KTM 50 SX Mini Owner's Manual
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KTM 50 SX Mini Owner's Manual

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OWNER'S MANUAL
2011
50 SX
50 SX Mini
Art. no. 3211593en

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Summary of Contents for KTM 50 SX Mini

  • Page 1 OWNER'S MANUAL 2011 50 SX 50 SX Mini Art. no. 3211593en...
  • Page 3 KTM accepts no liability for delivery options, deviations from illustrations and descriptions, as well as misprints and other errors.

  • Page 4: Table Of Contents

    ..............35 Closing filler cap ............10 Removing the chain guard (50 SX) ........36 Opening oil tank cap (50 SX Mini) ........11 Installing the chain guard (50 SX)........36 Closing oil tank cap (50 SX Mini)........11 Removing the engine sprocket cover ......
  • Page 5 Checking the play in the throttle cable......57 Adjusting the play in the throttle cable ....... 57 Carburetor - idle (50 SX) ..........57 Carburetor - idle (50 SX Mini)......... 57 Carburetor - adjusting idle speed (50 SX)....57 Carburetor - adjusting idle (50 SX Mini)......

  • Page 6: Means Of Representation

    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.

  • Page 7: Important Information

    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.
  • Page 8 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.

  • Page 9: View Of Vehicle

    VIEW OF VEHICLE View of the vehicle from the left front (example) 100855-10 Hand brake lever ( p. 10) Filler cap Fuel tap ( p. 11) Quick release of seat Shock absorber rebound adjustment Chain guide Plug-in stand ( p. 12)

  • Page 10: View Of The Vehicle From The Right Rear (Example)

    VIEW OF VEHICLE View of the vehicle from the right rear (example) 100856-10 Kill switch ( p. 10) Chassis number ( p. 9) Throttle grip ( p. 10) Level viewer for brake fluid, rear Foot brake lever ( p. 12) Kickstarter ( p.

  • Page 11: Serial Numbers

    SERIAL NUMBERS Chassis number The chassis number is stamped on right of the steering head.  700460-01 Engine number The engine number is stamped on the left side of the engine under the engine  sprocket. 700461-01 Shock absorber part number The shock absorber part number is stamped on the top of the shock absorber above ...

  • Page 12: Controls

    CONTROLS Throttle grip Throttle grip is fitted on the right side of the handlebar.  700470-01 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. 700471-01 Kill switch Kill switch...

  • Page 13: Opening Oil Tank Cap (50 Sx Mini)

    CONTROLS Opening oil tank cap (50 SX Mini) – Turn the oil tank cap counterclockwise and pull it up.  700517-01 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.

  • Page 14: Kickstarter

    CONTROLS Kickstarter 5.11 The kickstarter is fitted on the right of the engine.  The kickstarter can be swiveled. Info Before riding, swing the kickstarter inwards towards the engine. 700472-01 Foot brake lever 5.12 Foot brake lever is located in front of the right footrest. ...

  • Page 15: Putting Into Operation

    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.

  • Page 16: Running In The Engine

    PUTTING INTO OPERATION 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. At the start, let your child ride to another person who can help him or her stop and turn. –...

  • Page 17: Riding Instructions

    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. 65) (50 SX Mini) – Check the oil level. ( p. 64) –...

  • Page 18: Starting Up

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

  • Page 19: Refueling

    (50 SX) – Close the filler cap. ( p. 10) Filling up with oil (50 SX Mini) Warning Engine failure If the vehicle is run without 2-stroke oil in the tank, the result is engine failure. – The oil tank must always be filled up to the MIN mark.

  • Page 20: Service Schedule

    SERVICE SCHEDULE Service schedule S20A S40A S80A • • Change the gear oil. p. 65) Check the gear oil level. ( p. 65) • • • Check the front brake linings. ( p. 43) • • • Check the rear brake linings. ( p.
  • Page 21 59) 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...

  • Page 22: Tuning The Chassis

    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 up to the last perceptible click.

  • Page 23: Checking The Riding Sag Of The Shock Absorber

    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.

  • Page 24: Adjusting The Riding Sag

    30 N/mm (171 lb/in) Weight of rider: 25… 35 kg (55… 35 N/mm (200 lb/in) 77 lb.) Spring rate (50 SX Mini) Weight of rider: < 25 kg (< 55 lb.) 65 N/mm (371 lb/in) B00292-10 Weight of rider: 25… 35 kg (55…...

