) – Mount lock ring – Operate the foot brake lever repeatedly until the brake lin- ings are in contact with the brake disc and there is a pressure point.

  • Page 89: Wheels, Tires 13

    WHEELS, TIRES 13 13.1 Removing the front wheel Preparatory work – Raise the motorcycle with a lift stand. ( p. 40) Main work – Remove screw – Loosen screws H01451-10 Warning Danger of accidents Damaged brake discs reduce the braking effect. –...

  • Page 90: Removing The Rear Wheel

    13 WHEELS, TIRES – Check the wheel bearing for damage and wear. » If the wheel bearing is damaged or worn: – Change front wheel bearing. – Clean and grease the contact surfaces of the spacers. Long-life grease ( p. 136) –...
  • Page 91 WHEELS, TIRES 13 – Pull out wheel spindle far enough to allow the rear wheel to be pushed forward. – Push the rear wheel forward as far as possible. Remove the chain from the rear sprocket. Info Cover the components to protect them against dam- age.

  • Page 92: Installing The Rear Wheel

    13 WHEELS, TIRES Info Do not operate the foot brake lever when the rear wheel is removed. – Remove spacers F02175-11 13.4 Installing the rear wheel Warning Danger of accidents Oil or grease on the brake discs reduces the braking effect. –...

  • Page 93: Checking The Tire Condition

    Checking the tire condition Info Only mount tires approved and/or recommended by KTM. Other tires could have a negative effect on handling characteristics. The type, condition, and pressure of the tires all have a major impact on the handling characteristic of the motorcycle.

  • Page 94: Checking Tire Pressure

    DOT number. The first two digits indicate the week of manufacture and the last two digits the year of manu- facture. KTM recommends that the tires be changed after 5 years at the latest, regardless of the actual state of H01144-10 wear.

  • Page 95: Checking Spoke Tension

    Other spokes will become looser as a result. – Check spoke tension regularly, and in particular on a new vehicle. (Your authorized KTM workshop will be glad to help.) –...

  • Page 96: 14 Cooling System

    14 COOLING SYSTEM 14.1 Cooling system The water pump in the engine forces the coolant to flow. The pressure resulting from the warming of the cooling system is regulated by a valve in the radiator cap . This ensures that operating the vehicle at the specified coolant temperature will not result in a risk of malfunctions.

  • Page 97: Checking The Coolant Level

    COOLING SYSTEM 14 14.3 Checking the coolant level Warning Danger of scalding During motorcycle operation, the coolant gets very hot and is under pressure. – Do not open the radiator, the radiator hoses or other cooling system components if the engine or the cooling system are at operating temperature.

  • Page 98: Refilling With Coolant

    14 COOLING SYSTEM Warning Danger of poisoning Coolant is toxic and a health hazard. – Keep coolant out of the reach of children. – Do not allow coolant to come into contact with the skin, the eyes and clothing. – Consult a doctor immediately if coolant is swallowed. –...

  • Page 99: Changing The Coolant

    COOLING SYSTEM 14 – Move the vehicle into the position shown and prevent it from rolling away. Height difference must be reached. Guideline 50 cm (19.7 in) Height difference Info For all of the air to be able to escape from the cooling system, the vehicle must be raised at the front.
  • Page 100 14 COOLING SYSTEM – Remove screw . Take off the radiator cap. – Completely drain the coolant. – Mount and tighten screw with a new seal ring. Guideline Drain plug, water 6 Nm (4.4 lbf ft) pump cover H00076-10 – Add coolant to level Guideline 10 mm (0.39 in)

  • Page 101: Tuning The Engine 15

    TUNING THE ENGINE 15 15.1 Checking the play in the throttle cable – Check the throttle grip for smooth operation. – Move the handlebar to the straight-ahead position. Turn the throttle grip back and forth slightly and determine the play in throttle cable Play in throttle cable 3 …...

