Table of Contents

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OWNER'S MANUAL
2017
450 SX‑F
450 XC-F
450 SX‑F Factory Edition
Art. no. 3213476en

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Table of Contents
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Summary of Contents for KTM 450 SX-F 2017

  • Page 1 OWNER'S MANUAL 2017 450 SX‑F 450 XC-F 450 SX‑F Factory Edition Art. no. 3213476en...
  • Page 3 KTM accepts no liability for delivery options, devi- ations from illustrations and descriptions, misprints, and other errors.
  • Page 4: Table Of Contents

    TABLE OF CONTENTS RIDING INSTRUCTIONS..........22 TABLE OF CONTENTS MEANS OF REPRESENTATION ........4 Checks and maintenance measures when Symbols used ........... 4 preparing for use..........22 Formats used............ 4 Starting............22 SAFETY ADVICE............5 Activating Launch Control ........ 23 Use definition - intended use ......
  • Page 5 TABLE OF CONTENTS 11.22 Removing the air filter box cover ...... 50 15.3 Checking the coolant level ....... 86 11.23 Installing the air filter box cover ....... 51 15.4 Draining the coolant ........86 11.24 Removing the air filter ......... 52 15.5 Refilling coolant ..........
  • Page 6: Means Of Representation

    All work marked with this symbol requires specialist knowledge and technical understanding. In the interest of your own safety, have these jobs performed by an authorized KTM workshop. There, your motorcycle will be opti- mally cared for by specially trained experts using the specialist tools required.
  • Page 7: Safety Advice

    Use definition - intended use (All SX‑F standard models, SX‑F Factory Edition) KTM sport motorcycles are designed and built to withstand the normal stresses and strains of competitive use. The motorcycles comply with currently valid regulations and categories of the top international motorsport organizations.
  • Page 8: Safe Operation

    – Always wear protective clothing that is in good condition and meets the legal regulations. In the interest of your own safety, KTM recommends that you only operate the vehicle while wearing protective clothing. Work rules Special tools are necessary for certain tasks. The tools are not contained in the vehicle but can be ordered under the number in paren- theses.
  • Page 9: Owner's Manual

    Keep the Owner's Manual in an accessible place to enable you to refer to it as needed. If you would like to know more about the vehicle or have questions on the material you read, please contact an authorized KTM dealer.
  • Page 10: Important Notes

    Manufacturer and implied warranty The work specified in the service schedule may only be performed in an authorized KTM workshop and must be recorded in both the Service & Warranty Booklet and in KTM Dealer.net, otherwise any warranty coverage will become void. Damage or secondary damage caused by tampering with and/or conversions on the vehicle are not covered by the warranty.
  • Page 11: View Of Vehicle

    VIEW OF VEHICLE View of vehicle, front left (example) V00320-10 Clutch lever ( p. 12) Filler cap Air filter box cover Chain guide Engine number ( p. 11) Shift lever ( p. 15)
  • Page 12: View Of Vehicle, Rear Right (Example)

    VIEW OF VEHICLE View of vehicle, rear right (example) V00321-10 Combination switch ( p. 13) Kill switch ( p. 12) Electric starter button ( p. 12) Hand brake lever ( p. 12) Foot brake lever ( p. 16) Idle speed adjusting screw ( p.
  • Page 13: Serial Numbers

    SERIAL NUMBERS Chassis number The chassis number is stamped on the right side of the steering head. 401945-10 Type label The type label is fixed to the front of the steering head. 401946-10 Engine number The engine number is stamped on the left side of the engine under the engine sprocket.
  • Page 14: Controls

    CONTROLS Clutch lever The clutch lever is fitted on the left side of the handlebar. The clutch is hydraulically operated and self-adjusting. S01192-10 Hand brake lever Hand brake lever is fitted on the right side of the handlebar. The front brake is engaged using the hand brake lever. S01193-10 Throttle grip The throttle grip...
  • Page 15: Combination Switch

    CONTROLS Combination switch The combination switch is fitted on the left side of the handlebar. Possible states STANDARD – STANDARD mapping is activated when LED 1 lights up. STANDARD with TC – STANDARD mapping with traction control is acti- vated when LED 1 and TC light up. ADVANCED –...
  • Page 16: Closing The Filler Cap

    CONTROLS 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 17: Cold Start Button

    CONTROLS 6.11 Cold start button Cold start button is fitted on the bottom of the throttle valve body. The injection system extends the injection time if the engine is cold and the outside temperature is low. To help the engine burn the increased amount of fuel, it must be supplied with additional oxygen by pushing the cold start button.
  • Page 18: Foot Brake Lever