  • Page 25: Adjusting Seat Height

    TUNING THE CHASSIS – Loosen screws on the lower triple clamp.  – Loosen screw on the upper triple clamp.  Info Loosen the screws to the point where the fork legs can be moved without damaging it. Make the adjustments first on one fork leg and then on the other. –...

  • Page 26: Adjusting Handlebar Position

    TUNING THE CHASSIS Adjusting handlebar position 9.11 Warning Danger of accidents Handlebar breakage. – If the handlebar is bent or straightened it will cause material fatigue, and the handlebar can break. Always replace handle- bar. – Remove the four screws . Remove the handlebar clamp. Remove the handlebar ...

  • Page 27: Maintenance Work On The Chassis

    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.

  • Page 28: Removing The Fork Legs

    MAINTENANCE WORK ON THE CHASSIS Removing the fork legs 10.4 – Remove front wheel. p. 51) – Dismount the start number plate. ( p. 32) – Remove screw  300731-10 – Remove screws with the washer and take off the brake caliper. ...

  • Page 29: Checking Play Of Steering Head Bearing

    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 with play in the steering head bearing, the bearing and the bearing seats in the frame can become dam- aged over time.

  • Page 30: Greasing The Steering Head Bearing

    MAINTENANCE WORK ON THE CHASSIS – Tighten nut with special tool  Guideline Nut, steering head M20x1.5 No play Only applies when ≤ 9 Nm using: (≤ 6.6 lbf ft) Key for steer- ing head bearing (45229050000) Key for steering head bearing (45229050000) 303135-10 –...

  • Page 31: Installing The Lower Triple Clamp

    MAINTENANCE WORK ON THE CHASSIS – Remove screws  – Take off the handlebar support. 300737-10 – Remove nut  – Take off the upper triple clamp. 300738-11 – Remove nut  300739-10 – Remove protector ring  – Remove the lower triple clamp with the steering stem. –...
  • Page 32 MAINTENANCE WORK ON THE CHASSIS – Position the upper triple clamp. – Mount nut , but do not tighten it yet.  Guideline Nut, steering stem M20x1.5 30 Nm (22.1 lbf ft) 300738-10 Warning Danger of accidents Modifications to the suspension settings can seriously alter the vehicle's ride behavior.

  • Page 33: Removing The Shock Absorber

    MAINTENANCE WORK ON THE CHASSIS – Position the brake caliper. Mount and tighten screws with the washer.  Guideline Screw, front brake caliper 20 Nm Loctite ® 243™ (14.8 lbf ft) 300732-12 – Position the brake line and clamp. Mount and tighten screws ...

  • Page 34: Dismounting The Start Number Plate

    MAINTENANCE WORK ON THE CHASSIS Dismounting the start number plate 10.13 – Remove screw and take off clamp.  – Remove screw . Remove the start number plate.  700466-01 Installing the start number plate 10.14 – Position the start number plate with the drill holes onto the holding lugs of the ...

  • Page 35: Removing The Seat

    MAINTENANCE WORK ON THE CHASSIS – Position the front fender. Mount and tighten screws  Guideline Remaining screws, chassis 10 Nm (7.4 lbf ft) 700479-11 Removing the seat 10.17 – Open quick release and raise the rear of the seat. ...

  • Page 36: Installing The Air Filter

    MAINTENANCE WORK ON THE CHASSIS – Press the rear holding lugs together slightly and swing the air filer cover upward.  Pull out the front holding lug and take off the air filter cover. – Take off the air filter. 700504-01 Installing the air filter 10.20...

  • Page 37: Installing The Main Silencer

    MAINTENANCE WORK ON THE CHASSIS – Remove screw  – Remove screw  700512-01 – Pull the main silencer off of the manifold at the rubber sleeve  700513-10 Installing the main silencer 10.23 – Position the main silencer. – Mount the main silencer with the rubber sleeve ...

  • Page 38: Removing The Chain Guard (50 Sx)

    MAINTENANCE WORK ON THE CHASSIS – Remove screws of locking cap . Remove locking cap and outer tube    – Pull the glass fiber yarn filling from the inner tube.  – Clean the parts that are to be reinstalled. –...

  • Page 39: Installing The Engine Sprocket Cover

    MAINTENANCE WORK ON THE CHASSIS Installing the engine sprocket cover 10.28 – Position the engine sprocket cover. Mount screws but do not tighten yet.  – Mount and tighten screw  Guideline Screw, engine sprocket cover 10 Nm (7.4 lbf ft) –...