  • Page 102: Carburetor - Idle Setting (50 Sx, Factory Edition)

    15 TUNING THE ENGINE – Turn barrel adjuster so that there is play in the throttle cable at the throttle grip. Guideline Play in throttle cable 3 … 5 mm (0.12 … 0.2 in) – Tighten nut – Slide on sleeve 400192-11 Finishing work –...

  • Page 103: Factory Edition)

    TUNING THE ENGINE 15 Carburetor – adjusting the idle speed 15.5 (50 SX, FACTORY EDITION) – Screw in idle air adjusting screw all the way and turn it to the specified basic setting. Guideline Idle air adjusting screw Open 3 turns –...

  • Page 104: Speed (50 Sx Mini)

    15 TUNING THE ENGINE Carburetor – adjusting the idle speed 15.6 (50 SX MINI) – Screw in idle air adjusting screw all the way and turn it to the specified basic setting. Guideline Idle air adjusting screw Open 1 turn –...

  • Page 105: Checking The Clutch Setting

    TUNING THE ENGINE 15 15.7 Checking the clutch setting – Connect special tool Tachometer (45129075000) 102041-10 – Let the front wheel of the vehicle make contact with a fixed object. Danger Danger of poisoning Exhaust gases are toxic and inhal- ing them may result in unconsciousness and death. –...

  • Page 106: Adjusting The Clutch

    15 TUNING THE ENGINE (50 SX, 50 SX MINI) – Remove screws – Remove clutch cover with the seal ring. H01458-10 (FACTORY EDITION) – Remove screws – Pull off foot brake cylinder from the push rod. – Detach the foot brake lever spring –...
  • Page 107 TUNING THE ENGINE 15 Main work (50 SX, 50 SX MINI) – Turn clutch basket until adjusting screws become accessible. H01459-10 Condition If there is no reference point: – Turn adjusting screws counterclockwise to the last detectable click. – Turn adjusting screws clockwise by 9 clicks to the basic setting.
  • Page 108 15 TUNING THE ENGINE (FACTORY EDITION) – Remove plug and the seal ring. F02958-10 – Turn the clutch basket until adjusting screws become accessible. F02959-10 Condition If there is no reference point: – Turn adjusting screws counterclockwise to the last detectable click.

  • Page 109: Installing The Clutch Cover

    TUNING THE ENGINE 15 Info The springs may not be pretensioned by more than 17 clicks from the stop using the adjusting screws. Condition If the slip speed is too high: – Turn adjusting screws counterclockwise. Guideline 1 click decreases the slip 250 …...
  • Page 110 15 TUNING THE ENGINE – Position the rear brake lever. – Mount and tighten nut Guideline Nut, foot brake 22 Nm lever (16.2 lbf ft) – Attach the foot brake lever spring – Position the foot brake cylinder. Push rod engages in the foot brake cylinder.

  • Page 111: Service Work On The Engine 16

    SERVICE WORK ON THE ENGINE 16 16.1 Checking oil level (50 SX MINI) Preparatory work – Stand the motorcycle upright on a horizontal surface. Main work – Check the oil level in the oil tank. For a full fuel tank, the oil tank must be filled up toMIN mark at a minimum.

  • Page 112: Checking The Gear Oil Level

    16 SERVICE WORK ON THE ENGINE – Remove screws – Take off the oil pump. – Pull off oil line from the carburetor. 300651-10 – Turn oil pump gear wheel counterclockwise until oil flows out of oil line without bubbles. V00276-10 –...

  • Page 113: Changing The Gear Oil

    SERVICE WORK ON THE ENGINE 16 (50 SX MINI) – Remove screw – Check the gear oil level. A small quantity of gear oil must run out of the drilled hole. » If no gear oil runs out: – Add the gear oil. p.

  • Page 114: Adding The Gear Oil

    16 SERVICE WORK ON THE ENGINE (50 SX MINI) – Position an appropriate container under the engine. – Remove oil drain plug with the magnet. – Let the gear oil drain fully. – Thoroughly clean the oil drain plug with magnet. –...
  • Page 115 SERVICE WORK ON THE ENGINE 16 Main work (50 SX, FACTORY EDITION) – Remove gear oil level monitoring screw H00083-10 (50 SX MINI) – Remove gear oil level monitoring screw S00882-10 – Remove filler plug with the O-ring. – Add gear oil until it flows out of the hole of the gear oil level plug.