    CONTROLS (SX‑F EU) The gear positions can be seen in the figure. The neutral or idle position is between the first and second gears. 401950-14 (All US models) The gear positions can be seen in the figure. The neutral or idle position is between the first and second gears. 401950-13 6.14 Foot brake lever...
  • Page 19 CONTROLS The side stand is used to park the motorcycle. Info When you are riding, side stand must be folded up and secured with rubber band 401944-10...
  • Page 20: Preparing For Use

    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 and Warranty Booklet at vehicle handover.
  • Page 21: Running In The Engine

    PREPARING FOR USE – Try also to ride as slowly as possible and in a standing position to get a better feeling for the motorcycle. – Do not make any off-road trips that exceed your ability and experience. – Hold the handlebar firmly with both hands and keep your feet on the footrests when riding. (All SX‑F standard models, SX‑F Factory Edition) –...
  • Page 22: Preparing For Rides On Dry Sand

    – Fit a dust cover on the air filter. Dust protection device for air filter (79006920000) Info See the KTM PowerParts fitting instructions. 102136-01 – Fit a sand cover on the air filter. Sand protection device for air filter (79006922000) Info See the KTM PowerParts fitting instructions.
  • Page 23: Preparing For Rides On Wet And Muddy Surfaces

    Preparing for rides on wet and muddy surfaces – Fit a waterproofing device on the air filter. Waterproofing device for air filter (79006921000) Info See the KTM PowerParts fitting instructions. 102137-01 – Fit the steel sprocket. – Clean the motorcycle. ( p.
  • Page 24: Riding Instructions

    RIDING INSTRUCTIONS 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 25: Activating Launch Control

    RIDING INSTRUCTIONS (XC‑F US) – Take the motorcycle off side stand and secure the side stand with rubber band – Shift the transmission to idle. Condition Ambient temperature: < 20 °C (< 68 °F) – Push the cold start button in all the way. 401944-10 –...
  • Page 26: Starting Off

    Danger of accidents A spongy pressure point on the front or rear brake reduces braking efficiency. – Check the brake system and do not 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 27: Stopping, Parking

    RIDING INSTRUCTIONS – Braking should always be completed before you go into a bend. Change down to a lower gear appropriate to your road speed. – On long downhill stretches, use the braking effect of the engine. Change down one or two gears, but do not overstress the engine. In this way, you have to apply the brakes far less frequently and the brake system does not overheat.
  • Page 28: Refueling

    In some countries and regions, the available fuel quality and cleanliness may not be sufficient. This will result in problems with the fuel system. – Refuel only with clean fuel that meets the specified standards. (Your authorized KTM workshop will be glad to help.) Warning Environmental hazard Improper handling of fuel is a danger to the environment.
  • Page 29: Service Schedule

    Final check: Check the vehicle for safe operation and take a test ride. ○ ● ● ● Read out the fault memory using the KTM diagnostics tool after a test ride. ○ ● ● ● Make the service entry in the KTM Dealer.net and in the Service and Warranty Booklet.
  • Page 30: Recommended Work

    SERVICE SCHEDULE ○ One-time interval ● Periodic interval Recommended work Annually Every 100 operating hours Every 50 operating hours Every 40 operating hours Once after 20 operating hours Once after 10 operating hours ● Change the front brake fluid. ● Change the rear brake fluid.
  • Page 31: Tuning The Chassis

    For optimal motorcycle riding characteristics and to avoid damage to forks, shock absorbers, swingarm and frame, the basic settings of the suspension components must match the rider's weight. – As delivered, KTM offroad motorcycles are adjusted for an average rider's weight (with full protective clothing). Guideline Standard rider weight 75…...
  • Page 32: Adjusting The Low-Speed Compression Damping Of The Shock Absorber

    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 setting can be seen in slow to normal compression of the shock absorber.
  • Page 33: Adjusting The Rebound Damping Of The Shock Absorber

    Risk of injury Parts of the shock absorber will fly off if the shock absorber is disassembled incorrectly. The shock absorber is filled with highly compressed nitrogen. – Please follow the description provided. (Your authorized KTM workshop will be glad to help.) – Turn adjusting screw clockwise up to the last perceptible click.
  • Page 34: Measuring Rear Wheel Sag Unloaded

