TABLE OF CONTENTS TABLE OF CONTENTS Installing the lower triple clamp ......... 31 MEANS OF REPRESENTATION ..........4 Checking play of steering head bearing ......33 IMPORTANT INFORMATION ..........5 VIEW OF VEHICLE............... 7 Adjusting play of steering head bearing .......
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TABLE OF CONTENTS Checking the tire condition..........60 Checking tire air pressure ..........60 Checking spoke tension..........60 COOLING SYSTEM ............62 Cooling system .............. 62 Checking the antifreeze and coolant level ......62 Checking the coolant level..........63 Draining the coolant ..........
All work marked with this symbol requires specialist knowledge and technical understanding. In the interest of the safety of your child, have these jobs done in an authorized KTM workshop! There, your motorcycle will be serviced optimally by specially trained experts using the specialist tools required.
Warranty The work prescribed in the service schedule must be carried out in an authorized KTM workshop only and confirmed in the customer's service record and in the KTM dealer.net since otherwise no warranty claims will be honored. No warranty claims can be honored for damage resulting from manipulations and/or alterations to the vehicle.
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IMPORTANT INFORMATION Environment Motorcycling is a wonderful sport and we naturally hope that you and your child will be able to enjoy it to the fullest. However, it is a potential problem for the environment and can lead to conflicts with other persons. But if you use your motorcycle responsibly, you can ensure that such problems and conflicts do not have to occur.
VIEW OF VEHICLE View of the vehicle from the left front (example) B00257-10 Hand brake lever Clutch lever Quick release for seat lock Front brake caliper Fuel tap Choke lever Shift lever Footrest Shock absorber rebound adjustment...
VIEW OF VEHICLE View of the vehicle from the right rear (example) B00256-10 Filler cap Kill switch Throttle grip Chassis number Rear brake caliper Level viewer for brake fluid, rear Shock absorber compression adjustment Foot brake lever Kickstarter...
SERIAL NUMBERS Chassis number The chassis number is stamped on right of the steering head. 700390-01 Engine number The engine number is stamped on the left side of the engine under the engine sprocket. 700391-01 Shock absorber part number The shock absorber part number is stamped on the top of the shock absorber above ...
CONTROLS Clutch lever The clutch lever is fitted on the left side of the handlebar. The clutch is hydraulically operated and self-adjusting. 700393-10 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.
CONTROLS Closing filler cap – Replace the filler cap and turn clockwise until the release button locks in place. Info Run the fuel tank breather hose without kinks. 700397-01 Fuel tap Fuel tap is on the left of the fuel tank. ...
CONTROLS The gear positions can be seen in the photograph. The neutral or idle position is between the first and second gears. 700399-01 Foot brake lever 5.11 Foot brake lever is located in front of the right footrest. The foot brake lever is used to activate the rear brake.
When using your motorcycle, remember that others may feel disturbed by excessive noise. – Make sure that the pre-delivery inspection work has been carried out by an authorized KTM workshop. You receive a delivery certificate and the service record at vehicle handover.
PUTTING INTO OPERATION – Accustom your child to the handling of the motorcycle on suitable terrain, preferably on a large open meadow. Info To give your child a feel for the brake, you should push your child at first. Do not start the engine until your child is able to apply the necessary brake pressure.
RIDING INSTRUCTIONS Checks and maintenance measures when preparing for use Info Before each use, check the condition of the vehicle and its operating safety. The vehicle must be in perfect technical condition when it is being operated. – Check the gear oil level. ( p.
Do not change into a low gear at high engine speed. The engine races and the rear wheel can lock up. Info If you hear unusual noises while riding, stop immediately, switch off the engine and contact an authorized KTM workshop. First gear is used for starting off or for steep inclines.
RIDING INSTRUCTIONS Stopping, parking Warning Risk of misappropriation Usage by unauthorized persons. – Never leave the vehicle while the engine is running. Secure the vehicle against use by unauthorized persons. Warning Danger of burns Some vehicle components get very hot when the vehicle is in use. –...
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RIDING INSTRUCTIONS – Close the filler cap. ( p. 11)
SERVICE SCHEDULE Service schedule S20A S40A S80A • • Change the gear oil. p. 67) Check the gear oil level. ( p. 67) • • • Check the front brake linings. ( p. 50) • • • Check the rear brake linings. ( p.