  • Page 40: Checking The Chain Tension

    MAINTENANCE WORK ON THE CHASSIS Checking the chain tension 10.31 Warning Danger of accidents Danger caused by incorrect chain tension. – If the chain tension is too high, the components of the secondary power train (chain, engine sprocket, rear sprocket, bear- ings in transmission and rear wheel) are under additional load.
  • Page 41 MAINTENANCE WORK ON THE CHASSIS – Check the chain sliding guard for wear. » If the ridge is worn down to the level of the main corpus: – Change the chain sliding guard. – Check the chain sliding guard for tightness. »...

  • Page 42: Adjusting Chain Tension

    MAINTENANCE WORK ON THE CHASSIS Adjusting chain tension 10.33 Warning Danger of accidents Danger caused by incorrect chain tension. – If the chain tension is too high, the components of the secondary power train (chain, engine sprocket, rear sprocket, bear- ings in transmission and rear wheel) are under additional load. Apart from premature wear, in extreme cases the chain can rupture or the countershaft of the transmission can break.

  • Page 43: Brakes

    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 ...

  • Page 44: Checking Front Brake Fluid Level

    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.

  • Page 45: Checking The Front Brake Linings

    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.

  • Page 46: Installing The Front Brake Linings

    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.

  • Page 47: Checking The Free Travel Of The Foot Brake Lever

    BRAKES Info Never use DOT 5 brake fluid! It is silicone-based and purple in color. Oil seals and brake lines are not designed for DOT 5 brake fluid. Avoid contact between brake fluid and painted parts. Brake fluid attacks paint! Use only clean brake fluid from a sealed container.

  • Page 48: Adjusting The Basic Position Of The Foot Brake Lever

    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.

  • Page 49: Adding Rear Brake Fluid

    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.

  • Page 50: Checking The Rear Brake Linings

    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.

  • Page 51: Changing The Rear Brake Linings

    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.
  • Page 52 BRAKES – Add brake fluid to level  Guideline Dimension (brake fluid level below 10 mm (0.39 in)  top edge of container) Brake fluid DOT 4 / DOT 5.1 ( p. 80) – Position the membrane and the cover with the washer. Mount and tighten the screws.

  • Page 53: Wheels

    WHEELS Removing front wheel 12.1 – Raise the motorcycle with a lift stand. ( p. 25) – Remove nut with washer.  700502-01 – Hold the front wheel and pull out the wheel spindle with the washer . Take the ...

  • Page 54: Installing The Rear Wheel

    12.5 Info Only mount tires that have been approved and/or recommended by KTM. Other tires could have a negative effect on vehicle handling. The type, condition and air pressure of the tires all have an important impact on the handling characteristics of the motorcycle.

  • Page 55: Checking Tire Air Pressure

    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.

  • Page 56: Cooling System

    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 ...

  • Page 57: Checking The Coolant Level

    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.

  • Page 58: Refilling Coolant

    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.

  • Page 59: Tuning The Engine

    700520-01 The idle mixture is adjusted with the idle mixture adjustment screw  Carburetor - idle (50 SX Mini) 14.4 The idle setting of the carburetor has a big influence on the starting behavior, stable idling and the response to throttle opening. That means that an engine with a correctly set idle speed is easier to start than if the idle is set wrongly.

  • Page 60: Carburetor - Adjusting Idle (50 Sx Mini)

    After changing the idling jet, start from the beginning with the adjusting steps. Following extreme air temperature or altitude changes, adjust the idle speed again. Carburetor - adjusting idle (50 SX Mini) 14.6 – Screw in idle air adjusting screw all the way and turn it to the specified basic ...

  • Page 61: Checking Clutch Engagement Speed

    TUNING THE ENGINE Info If the engine speed rises considerably, reduce the idle speed to a normal level and repeat the above steps. If the procedure described here does not lead to satisfactory results, the cause may be a wrongly dimensioned idling jet. If you can turn the idle air adjusting screw to the end without any change of engine speed, you need to install a smaller idling jet.

  • Page 62: Removing The Centrifugal Force Clutch

    TUNING THE ENGINE Info Spacer washer of 1.7 mm (0.067 in) and spacer washer   0.5 mm (0.02 in) must always be fitted. If you fit washer , the clutch engagement speed is increased.  If you remove washer , the clutch engagement speed is reduced.