    TUNING THE CHASSIS Guideline Rebound damping (SX‑F EU) Comfort 17 clicks Standard 15 clicks Sport 13 clicks Rebound damping (SX‑F US) Comfort 17 clicks Standard 15 clicks Sport 13 clicks Rebound damping (XC‑F US) Comfort 17 clicks Standard 15 clicks Sport 13 clicks Rebound damping (SX‑F Factory Edition)
  • Page 35: Checking The Static Sag Of The Shock Absorber

    The shock absorber is filled with highly compressed nitrogen. – Please follow the description provided. (Your authorized KTM workshop will be glad to help.) Info Before changing the spring pretension, make a note of the present setting, e.g., by measuring the length of the spring.
  • Page 36: Adjusting The Riding Sag

    TUNING THE CHASSIS – After removing the shock absorber, clean it thoroughly. Main work – Loosen screw – Turn adjusting ring until the spring is no longer under tension. Hook wrench (90129051000) – Measure the overall spring length while the spring is not under tension. –...
  • Page 37: Checking The Basic Setting Of The Fork

    TUNING THE CHASSIS Guideline Spring rate (SX‑F EU) Weight of rider: 65… 75 kg (143… 42 N/mm (240 lb/in) 165 lb.) Weight of rider: 75… 85 kg (165… 45 N/mm (257 lb/in) 187 lb.) Weight of rider: 85… 95 kg (187… 48 N/mm (274 lb/in) 209 lb.) Spring rate (SX‑F US)
  • Page 38: Adjusting The Fork Air Pressure

    A little air escapes from the fork leg when connecting. Info This is due to the volume of the hose and not due to a defect in the fork pump or the fork. Read the accompanying KTM PowerParts instructions. – Adjust the air pressure as specified. Guideline Air pressure (SX‑F EU)
  • Page 39: Adjusting The Compression Damping Of The Fork

    TUNING THE CHASSIS 10.14 Adjusting the compression damping of the fork Info The hydraulic compression damping determines the fork suspension behavior. – Turn adjusting screw clockwise all the way. Info Adjusting screw is located at the upper end of the right fork leg. –...
  • Page 40: Handlebar Position

    TUNING THE CHASSIS Guideline Rebound damping (SX‑F EU) Comfort 20 clicks Standard 17 clicks Sport 14 clicks Rebound damping (SX‑F US) Comfort 20 clicks Standard 17 clicks Sport 12 clicks Rebound damping (XC‑F US) Comfort 15 clicks Standard 12 clicks Sport 10 clicks Rebound damping (SX‑F Factory Edition)
  • Page 41 TUNING THE CHASSIS – Position the handlebar. Info Make sure the cables and wiring are positioned correctly. – Position the handlebar clamp. – Mount screws but do not tighten yet. – First bolt the handlebar clamp with screws onto the longer, higher side of the handlebar supports so that both parts touch.
  • Page 42: Service Work On The Chassis

    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 (78129955100) Neither wheel is in contact with the ground.
  • Page 43: Cleaning The Dust Boots Of The Fork Legs

    SERVICE WORK ON THE CHASSIS 11.4 Cleaning the dust boots of the fork legs Preparatory work – Raise the motorcycle with a lift stand. ( p. 40) – Remove the fork protector. ( p. 41) Main work – Push dust boots of both fork legs downward.
  • Page 44: Removing The Fork Legs

    SERVICE WORK ON THE CHASSIS 11.7 Removing the fork legs Preparatory work – Raise the motorcycle with a lift stand. ( p. 40) – Remove the front wheel. p. 76) Main work – Remove screws and take off the clamp. –...
  • Page 45: Removing The Lower Triple Clamp

    SERVICE WORK ON THE CHASSIS 11.9 Removing the lower triple clamp Preparatory work – Raise the motorcycle with a lift stand. ( p. 40) – Remove the front wheel. p. 76) – Remove the fork legs. p. 42) – Remove the start number plate. ( p.
  • Page 46 SERVICE WORK ON THE CHASSIS – Position the upper triple clamp with the handlebar. – Mount screw but do not tighten yet. S01213-10 – Position the fork legs. Bleeder screw of the right fork leg is positioned to the front. Valve of the left fork leg faces the front.
  • Page 47: Checking The Steering Head Bearing Play

    Danger of accidents Incorrect steering head bearing play impairs the handling characteristic and damages components. – Correct incorrect steering head bearing play immediately. (Your authorized KTM workshop will be glad to help.) Info If the bike is ridden with play in the steering head bearing, the bearing and the bearing seats in the frame can become dam- aged over time.
  • Page 48: Greasing The Steering Head Bearing