  • Page 116: 17 Carburetor

    17 CARBURETOR 17.1 Removing the carburetor (50 SX MINI) Danger Fire hazard Fuel is highly flammable. The fuel in the fuel tank expands when warm and can escape if overfilled. – Do not fuel the vehicle in the vicinity of open flames or lit cigarettes. –...

  • Page 117: Removing The Carburetor (50 Sx, Factory Edition)

    CARBURETOR 17 – Loosen hose clip – Loosen hose clip – Pull the carburetor out of the intake flange. – Pull the carburetor forward out of the inlet sleeve. T00392-10 – Remove screw – Take off the throttle slide cover and pull the throttle slide out of the carburetor.
  • Page 118 17 CARBURETOR Preparatory work – Turn the knurled screw on the fuel tap all the way clockwise. Main work – Pull off fuel hose Info Remaining fuel may flow out of the fuel hose. R00564-10 – Loosen hose clip – Loosen hose clip R04489-10 –...

  • Page 119: Installing The Carburetor (50 Sx Mini)

    CARBURETOR 17 17.3 Installing the carburetor (50 SX MINI) Main work – Attach throttle cable wire 300903-10 – Position spring retainer – Position the throttle slide spring. 300902-11 – Position the throttle slide and throttle slide cover. – Mount and tighten screw Guideline Screw, throttle slide 1.3 Nm...

  • Page 120: Installing The Carburetor (50 Sx, Factory Edition)

    17 CARBURETOR – Connect fuel hose T00390-11 Finishing work – Bleed the oil pump. p. 109) – Check the play in the throttle cable. ( p. 99) – Carburetor – adjust the idle speed. p. 102) 17.4 Installing the carburetor (50 SX, FACTORY EDITION) Main work –...
  • Page 121 CARBURETOR 17 – Mount the carburetor. – Mount the engine breather hose and position clamp R00566-11 – Mount the inlet sleeve. – Position and tighten hose clip Guideline Hose clip, carburetor 2.8 Nm (2.07 lbf ft) – Position and tighten hose clip Guideline Hose clip, carburetor 2.8 Nm...

  • Page 122: 18 Cleaning, Care

    18 CLEANING, CARE 18.1 Cleaning the motorcycle Note Material damage Components become damaged or destroyed if a pressure cleaner is used incorrectly. The high pressure forces water into the electrical components, connectors, throttle cables, and bearings, etc. Pressure which is too high causes malfunctions and destroys components. –...
  • Page 123 CLEANING, CARE 18 Info The heat produced causes water at inaccessible loca- tions in the engine and on the brake system to evapo- rate. – Push back the protection caps on the handlebar controls to allow water to evaporate. – After the motorcycle has cooled down, lubricate all moving parts and pivot points.

  • Page 124: 19 Storage

    92) – Store the vehicle in a dry location that is not subject to large fluctuations in temperature. Info KTM recommends jacking up the motorcycle. – Raise the motorcycle with a lift stand. ( p. 40) – Cover the motorcycle with a tarp or cover that is permeable to air.

  • Page 125: Preparing For Use After Storage

    STORAGE 19 19.2 Preparing for use after storage – Remove the motorcycle from the lift stand. ( p. 40) – Perform checks and maintenance measures when preparing for use. ( p. 21) – Take a test ride. 401059-01...