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• Final inspection: check the vehicle for operating safety and take a test ride. • • • Create a service entry in the KTM DEALER.NET and in the service record. • • • S20A: Every 20 operating hours S40A: Every 40 operating hours...
Adjusting the compression damping of the shock absorber Caution Danger of accidents Disassembly of pressurized parts can lead to injury. – The shock absorber is filled with high density nitrogen. Adhere to the description provided. (Your authorized KTM workshop will be glad to help.) – Turn adjusting knob counterclockwise all the way.
Adjusting the rebound damping of the shock absorber Caution Danger of accidents Disassembly of pressurized parts can lead to injury. – The shock absorber is filled with high density nitrogen. Adhere to the description provided. (Your authorized KTM workshop will be glad to help.) – Turn adjusting screw clockwise to the last perceptible click.
Adjusting the spring preload of the shock absorber Caution Danger of accidents Disassembly of pressurized parts can lead to injury. – The shock absorber is filled with high density nitrogen. Adhere to the description provided. (Your authorized KTM workshop will be glad to help.) – Remove shock absorber.
TUNING THE CHASSIS Adjusting the riding sag – Remove shock absorber. p. 34) – After removing the shock absorber, clean it thoroughly. – Choose and mount a suitable spring. Guideline Spring rate Weight of rider: < 35 kg (< 77 lb.) 35 N/mm (200 lb/in) Weight of rider: 35…...
TUNING THE CHASSIS – Position the handlebar clamp. Mount and evenly tighten the four screws Guideline Screw, handlebar clamp 20 Nm (14.8 lbf ft) Info Make sure the gap width is even. Vehicle level 9.12 Warning Danger of accidents Modifications to the suspension settings can seriously alter the vehicle's ride behavior.
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TUNING THE CHASSIS – Tighten screws Guideline Screw, bottom triple clamp 25 Nm (18.4 lbf ft) – Repeat the adjustment on the other fork leg. Info The setting of the vehicle level via the fork legs must be identical on both fork legs.
MAINTENANCE WORK ON THE CHASSIS Raising the motorcycle with a lift stand 10.1 Note Danger of damage The parked vehicle may roll away or fall over. – Always place the vehicle on a firm and even surface. – Raise the motorcycle at the frame underneath the engine. Lift stand (59229055000) The tires should no longer be in contact with the ground.
MAINTENANCE WORK ON THE CHASSIS Warning Danger of accidents Reduced braking efficiency due to oil or grease on the brake discs. – Always keep the brake discs free of oil and grease, and clean them with brake cleaner when necessary. – Clean and oil the dust boots and inner fork tube of both fork legs.
MAINTENANCE WORK ON THE CHASSIS – Adjust the fork overhang. Guideline Upper triple clamp flush with end of outer tube Upper triple clamp flush with 1st ring Standard Upper triple clamp flush with 2nd ring Upper triple clamp flush with 3rd ring ...
MAINTENANCE WORK ON THE CHASSIS Installing the fork protector 10.8 – Position the fork protection on the right fork leg. Mount and tighten screws Guideline Remaining screws, chassis 10 Nm (7.4 lbf ft) 700432-10 – Position the fork protection on the left fork leg. Mount and tighten screws ...
MAINTENANCE WORK ON THE CHASSIS Installing the lower triple clamp 10.10 – Clean the bearing and sealing elements, check for damage, and grease. High viscosity grease ( p. 84) – Insert the lower triple clamp with the steering stem. Mount the upper steering head bearing.
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MAINTENANCE WORK ON THE CHASSIS – Tighten screws Guideline Screw, bottom triple clamp 25 Nm (18.4 lbf ft) B00395-10 – Tighten screw Guideline Nut, steering stem M20x1.5 10 Nm (7.4 lbf ft) – Position the fuel tank breather. B00397-10 –...
Danger of accidents Unstable vehicle handling from incorrect steering head bearing play. – Adjust the steering head bearing play without delay. (Your authorized KTM workshop will be glad to help.) Info If the bike is ridden for a longer time with play in the steering head bearing, the bearing and the bearing seats in the frame can be damaged after time.