    SERVICE WORK ON THE CHASSIS Main work – Loosen screws – Remove screw – Loosen and retighten screw Guideline Screw, top steering head M20x1.5 12 Nm (8.9 lbf ft) – Using a plastic hammer, tap lightly on the upper triple clamp to avoid stresses. –...
  • Page 49: Removing The Front Fender

    SERVICE WORK ON THE CHASSIS 11.16 Removing the front fender Preparatory work – Remove the start number plate. ( p. 46) Main work – Remove screws . Remove the front fender. S01218-10 11.17 Installing the front fender Main work – Position the front fender.
  • Page 50: Installing The Shock Absorber

    SERVICE WORK ON THE CHASSIS – Remove screw – Remove fitting Info Raise the wheel slightly to be able to remove the screws more easily. S01220-10 – Remove screws – Pull off foot brake cylinder from the push rod. V00289-10 –...
  • Page 51 SERVICE WORK ON THE CHASSIS – Position the swingarm and mount the swingarm pivot. Info Pay attention to flat area – Mount and tighten nut Guideline Nut, swingarm pivot M16x1.5 100 Nm (73.8 lbf ft) V00292-10 – Mount the chain. –...
  • Page 52: Removing The Seat

    SERVICE WORK ON THE CHASSIS 11.20 Removing the seat – Remove screws S01230-10 – Raise the rear of the seat, pull the seat back, and lift it off. S01231-01 11.21 Mounting the seat – Mount the front of the seat on the collar bushing of the fuel tank, lower the seat at the rear, and push the seat forward.
  • Page 53: Installing The Air Filter Box Cover

    SERVICE WORK ON THE CHASSIS – Pull off the air filter box cover in area sideways and remove it toward the front. V00310-11 (XC‑F US) Condition The air filter box cover is secured. – Remove screw V00312-10 – Pull off the air filter box cover in area sideways and remove it toward the front.
  • Page 54: Removing The Air Filter

    SERVICE WORK ON THE CHASSIS Condition The air filter box cover is secured. – Mount and tighten screw Guideline Screw, air filter box cover EJOT PT ® 3 Nm K60x20-Z (2.2 lbf ft) V00312-10 11.24 Removing the air filter Note Engine damage Unfiltered intake air has a negative effect on the service life of the engine.
  • Page 55: Installing The Air Filter

    SERVICE WORK ON THE CHASSIS Main work – Wash the air filter thoroughly in special cleaning liquid and allow it to dry properly. Air filter cleaner ( p. 114) Info Only press the air filter to dry it, never wring it out. –...
  • Page 56: Sealing The Air Filter Box

    SERVICE WORK ON THE CHASSIS Main work – Drill a hole at marking Guideline Diameter 6 mm (0.24 in) S00846-10 Finishing work – Install the air filter box cover. ( p. 51) 11.28 Sealing the air filter box Preparatory work –...
  • Page 57: Installing The Main Silencer

    SERVICE WORK ON THE CHASSIS 11.30 Installing the main silencer (All SX‑F standard models, XC‑F US) – Position the main silencer. – Mount screws but do not tighten yet. – Attach spring Spring hook (50305017000) – Tighten screws Guideline Remaining screws, chassis 10 Nm S01238-11 (7.4 lbf ft)
  • Page 58: Removing The Fuel Tank

    SERVICE WORK ON THE CHASSIS (SX‑F Factory Edition) – Drill out all rivets on the main silencer and remove steel strips . Carefully knock the rivets inward. – Take off silencer cap and outer tube – Pull glass fiber yarn filling off of inner tube –...
  • Page 59 SERVICE WORK ON THE CHASSIS – Disconnect the plug-in connection of the fuel line. Info Remaining fuel may flow out of the fuel hose. – Mount wash cap set Wash cap set (81212016100) – Pull the fuel tank breather hose off the tank lid. V00294-10 –...
  • Page 60: Installing The Fuel Tank

    SERVICE WORK ON THE CHASSIS – Pull both spoilers off the sides of the radiator bracket and lift off the fuel tank. S01245-10 11.33 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. –...
  • Page 61: Checking For Chain Dirt Accumulation

    SERVICE WORK ON THE CHASSIS – Plug in connector for the fuel pump. – Remove the wash cap set. Thoroughly clean the plug-in connection of the fuel line using compressed air. Info Under no circumstances should dirt enter into the fuel line. Dirt in the fuel line clogs the injection valve! –...
  • Page 62: Checking The Chain Tension