  • Page 126: 20 Troubleshooting

    20 TROUBLESHOOTING Faults Possible cause Action – Engine turns but does not start Operating error Carry out the start procedure. p. 21) – Motorcycle was out of use for a Empty the carburetor float chamber. long time and there is old fuel in the float chamber –...
  • Page 127 TROUBLESHOOTING 20 Faults Possible cause Action Engine does not speed up The carburetor is flowing over (50 SX, FACTORY EDITION) – Check/set the carburetor compo- because the float needle is nents. dirty or worn (50 SX MINI) – Check/set the carburetor compo- nents.
  • Page 128 20 TROUBLESHOOTING Faults Possible cause Action – Engine overheats Bent radiator hose Change the radiator hose. – White smoke emission (steam Damaged cylinder head or Check the cylinder head or cylinder in exhaust gas) cylinder head gasket head gasket. – Gear oil exits at the vent hose Too much gear oil added Check the gear oil level.

  • Page 129: Technical Data 21

    TECHNICAL DATA 21 21.1 Engine Design 1-cylinder 2-stroke engine, water-cooled, with reed intake Displacement 49.0 cm³ (2.99 cu in) Stroke 40 mm (1.57 in) Bore 39.5 mm (1.555 in) Crankshaft bearing 2 grooved ball bearings Conrod bearing Needle bearing Piston pin bearing Needle bearing Pistons Aluminum cast...

  • Page 130: Carburetor With Carburetor Tuning

    21 TECHNICAL DATA Screw, ignition coil 4 Nm (3 lbf ft) Loctite ® 243™ Screw, intake flange 5 Nm (3.7 lbf ft) Loctite ® 243™ Screw, pressure plate 10 Nm (7.4 lbf ft) Loctite ® 243™ Screw, water pump cover 10 Nm (7.4 lbf ft) Screw, cylinder head 18 Nm (13.3 lbf ft)

  • Page 131: Capacities

    TECHNICAL DATA 21 21.4 Capacities 21.4.1 Gear oil Gear oil 0.20 l (0.21 qt.) Gear oil (ATF Dexron 3) ( p. 135) 21.4.2 Coolant Coolant 0.7 l (0.7 qt.) Coolant ( p. 134) 21.4.3 Fuel Fuel tank capacity, approx. (50 2.3 l (2.4 qt.) Super unleaded (95 octane) mixed SX, FACTORY EDITION)

  • Page 132: Tires

    70/100 - 10 41J TT Dunlop GEOMAX MX53F Dunlop GEOMAX MX53 The tires specified represent one of the possible series production tires. Additional information is available in the Service section under: KTM.COM 21.7 Fork 21.7.1 50 SX, FACTORY EDITION Fork article number 07.18.6U.02...

  • Page 133: Sx Mini

    TECHNICAL DATA 21 21.7.2 50 SX MINI Fork article number 07.18.1U.01 Fork WP XACT 5035 Fork length 580 mm (22.83 in) Spring rate Weight of rider: 15 … 25 kg (33 … 55 lb.) 1.8 N/mm (10.3 lb/in) Weight of rider (standard): 25 … 35 kg (55 … 2.0 N/mm (11.4 lb/in) 77 lb.) Weight of rider: 35 …...

  • Page 134: Sx Mini

    21 TECHNICAL DATA 21.8.2 50 SX MINI Shock absorber article number 03.18.9T.01 Shock absorber WP XACT 5435 Rebound damping Standard 12 clicks Spring preload Standard 5 mm (0.2 in) Spring rate Weight of rider: 15 … 25 kg (33 … 55 lb.) 65 N/mm (371 lb/in) Weight of rider (standard): 25 …...
  • Page 135 TECHNICAL DATA 21 Screw, foot brake cylinder 10 Nm (7.4 lbf ft) Loctite ® 243™ Screw, fork stub 10 Nm (7.4 lbf ft) Screw, front brake disc 14 Nm (10.3 lbf ft) Loctite ® 243™ Screw, main silencer silent block 6 Nm (4.4 lbf ft) Screw, rear brake caliper M6x16...