MAINTENANCE WORK ON THE CHASSIS Removing the shock absorber 10.14 – Raise the motorcycle with a lift stand. ( p. 27) – Remove screw and lower the rear wheel with the swingarm as far as possible without blocking the rear wheel. Fix the rear wheel in this position. –...
MAINTENANCE WORK ON THE CHASSIS Dismounting the front fender 10.18 – Remove screws . Remove the front fender. 700414-10 Installing the front fender 10.19 – Position the fender with holding lugs into the drill holes on the start number ...
MAINTENANCE WORK ON THE CHASSIS – Close quick release 300633-11 Removing the air filter 10.22 Note Engine failure Unfiltered intake air has a negative effect on the service life of the engine. – Never ride the vehicle without an air filter since dust and dirt can get into the engine and result in increased wear. Warning Environmental hazard Hazardous substances cause environmental damage.
MAINTENANCE WORK ON THE CHASSIS Cleaning air filter 10.24 Warning Environmental hazard Hazardous substances cause environmental damage. – Oil, grease, filters, fuel, cleaners, brake fluid, etc., should be disposed of as stipulated in applicable regulations. Info Do not clean the air filter with fuel or petroleum since these substances attack the foam. –...
MAINTENANCE WORK ON THE CHASSIS – Mount and tighten screw Guideline Remaining screws, chassis 10 Nm (7.4 lbf ft) 700442-10 Changing the glass fiber yarn filling of the main silencer 10.27 Warning Danger of burns The exhaust system gets very hot when the vehicle is driven. –...
MAINTENANCE WORK ON THE CHASSIS – Remove screw 300626-10 – Remove screws 300627-10 – Pull off fuel hose Info Remaining fuel may run out of the fuel hose. – Pull both spoilers off of the side of the radiator bracket and lift off the fuel tank. 300628-10 Installing the fuel tank 10.29...
MAINTENANCE WORK ON THE CHASSIS – Mount and tighten screws Guideline Remaining screws, chassis 10 Nm (7.4 lbf ft) 300627-10 – Mount and tighten screw Guideline Remaining screws, chassis 10 Nm (7.4 lbf ft) – Position the fuel tank breather. –...
MAINTENANCE WORK ON THE CHASSIS Checking chain dirt 10.32 – Check the chain for coarse dirt accumulation. » If the chain is very dirty: – Clean the chain. ( p. 41) 400678-01 Cleaning the chain 10.33 Warning Danger of accidents Oil or grease on the tires reduces their grip. –...
MAINTENANCE WORK ON THE CHASSIS – Push the chain at the end of the chain sliding component upward to measure the chain tension Info The upper chain section must be taut. Because chain wear is not always even, repeat this measurement at differ- ent chain positions.
MAINTENANCE WORK ON THE CHASSIS Checking the chain, rear sprocket, engine sprocket and chain guide 10.36 – Raise the motorcycle with a lift stand. ( p. 27) – Remove the chain guard. ( p. 40) – Check the rear sprocket and engine sprocket for wear. »...
MAINTENANCE WORK ON THE CHASSIS – Check the chain sliding piece for wear. » If the lower bolt edge of the chain is in line with or below the chain sliding piece: – Change the chain sliding piece. – Check the chain sliding piece for tightness. »...
MAINTENANCE WORK ON THE CHASSIS » If the chain tension does not meet specifications: – Adjust the chain tension when installing the rear wheel. ( p. 45) Adjusting chain tension - after checking 10.38 – Loosen nut – Loosen nuts ...
MAINTENANCE WORK ON THE CHASSIS Checking the throttle cable routing 10.41 – Dismount the fuel tank. p. 38) – Check the throttle cable routing. The throttle cable must be routed to the carburetor behind the handlebars above the tank bearing. »...
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MAINTENANCE WORK ON THE CHASSIS – Move the clutch fluid reservoir mounted on the handlebar to a horizontal position. – Remove screws – Remove cover with diaphragm 700419-01 – Fill bleeding syringe with the appropriate hydraulic fluid. ...
Danger of accidents Reduced braking efficiency due to worn brake disc(s). – Change the worn brake disc(s) without delay. (Your authorized KTM workshop will be glad to help.) – Check the thickness of the front and rear brake discs at several places on the disc to see if it conforms to measurement ...