    SERVICE WORK ON THE CHASSIS Warning 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 regu- lations. Info The service life of the chain depends largely on its maintenance. Preparatory work –...
  • Page 63: Adjusting The Chain Tension

    SERVICE WORK ON THE CHASSIS 11.37 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.
  • Page 64 SERVICE WORK ON THE CHASSIS – Pull at the top part of the chain with the specified weight Guideline Weight, chain wear measurement 10… 15 kg (22… 33 lb.) – Measure distance of 18 chain rollers in the lower chain section. Info Chain wear is not always even, so you should repeat this measurement at different chain positions.
  • Page 65: Checking The Frame

    If the frame exhibits cracks or deformation due to a mechanical impact: – Change the frame. Info Always replace a frame that has been damaged due to a mechanical impact. Repair of the frame is not authorized by KTM. S00867-01 11.40 Checking the swingarm –...
  • Page 66: Checking The Rubber Grips

    SERVICE WORK ON THE CHASSIS Main work – Check the throttle cable routing. Both throttle cables must be routed, side by side, on the back of the handlebars and above the fuel tank bracket, to the throttle valve body. Both throttle cables must be secured behind the fuel tank contact area rubber band.
  • Page 67: Checking/Correcting The Fluid Level Of The Hydraulic Clutch

    SERVICE WORK ON THE CHASSIS 11.44 Checking/correcting the fluid level of the hydraulic clutch Warning Skin irritation Brake fluid causes skin irritation. – Keep brake fluid out of the reach of children. – Wear suitable protective clothing and safety glasses. – Do not allow brake fluid to come into contact with the skin, the eyes or clothing.
  • Page 68 SERVICE WORK ON THE CHASSIS – Move the clutch fluid reservoir mounted on the handlebar to a horizontal position. – Remove screws – Remove cover with membrane F00158-10 – Fill bleeding syringe with the appropriate hydraulic fluid. Bleed syringe (50329050000) Brake fluid DOT 4 / DOT 5.1 ( p.
  • Page 69: Brake System

    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 thickness of the front and rear brake discs at multiple points on each...
  • Page 70: Checking The Brake Fluid Level Of The Front Brake

    If the brake fluid level drops below the specified marking or the specified value, the brake system is leaking or the brake lin- ings are worn down. – Check the brake system and do not continue riding until the problem is eliminated. (Your authorized KTM workshop will be glad to help.) Warning Danger of accidents Old brake fluid reduces the braking effect.
  • Page 71: 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 ≥ 1 mm (≥ 0.04 in) Minimum thickness »...
  • Page 72: Changing The Front Brake Linings

    Changing the front brake linings Warning Danger of accidents Incorrect maintenance will cause the brake system to fail. – Ensure that service work and repairs are performed professionally. (Your authorized KTM workshop will be glad to help.) Warning Skin irritation Brake fluid causes skin irritation. –...
  • Page 73: Checking The Free Travel Of Foot Brake Lever

    BRAKE SYSTEM – Check that leaf spring in the brake caliper and sliding plate in the brake caliper support are seated correctly. B00352-10 – Insert the new brake linings, insert pin , and mount cotter pins Info Always change the brake linings in pairs. –...
  • Page 74: Adjusting The Basic Position Of The Foot Brake Lever

    If the brake fluid level drops below the specified marking or the specified value, the brake system is leaking or the brake lin- ings are worn down. – Check the brake system and do not continue riding until the problem is eliminated. (Your authorized KTM workshop will be glad to help.) Warning Danger of accidents Old brake fluid reduces the braking effect.
  • Page 75: Adding Rear Brake Fluid

    If the brake fluid level drops below the specified marking or the specified value, the brake system is leaking or the brake lin- ings are worn down. – Check the brake system and do not continue riding until the problem is eliminated. (Your authorized KTM workshop will be glad to help.) Warning Skin irritation Brake fluid causes skin irritation.
  • Page 76: Changing The Rear Brake Linings

    Changing the rear brake linings Warning Danger of accidents Incorrect maintenance will cause the brake system to fail. – Ensure that service work and repairs are performed professionally. (Your authorized KTM workshop will be glad to help.) Warning Skin irritation Brake fluid causes skin irritation. –...
  • Page 77 BRAKE SYSTEM – Manually press the brake caliper to the brake disc to push back the brake piston. Ensure that brake fluid does not flow out of the brake fluid reservoir, extracting it by suction if it does. Info Make sure when pushing back the brake piston that you do not press the brake caliper against the spokes.
  • Page 78: Wheels, Tires