  • Page 136: Carburetor - Adjusting 22 Substances

    22 SUBSTANCES Brake fluid DOT 4 / DOT 5.1 Standard/classification – Guideline – Use only brake fluid that complies with the specified standard (see specifications on the container) and that exhibits the corresponding properties. Recommended supplier Castrol – REACT PERFORMANCE DOT 4 MOTOREX ®...
  • Page 137 SUBSTANCES 22 Gear oil (ATF Dexron 3) Standard/classification – Dexron III (ATF Dexron 3) Guideline – Use only ATF gear oils that comply with the specified standards (see specifications on the container) and that possess the necessary properties. Recommended supplier MOTOREX ®...
  • Page 138 23 AUXILIARY SUBSTANCES Air filter cleaner Recommended supplier MOTOREX ® – Racing Bio Dirt Remover Chain cleaner Recommended supplier MOTOREX ® – Chain Clean Fuel additive Recommended supplier MOTOREX ® – Fuel Stabilizer High viscosity grease Recommended supplier ® – LGHB 2 Long-life grease Recommended supplier...
  • Page 139 AUXILIARY SUBSTANCES 23 Rubber grip adhesive (00062030051) Recommended supplier KTM AG – GRIP GLUE Special cleaner for glossy and matte paint finishes, metal and plastic surfaces Recommended supplier MOTOREX ® – Quick Cleaner Special grease (00062010053) Recommended supplier Klüber Lubrication ®...

  • Page 140: Carburetor - Adjusting The Idle

    24 STANDARDS JASO FD JASO FD is a classification for a 2-stroke engine oil that was specifically developed for the extreme demands of racing. Thanks to first-rate synthetic esters and specially designed additives, superb combustion is achieved even under extreme operating conditions. The SAE viscosity classes were defined by the Society of Automotive Engineers and are used for classifying oils according to their viscosity.

  • Page 141: List Of Abbreviations

    LIST OF ABBREVIATIONS 25 Art. no. Article number circa compare e.g. for example etc. et cetera i.a. inter alia number poss. possibly...
  • Page 142 PARENTS, YOUNGSTERS & OFF-HIGHWAY MOTORCYCLES l l : t i o f e t © r v i • I i t e s f - •...

  • Page 143: Index

    949.727.3227 with programs in rider training, operator licensing and public msf-usa.org information. The MSF is sponsored by BMW, BRP, Ducati, Harley- Davidson, Honda, Kawasaki, KTM, Piaggio, Polaris Motorcycles, Copyright 2015 Suzuki, Triumph and Yamaha. Printed: March 2015...
  • Page 144 Parents...Be Cautious Riding Off-Highway Motorcycles (OHMs) can be an enjoyable form of outdoor recreation when done properly. With preparation, practice, and parental supervision your youngster can safely develop and expand his or her riding skills. Remember, off-highway motorcycles are not toys. This manual is designed to assist you in the important task of teaching your youngster the safe and responsible use of an off-highway motorcycle.
  • Page 146 CONTENTS INTRODUCTION PART 3: Operating Procedures and Practice • Purpose of the Booklet • Important Note to Parents • Learning Area/Riding Area • Other Sources of Information • Getting Used to the Vehicle in Motion PART 1: Determining Your • Let’s Start Riding Youngster’s Readiness to Ride an Off-Highway Motorcycle PART 4: Readiness Checklist...

  • Page 147: Introduction

    INTRODUCTION Important Note To Parents Purpose of the Booklet arents, Youngsters and Off-Highway Motorcycles Once your youngster is ready to learn to ride, YOU is designed to assist you in determining if must be familiar with the motorcycle. You will be your youngster is ready to ride off-highway serving as teacher, coach, and safety supervisor motorcycles (OHMs).

  • Page 148: Other Sources Of Information

    INTRODUCTION Other Sources Of Information In addition to the information provided i n Parents, Youn g st ers and Of f -Hi g hway Motorcycles, there are other sources for obtaining safety information. The owner’s manual provides specific maintenance and operating procedures for your motorcycle.