Warning Danger of accidents Reduced braking effect caused by old brake fluid. – Change the brake fluid of the front and rear brake according to the service schedule. (Your authorized KTM workshop will be glad to help.) Warning Environmental hazard Hazardous substances cause environmental damage.
Warning Danger of accidents Reduced braking effect caused by old brake fluid. – Change the brake fluid of the front and rear brake according to the service schedule. (Your authorized KTM workshop will be glad to help.) Warning Environmental hazard Hazardous substances cause environmental damage.
Brake linings available from accessory suppliers are often not tested and approved for use on KTM vehicles. The construc- tion and friction factor of the brake linings and therefore the brake power can differ considerably from the original KTM brake linings. If brake linings are used that differ from the originals, there is no guarantee that they comply with the origi- nal license.
Warning Danger of accidents Reduced braking effect caused by old brake fluid. – Change the brake fluid of the front and rear brake according to the service schedule. (Your authorized KTM workshop will be glad to help.) Warning Environmental hazard Hazardous substances cause environmental damage.
BRAKES – Attach spring Adjusting the free travel of the foot brake lever 11.11 Warning Danger of accidents Brake system failure. – If there is no free travel on the foot brake lever, pressure builds up on the rear brake circuit. The rear brake can fail due to overheating.
Warning Danger of accidents Reduced braking effect caused by old brake fluid. – Change the brake fluid of the front and rear brake according to the service schedule. (Your authorized KTM workshop will be glad to help.) – Stand the vehicle upright.
Removing rear brake linings 11.16 Warning Danger of accident Brake system failure. – Maintenance work and repairs must be carried out professionally. (Your authorized KTM workshop will be glad to help.) – Remove the rear wheel. p. 59) – Remove lock washer ...
Brake linings available from accessory suppliers are often not tested and approved for use on KTM vehicles. The construc- tion and friction factor of the brake linings and therefore the brake power can differ considerably from the original KTM brake linings. If brake linings are used that differ from the originals, there is no guarantee that they comply with the origi- nal license.
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BRAKES – Remove the rear brake linings. p. 55) – Remove screws – Take off cover with washer and membrane – Press the brake piston back to its basic position and make sure that no brake fluid overflows from the brake fluid reservoir.
WHEELS, TIRES Removing the front wheel 12.1 – Raise the motorcycle with a lift stand. ( p. 27) – Remove screw 700436-01 – Loosen screw – Hold the front wheel and pull out wheel spindle . Take the front wheel out of the ...
WHEELS, TIRES Removing the rear wheel 12.3 – Raise the motorcycle with a lift stand. ( p. 27) – Remove the chain guard. ( p. 40) – Remove nut – Remove washer and chain adjuster 700439-01 – Withdraw the wheel spindle only enough to allow the rear wheel to be pushed ...
Danger of accidents Instable handling due to incorrect spoke tension. – Ensure that the spoke tension is correct. (Your authorized KTM workshop will be glad to help.) Info A loose spoke can cause wheel imbalance, which leads to more loose spokes in a short time.
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WHEELS, TIRES – Briefly strike each spoke with the blade of a screwdriver. Info The frequency of the tone depends on the spoke length and diameter. If you hear different tone frequencies from spokes of the same length and thickness, this is an indication that the spoke tension differs. You should hear a high note.
COOLING SYSTEM Cooling system 13.1 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 ...
COOLING SYSTEM Checking the coolant level 13.3 Warning Danger of scalding During motorcycle operation, the coolant gets very hot and is under pressure. – Do not remove the radiator cap, radiator hoses or other cooling system components when the engine is hot. Allow the engine and cooling system to cool down.
COOLING SYSTEM Refilling coolant 13.5 Warning Danger of poisoning Coolant is poisonous and a health hazard. – Avoid contact between coolant and skin, eyes and clothing. If it gets into your eyes, rinse immediately with water and con- tact a doctor. Wash affected skin areas immediately with soap and water. If coolant is swallowed, contact a doctor immedi- ately.
TUNING THE ENGINE Checking the play in the throttle cable 14.1 – Move the handlebar to the straight-ahead position. – Push back bellows – Pull back the throttle cable casing until you sense a resistance. – Now check throttle cable play ...