    WHEELS, TIRES 13.1 Removing the front wheel Preparatory work – Raise the motorcycle with a lift stand. ( p. 40) Main work – Press the brake caliper onto the brake disc by hand in order to push back the brake pistons.
  • Page 79: Removing The Rear Wheel

    WHEELS, TIRES – Position the front wheel and insert the wheel spindle. The brake linings are correctly positioned. (SX‑F Factory Edition) – Align the brake disc guard so that distance are equal in size. S01633-10 – Mount and tighten screw Guideline Screw, front wheel spindle M20x1.5...
  • Page 80: Installing The Rear Wheel

    WHEELS, TIRES – Remove spacers H00936-10 13.4 Installing the rear wheel Warning Danger of accidents Oil or grease on the brake discs reduces the braking effect. – Always keep the brake discs free of oil and grease. – Clean the brake discs with brake cleaner when necessary. Main work –...
  • Page 81: Checking The Tire Condition

    The spokes break due to being overloaded if they are too tightly tensioned. If the tension in the spokes is too low, then lateral and radial run-out will form in the wheel. 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 82 WHEELS, TIRES – Strike each spoke briefly using a screwdriver blade. Info The frequency of the sound depends on the spoke length and spoke diame- ter. If you hear different tone frequencies from different spokes of equal length and diameter, this is an indication of different spoke tensions. You should hear a high note.
  • Page 83: Electrical System

    ELECTRICAL SYSTEM 14.1 Removing the battery Warning Risk of injury Batteries contain harmful substances. – Keep batteries out of the reach of children. – Keep sparks and open flames away from the batteries. – Only charge batteries in well-ventilated rooms. – Maintain a minimum clearance from inflammable materials when charging batteries.
  • Page 84: Recharging The Battery

    ELECTRICAL SYSTEM 14.3 Recharging the battery Warning Risk of injury Batteries contain harmful substances. – Keep batteries out of the reach of children. – Keep sparks and open flames away from the batteries. – Only charge batteries in well-ventilated rooms. – Maintain a minimum clearance from inflammable materials when charging batteries.
  • Page 85: Changing The Main Fuse

    ELECTRICAL SYSTEM Info Never remove cover – Connect the battery charger to the battery. Switch on the battery charger. Battery charger (58429074000) The charging time may be longer at low temperatures. This battery charger is not suitable for the trickle charging of lithium-ion batter- ies.
  • Page 86 ELECTRICAL SYSTEM Main work (All SX‑F standard models) – Pull starter relay from the holder. F00136-10 – Take off protection caps – Remove faulty main fuse Info You can recognize a defective fuse by a burned-out fuse wire A spare fuse is located in the starter relay.
  • Page 87: Cooling System

    COOLING SYSTEM 15.1 Cooling system Water pump in the engine circulates the coolant. The pressure resulting from the warming of the cooling system is regulated by a valve in radiator cap . This ensures that operating the vehicle at the specified coolant temperature will not result in a risk of malfunctions.
  • Page 88: Checking The Coolant Level

    COOLING SYSTEM 15.3 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 89: Refilling Coolant

    COOLING SYSTEM – Position the motorcycle upright. – Place a suitable container under the water pump cover. – Remove screw . Take off radiator cap – Completely drain the coolant. – Mount and tighten screw with a new seal ring. Guideline Screw, water pump cover 10 Nm (7.4 lbf ft)
  • Page 90: Tuning The Engine

    TUNING THE ENGINE 16.1 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 91: Setting The Characteristic Map Of The Throttle Response

    TUNING THE ENGINE – Check the throttle grip for smooth operation. (XC‑F US) – Move the handlebar to the straight-ahead position. – Push back sleeve – Loosen nut – Turn adjusting screw in as far as possible. – Loosen nut –...
  • Page 92: Changing The Mapping

    16.5 Adjusting the idle speed Warning Danger of accidents The engine may go out spontaneously if the idle speed is set too low. – Set the idle speed to the specified value. (Your authorized KTM workshop will be glad to help.)
  • Page 93: Teaching The Throttle Valve Position

    TUNING THE ENGINE – Run the engine until warm. The cold start button is deactivated – The cold start button is in its basic posi- tion. ( p. 15) Danger Danger of poisoning Exhaust gases are toxic and inhaling them may result in unconsciousness and death.
  • Page 94: Adjusting The Basic Position Of The Shift Lever