  • Page 149: Readiness Guidelines

    DETERMINING YOUR YOUNGSTER'S READINESS PART 1 TO RIDE AN OFF-HIGHWAY MOTORCYCLE he first important decision you will have to Also make sure your youngster can comfortably make concerning your youngster and off- reach and work all the controls. For example, can highway motorcycles (OHMs) is whether your they turn the handlebars all the way to the right youngster is ready to ride.
  • Page 150 PART 1...
  • Page 151 PART 1 Additional signs of physical readiness can OHM is when they demonstrate a safety-conscious be observed in your youngster’s other play attitude and are aware of possible injury from activities. In general, a youngster should be reckless OHM operation. If the youngster has a well-coordinated, having good balance and habit of recklessness or is often involved in accidents agility.
  • Page 152 PART 1 what causes accidents and how to avoid them. In Being able to judge distance is another general, a youngster should understand that he or visual skill helpful when operating an OHM. Is she can get hurt as a result of making poor choices. your youngster able to tell how far one object is from another, or which of two objects is closer? VISUAL PERCEPTIONS...

  • Page 153: Steps For Safe And Responsible Ohm Riding

    PART 1 Steps For Safe And STEP TWO: Teach Your Youngster Safe and Responsible OHM Riding Proper Riding Techniques Teaching your youngster off-highway motorcy- Once you determine that OHM use is proper cling is a step-by-step process. It begins with safety for your youngster, it is time to prepare yourself as rules and moves to actual riding techniques.

  • Page 154: Part 2: Pre-Operating Procedures And Practice

    PRE-OPERATING PROCEDURES PART 2 AND PRACTICE Protective Gear And Clothing he nature of off-highway riding demands that your youngster wear proper protective gear. Motorcycle riders should ALWAYS wear a helmet, eye protection, gloves, long pants, a long-sleeved shirt or jacket, and over-the-ankle boots.

  • Page 155: Mounting/Dismounting

    PART 2 • Elbows bent, slightly out and away from Mounting/Dismounting the body. • Hands on the handlebars. Have your youngster wear safety gear whenever • Knees in toward the tank. getting on a motorcycle. This action will stress the •...

  • Page 156: Mastering The Controls

    PART 2 and full right. See that this can be done easily. Next have the youngster slide up and back on the seat. Mention that body movement is important. Body movement and shifting weight help to control the motorcycle. (Go through these control exercises with the motorcycle’s engine OFF.) Mastering The Controls Show your youngster how to use each control...
  • Page 157 PART 2 BRAKES move the throttle to various positions. Practice turning the handlebars and using the throttle at Most small off-highway motorcycles have a the same time. hand lever on the right handlebar which operates the front brake. Most also have a foot pedal on ENGINE STOP SWITCH the right side to operate the rear brake.
  • Page 158 PART 2 Have your youngster practice shifting with the SPEED LIMITERS engine off. The shift lever, clutch lever (if equiped), (supervisor control feature) and throttle control work together to move the Some models come equipped with a removable motorcycle. When shifting to first gear from neutral exhaust restrictor, or another feature which reduces the throttle is closed, the clutch lever is squeezed, maximum speed.

  • Page 159: Learning Activities

    PART 2 Down Learning Activities 6. The place on which you keep your feet when riding. Here are some activities that your youngster can 7. Protective gear for the feet and ankles. use to help learn about motorcycle parts and controls CROSSWORD PUZZLE Here is a crossword puzzle for your youngster to complete.
  • Page 160 PART 2 NAME THE MOTORCYCLE PARTS (Typical) Have your youngster write the number of the motorcycle part or control on the correct line for the diagrams shown. (Answer Guide on Page 42) Clutch lever Choke or Starter (kick) Hand brake lever enrichening device Electric starter (if equipped) Foot brake lever or pedal...
  • Page 161 PART 2 2. Have your youngster show you how the controls LOCATING THE CONTROLS GAME work. Be sure he or she understands the proper Now that you have shown your youngster the operation of each control. Skilled use of these controls, it is your youngster’s turn to show you.
  • Page 162 PART 2 5. Is your youngster wearing the proper protective PRE-RIDE CHECK gear? Is the mounting procedure correct? Before you continue: 6. Has your youngster learned to locate the motor- 1. Have you determined your youngster’s readiness cycle controls without looking at them? Does he to ride an OHM? Do not let your youngster ride or she know how to operate them smoothly? if you have any doubt.