TUNING THE ENGINE – Turn idle air adjusting screw slowly in a clockwise direction until the idle speed begins to fall. – Note the position and turn the idle air adjusting screw slowly counterclockwise until the idle speed falls again. –...
MAINTENANCE WORK ON THE ENGINE Checking the gear oil level 15.1 Info The gear oil level must be checked when the engine is cold. – Stand the motorcycle upright on a horizontal surface. – Remove gear oil level check screw ...
MAINTENANCE WORK ON THE ENGINE – Place a suitable container under the engine. – Remove gear oil drain plug with magnet. – Completely drain the gear oil. – Thoroughly clean gear oil drain plug with magnet. – Clean the sealing area on the engine. –...
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MAINTENANCE WORK ON THE ENGINE Danger Danger of poisoning Exhaust gases are poisonous and inhaling them may result in unconsciousness and/or death. – When running the engine, always make sure there is sufficient ventila- tion, and do not start or run the engine in an enclosed space without an effective exhaust extraction system.
CLEANING, CARE Cleaning motorcycle 16.1 Note Material damage Damage and destruction of components by high-pressure cleaning equipment. – Never clean the vehicle with high-pressure cleaning equipment or a strong water-jet. The excessive pressure can penetrate electri- cal components, socket connects, throttle cables, and bearings, etc., and can damage or destroy these parts. Warning Environmental hazard Hazardous substances cause environmental damage.
Check the tire air pressure. ( p. 60) – Store the vehicle in a dry location that is not subject to large fluctuations in temperature. Info KTM recommends raising the motorcycle. – Raise the motorcycle with a lift stand. ( p. 27) –...
TROUBLESHOOTING Faults Possible cause Action – Engine turns but does not start Operating error Go through the steps of starting the engine. p. 15) – Motorcycle was out of use for a long Empty the carburetor float chamber. time and there is old fuel in the float p.
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TROUBLESHOOTING Faults Possible cause Action – Engine overheats Foam formation in cooling system Drain the coolant. p. 63) – Refill the coolant. p. 64) – Damaged cylinder head or cylinder Check the cylinder head or cylinder head gas- head gasket ket.
TECHNICAL DATA - CARBURETOR Basic setting 21.1 Carburetor type MIKUNI TM 24 Needle position 2nd position from top Idle air adjusting screw Open 3.5 turns Main jet Jet needle 5IPL43 Idling jet Needle jet Q-O (454) Throttle slide Carburetor configuration 21.2 100810-01 M/FT ASL...
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TECHNICAL DATA - CARBURETOR Needle position from above Main jet The carburetor configuration depends on the ambient and operating conditions. Info Does not apply to sand surfaces! Additional information can be obtained from your authorized KTM workshop.
Pirelli SCORPION MX Mid Soft 32 NHS Pirelli SCORPION MX Mid Soft 32 NHS Additional information is available in the Service section under: http://www.ktm.com Fuel tank capacity, approx. 3.5 l (3.7 qt.) Super unleaded gasoline, mixed with 2-stroke engine oil (1:60)
TECHNICAL DATA - FORK Fork part number 46201000033 Fork Marzocchi Upside down Compression damping Standard 10 clicks Rebound damping Standard 10 clicks Spring rate 3.4 N/mm (19.4 lb/in) Air chamber length 100±2.5 mm (3.94±0.098 in) Fork length 735 mm (28.94 in)
2-stroke engine oil According to – JASO FC ( p. 86) Guideline – ® Only use high quality 2-stroke engine oil of a well-known brand. KTM recommends Motorex products. Fully synthetic Supplier ® Motorex – Cross Power 2T Brake fluid DOT 4 / DOT 5.1 According to –...
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SUBSTANCES Shock absorber oil (SAE 2,5) (50180342S1) According to – SAE ( p. 86) (SAE 2,5) Guideline – Use only oils that comply with the specified standards (see specifications on the container) and that possess the corresponding properties. Super unleaded gasoline, mixed with 2-stroke engine oil (1:60) According to –...
STANDARDS JASO FC JASO FC 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. JASO T903 MA Different technical development directions required a new specification for 4-stroke motorcycles –...
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