    TUNING THE ENGINE 16.8 Adjusting the basic position of the shift lever – Remove screw with washers and take off shift lever 401950-12 – Clean gear teeth of the shift lever and shift shaft. – Mount the shift lever on the shift shaft in the required position and engage the gearing.
  • Page 95: Service Work On The Engine

    SERVICE WORK ON THE ENGINE 17.1 Changing the fuel screen Danger Fire hazard Fuel is highly flammable. The fuel in the fuel tank expands when warm and can escape if overfilled. – Do not refuel the vehicle in the vicinity of open flames or lit cigarettes. –...
  • Page 96: Checking The Engine Oil Level

    SERVICE WORK ON THE ENGINE (XC‑F US) – Clean plug-in connection of the fuel line thoroughly with compressed air. Info Under no circumstances should dirt enter into the fuel line. Dirt in the fuel line clogs the injection valve! – Disconnect the plug-in connection of the fuel line.
  • Page 97: Changing The Engine Oil And Oil Filter, Cleaning The Oil Screens

    SERVICE WORK ON THE ENGINE 17.3 Changing the engine oil and oil filter, cleaning the oil screens Warning Danger of scalding Engine and gear oil get very hot when the motorcycle is ridden. – Wear suitable protective clothing and safety gloves. –...
  • Page 98 SERVICE WORK ON THE ENGINE – Position oil screen with the O-rings on a pin wrench. – Position the pin wrench through the drilled hole of the screw plug in the opposite section of the engine case. – Push the oil screen all the way into the engine case. V00306-10 –...
  • Page 99: Adding Engine Oil

    SERVICE WORK ON THE ENGINE Danger Danger of poisoning Exhaust gases are toxic and inhaling them may result in unconsciousness and death. – Always make sure there is sufficient ventilation when running the engine. – Use an effective exhaust extraction system when starting or running the engine in an enclosed space.
  • Page 100: Cleaning, Care

    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 101: Storage

    – Store the vehicle in a dry location that is not subject to large fluctuations in tem- perature. Info KTM recommends jacking up the motorcycle. – Raise the motorcycle with a lift stand. ( p. 40) – Cover the vehicle with a tarp or similar cover that is permeable to air.
  • Page 102: Preparing For Use After Storage

    STORAGE 19.2 Preparing for use after storage – Install the battery. p. 81) – Remove the motorcycle from the lift stand. ( p. 40) – Perform checks and maintenance measures when preparing for use. ( p. 22) – Make a test ride. 401059-01...
  • Page 103: Troubleshooting

    – Check the electrical system. – Defect in fuel injection system Read out the fault memory using the KTM diag- nostics tool. – Engine does not speed up Defect in fuel injection system Read out the fault memory using the KTM diag- nostics tool.
  • Page 104 TROUBLESHOOTING Faults Possible cause Action – Battery is discharged Battery is not charging Check the charging voltage. – Check the stator winding of the alternator. – Unwanted power consumer Check the open-circuit current.
  • Page 105: Technical Data

    TECHNICAL DATA 21.1 Engine Design 1-cylinder 4-stroke engine, water-cooled Displacement 449.9 cm³ (27.455 cu in) Stroke 63.4 mm (2.496 in) Bore 95 mm (3.74 in) Compression ratio 12.75:1 Idle speed 2,250… 2,350 rpm Control OHC, 4 valves controlled via rocker arm Valve diameter, intake 40 mm (1.57 in) Valve diameter, exhaust...
  • Page 106 TECHNICAL DATA Loctite ® 243™ Screw, locking lever 6 Nm (4.4 lbf ft) Screw, stator 6 Nm (4.4 lbf ft) Loctite ® 243™ Screw, suction pump cover 6 Nm (4.4 lbf ft) Loctite ® 243™ Nut, water-pump wheel 8 Nm (5.9 lbf ft) Loctite ®...
  • Page 107: Capacities

    TECHNICAL DATA 21.3 Capacities 21.3.1 Engine oil Engine oil 1.20 l (1.27 qt.) Engine oil (SAE 10W/50) ( p. 112) 21.3.2 Coolant Coolant 1.20 l (1.27 qt.) Coolant ( p. 112) 21.3.3 Fuel Total fuel tank capacity, 7 l (1.8 US gal) Super unleaded (ROZ 95/RON 95/PON 91) ( p.
  • Page 108: Electrical System