  • Page 163: Part 3: Operating Procedures And Practice

    OPERATING PROCEDURES PART 3 AND PRACTICE arefully observe your youngster’s first use of that all off-highway motorcycle users under the motorcycle. Observe his or her readiness your supervision get proper riding instructions. to ride. Only permit your youngster to continue Stress that an OHM is not a toy.
  • Page 164 PART 3...

  • Page 165: Getting Used To The Vehicle In Motion

    PART 3 a later exercise. Explain that opening the throttle Getting Used To The will increase speed and that closing the throttle Vehicle In Motion will decrease speed. Releasing the throttle and applying the brakes will slow the motorcycle. Ask GETTING THE FEEL OF THE BRAKES your youngster to tell you how throttle control and braking affect the motorcycles speed.
  • Page 166 PART 3 allow smooth shifting. Remind the youngster that the throttle should be closed when shifting gears. Practice this exercise several times until the skill is developed. GETTING THE FEEL OF TURNING With the vehicle stopped and the engine OFF, have your youngster practice the proper turning technique: 1.
  • Page 167 PART 3 BEING PREPARED FOR RIDING PRACTICE Be sure to observe all the safety precautions covered in the Introduction and Parts 1 and 2. Double check that the riding area is free from FUEL hazards. Your youngster should wear all the proper Put to "on"...

  • Page 168: Let's Start Riding

    PART 3 Let's Start Riding Walk next to the motorcycle when your young- ster first starts riding. You can also let the beginner ride back and forth between you and another adult. Help your youngster with the turns as he or she practices throttle control and braking.
  • Page 169 PART 3 However, riding too slowly will make balance Have your youngster practice turning in both more difficult. Both brakes should be used together directions at slow speeds. Allow enough room to for smooth stops. The left foot should be placed on make a wide turn.
  • Page 170 PART 3...

  • Page 171: Part 4: Readiness Checklist

    PART 4 READINESS CHECKLIST his Readiness Checklist is provided to help The best way to utilize the Readiness Checklist is you determine your youngster’s readiness to to read the particular ability, consider the answers to learn to safely operate and control an OHM. There the questions for that ability, and check those abilities is a significant amount of judgment needed in that you determine are present in your youngster.

  • Page 172: Visual Perception/Motor/Development

    PART 4 VISUAL PERCEPTION/MOTOR DEVELOPMENT Ability Points to Evaluate ✓ 1. Youngster can see with Can youngster see letters and numbers at least as well sufficient clarity. as you? Can youngster distinguish colors? Has youngster demonstrated adequate vision in other activities (riding bicycles, running, sports, or other recreational activities)? 2.
  • Page 173 PART 4 Ability Points to Evaluate ✓ 5. Youngster can state the distances of Can youngster tell how many feet or yards it is from the house objects in terms of feet, yard, miles. to the road? Can youngster tell how wide a hallway is, or the width of a room? 6.
  • Page 174 PART 4 Ability Points to Evaluate ✓ Can youngster describe what may cause injury when doing such things as running, swimming, bicycling, riding in a car? 10. Youngster can concentrate on more Can youngster pick out or describe several items within than one element at a time in solving a picture? a puzzle or problem.

  • Page 175: Physical Development

    PART 4 PHYSICAL DEVELOPMENT Ability Points to Evaluate ✓ 1. Youngster can sit comfortably on the Can youngster place his or her feet firmly on the footpegs? motorcycle and reach the controls easily. Do the youngster’s fingers reach comfortably around the handlebars and control levers? How about with the handlebars turned? How about in different seating positions? Can youngster stand (with knees slightly bent) and have a few...
  • Page 176 PART 4 Ability Points to Evaluate ✓ 3. Youngster is sufficiently coordinated. Can youngster walk a “balance beam” (2" x 4" x 8') flat on floor? Can youngster ride a bicycle, rollerskate or skateboard safely? Can youngster walk on tiptoes for 10 feet? Can youngster jump rope? Can youngster catch a ball with hands rather than with arms?