    110/100 - 18 64M TT Dunlop GEOMAX AT81F Dunlop GEOMAX AT81 The tires specified represent one of the possible series production tires. Additional information is available in the Service section under: http://www.ktm.com 21.7 Fork 21.7.1 SX‑F EU Fork part number 34.18.8Q.09...
  • Page 109: Xc-F Us

    TECHNICAL DATA Sport 12 clicks Rebound damping Comfort 20 clicks Standard 17 clicks Sport 12 clicks Air pressure 10.8 bar (157 psi) Fork length 950 mm (37.4 in) Oil capacity external mecha- ml (6.76 fl. oz.) Fork oil (SAE 4) (48601166S1) ( p.
  • Page 110: Shock Absorber

    TECHNICAL DATA Grease capacity, left cartridge 11 ml (0.37 fl. oz.) Multi-purpose grease (00062010051) ( p. 114) 21.8 Shock absorber 21.8.1 SX‑F EU Shock absorber article number 18.18.7Q.09 WP Performance Systems 5018 DCC Link Shock absorber Compression damping, low-speed Comfort 17 clicks Standard 15 clicks...
  • Page 111: Xc-F Us

    TECHNICAL DATA Weight of rider: 75… 85 kg (165… 187 lb.) 45 N/mm (257 lb/in) Weight of rider: 85… 95 kg (187… 209 lb.) 48 N/mm (274 lb/in) Spring length Weight of rider: 65… 75 kg (143… 165 lb.) 247 mm (9.72 in) Weight of rider: 75…...
  • Page 112: Chassis Tightening Torques

    TECHNICAL DATA Standard 2 turns Sport 1.5 turns Rebound damping Comfort 17 clicks Standard 15 clicks Sport 13 clicks Spring preload 6 mm (0.24 in) Spring rate Weight of rider: 65… 75 kg (143… 165 lb.) 42 N/mm (240 lb/in) Weight of rider: 75…...
  • Page 113 TECHNICAL DATA – Screw, chain sliding piece 15 Nm (11.1 lbf ft) Screw, engine brace 25 Nm (18.4 lbf ft) Loctite ® 2701™ – Screw, fork stub 15 Nm (11.1 lbf ft) Screw, front brake caliper 25 Nm (18.4 lbf ft) Loctite ®...
  • Page 114: Substances

    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 corre- sponding properties. Recommended supplier Castrol – RESPONSE BRAKE FLUID SUPER DOT 4 Motorex ®...
  • Page 115 SUBSTANCES Super unleaded (ROZ 95/RON 95/PON 91) Standard/classification – DIN EN 228 (ROZ 95/RON 95/PON 91) Guideline – Only use unleaded super fuel that matches or is equivalent to the specified fuel grade. – Fuel with an ethanol content of up to 10 % (E10 fuel) is safe to use. Info Do not use fuel containing methanol (e.
  • Page 116: Auxiliary Substances

    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 Motorex...
  • Page 117 AUXILIARY SUBSTANCES Universal oil spray Recommended supplier Motorex ® – Joker 440 Synthetic...
  • Page 118: Standards

    STANDARDS JASO T903 MA Different technical development directions required a separate specification for 4-stroke motorcycles – the JASO T903 MA standard. Earlier, engine oils from the automobile industry were used for 4-stroke motorcycles because there was no separate motorcycle specifi- cation.
  • Page 119: Index Of Special Terms

    INDEX OF SPECIAL TERMS On-board diagnosis Vehicle system that monitors emission- and safety-related values...
  • Page 120: List Of Abbreviations

    LIST OF ABBREVIATIONS Art. no. Article number circa compare e.g. for example etc. et cetera i.a. inter alia number poss. possibly...
  • Page 121: List Of Symbols

    LIST OF SYMBOLS 27.1 Yellow and orange symbols Yellow and orange symbols indicate an error condition that requires prompt intervention. Active driving aids are also represented by yellow or orange symbols. Malfunction indicator lamp lights up/flashes orange – The OBD has detected an emission- or safety-critical fault.
  • Page 122: Index

    INDEX Clutch INDEX fluid level, checking/correcting ....65 Accessories ........8 fluid, changing .
  • Page 123 INDEX Fork protector removing from lift stand ..... . 40 installing ....... . . 41 removing .
  • Page 124 INDEX Spoke tension checking ....... . . 79 Start number plate installing .
  • Page 125 *3213476en* 3213476en 11/2016 KTM Sportmotorcycle GmbH 5230 Mattighofen/Austria Photo: Mitterbauer/KTM http://www.ktm.com...

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