  • Page 177: Social/Emotional Development

    PART 4 SOCIAL/EMOTIONAL DEVELOPMENT Ability Points to Evaluate ✓ 1. Youngster can understand and Does youngster follow rules established at home? follow rules. Do teachers say that the youngster follows rules? Does youngster listen and respond to adult supervision? Does youngster comprehend the importance and seriousness of having rules and regulations? 2.
  • Page 178 PART 4 Ability Points to Evaluate ✓ 4. Youngster understands other Does youngster recognize unsafe actions of youngsters may be permitted to do other youngsters? what he/she may not be allowed to. Does youngster appreciate being safer than others? Does youngster accept rules that are more stringent than what other youngsters have to follow? 5.

  • Page 179: Reasoning And Decision-Making Ability

    PART 4 REASONING AND DECISION-MAKING ABILITY Ability Points to Evaluate ✓ 1. Youngster comprehends that Can youngster describe how and why a person received interaction with others and things can physical injury or pain? result in injury. Does youngster notice impending accidents or potential injury-producing events, such as in sports activities or bicycle riding? Can youngster explain why it takes distance to stop?
  • Page 180 PART 4 Ability Points to Evaluate ✓ 3. Youngster understands that rules are Can youngster explain the reason for rules at home made to reduce injury and provide or school? long-term enjoyment. Does youngster understand the value of prevention? Of wearing protective gear? Can youngster recognize that not following rules can eliminate future fun and enjoyment? 4.
  • Page 181 FINAL NOTE TO PARENTS e hope this booklet has helped you should ride on flat areas, gentle hills, and gradual and your youngster take a “safety first” slopes. Be sure that your youngster rides slowly approach to off-highway motorcycle riding. All off- over unfamiliar terrain to locate and avoid bumps, highway motorcycle riders must use good judgment holes, and other possible hazards.

  • Page 182: Glossary

    GLOSSARY OHM TERMS BRAKES - The parts of a motorcycle which allow the EXHAUST - Leftover gases from the combustion operator to slow down or stop the machine. process that come out of the tailpipe when the motorcycle engine is running. Exhaust contains deadly BRAKE LEVER - The hand brake located on carbon monoxide gases.
  • Page 183 GLOSSARY READING THE TERRAIN - Looking well ahead HANDLEBAR - The metal bar attached to the front while riding, anticipating hazards. end of the motorcycle that turns the front wheel for steering. Many of the controls for the motorcycle are SHIFT LEVER - On those motorcycles equipped with located on the handlebar.

  • Page 184: Answers

    ANSWERS CROSSWORD PUZZLE —...
  • Page 185 ANSWERS NAME THE MOTORCYCLE PARTS (Typical) Clutch lever Choke or Starter (kick) Hand brake lever enrichening device Electric starter (if equipped) Foot brake lever or pedal Engine stop switch Throttle Gas cap/tank vent...
  • Page 186 NOTES...
  • Page 187 NOTES...
  • Page 189 For the rider training location nearest you, call: (877) 288-7093 dirtbikeschool.com © 2015 Motorcycle Safety Foundation, Inc. 2 Jenner, Suite 150 • Irvine, CA 92618 (949) 727-3227 • msf-usa.org PN MSPU3444NC00...
  • Page 190 INDEX Cleaning ......120-121 INDEX Clutch Accessories ......9 adjusting .
  • Page 191 INDEX removing ......53 Motorcycle cleaning ......120 Front wheel lift stand, raising with .
  • Page 192 INDEX Service ....... 9 Service hour counter ..... 17 Vehicle identification number .
  • Page 193 *3214406en* 3214406en 03/2021 KTM Sportmotorcycle GmbH 5230 Mattighofen/Austria Photo: Mitterbauer/KISKA/KTM KTM.COM...

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