  • Page 63: Installing The Centrifugal Force Clutch

    TUNING THE ENGINE Installing the centrifugal force clutch 14.10 – Position the centrifugal force clutch  300657-11 – Position the clutch drum. – Hold the clutch drum with special tool  – Mount and tighten screw  Guideline Screw, clutch drum 30 Nm Loctite ®...

  • Page 64: Dismantling Centrifugal Clutch

    TUNING THE ENGINE – Check the clutch drum for damage and wear. » If the clutch drum is damaged or worn: – Change the clutch drum. 100899-01 Dismantling centrifugal clutch 14.12 Condition Centrifugal clutch removed. – Loosen screws with special tool. ...
  • Page 65 TUNING THE ENGINE Clutch spring with yellow mark – Position the clutch shoe  – Fit screw with spacing washers and spring    Info Washer is used for adjusting the clutch engagement speed and must  be fitted consistently on all clutch shoes depending on the clutch engagement speed.

  • Page 66: Maintenance Work On The Engine

    MAINTENANCE WORK ON THE ENGINE Checking oil level (50 SX Mini) 15.1 – Stand the motorcycle upright on a horizontal surface. – Check the oil level in the oil tank. For a full fuel tank, the oil tank must be filled up to MIN mark at a minimum.

  • Page 67: Checking The Gear Oil Level

    MAINTENANCE WORK ON THE ENGINE – Turn the oil pump gear counterclockwise until oil flows out of oil line without   bubbles. 300653-10 – Connect oil line  – Position the oil pump. – Mount and tighten screws  Guideline Screw, oil pump 6 Nm (4.4 lbf ft)

  • Page 68: Draining The Gear Oil

    MAINTENANCE WORK ON THE ENGINE Draining the gear oil 15.5 Warning Danger of scalding Engine oil and gear oil get very hot when the motorcycle is ridden. – Wear appropriate protective clothing and safety gloves. In case of burns, rinse immediately with lukewarm water. Warning Environmental hazard Hazardous substances cause environmental damage.
  • Page 69 MAINTENANCE WORK ON THE ENGINE – Remove screw cap . Position the motorcycle upright.  – Add gear oil until it flows out of the bore of the gear oil level screw. Gear oil (ATF Dexron 3) ( p. 80) –...

  • Page 70: Cleaning

    CLEANING 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.

  • Page 71: Storage

    Check the tire air pressure. ( p. 53) – 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. 25) –...

  • Page 72: Troubleshooting

    – Fuel feed interrupted Check the fuel tank breather. – Clean the fuel tap. (50 SX Mini) – Check/set the carburetor components. (50 SX) – Check/set the carburetor components. –...
  • Page 73 TROUBLESHOOTING Faults Possible cause Action – Engine has too little power Exhaust system leaky, deformed or Check exhaust system for damage. too little glass fiber yarn filling in – Change the glass fiber yarn filling of the main main silencer silencer.

  • Page 74: Technical Data - Engine

    Pistons Aluminum cast Piston rings 1 rectangular ring Engine lubrication (50 SX) Mixture oil lubrication Engine lubrication (50 SX Mini) Separate lubrication Primary transmission 61:33 straight cut spur gear Clutch 3-lining automatic clutch on the main shaft / centrifugal force...

  • Page 75: Technical Data - Engine Tightening Torques

    Screw, bearing retainer 5 Nm (3.7 lbf ft) ® Screw, kickstarter 6 Nm (4.4 lbf ft) Loctite 243™ – Screw, oil pump (50 SX Mini) 6 Nm (4.4 lbf ft) ® Screw, stator clamp 6 Nm (4.4 lbf ft) Loctite 243™ ®...

  • Page 76: Technical Data - Carburetor

    Open 3 turns Main jet Jet needle Idling jet Needle jet 260AU Throttle slide Cold start jet 50 SX Mini 21.2 Carburetor type Dell`Orto PHVA 12XS Needle position 4th position from top Idle air adjusting screw Open 1 turn Main jet...

  • Page 77: Technical Data - Chassis

    252 mm (9.92 in) Ground clearance unloaded (50 SX Mini) 184 mm (7.24 in) Weight without fuel, approx. (50 SX) 39.8 kg (87.7 lb.) Weight without fuel, approx. (50 SX Mini) 39.0 kg (86 lb.) Tires 22.1 Validity Front tire...

  • Page 78: Capacity - Fuel

    2.3 l (2.4 qt.) Super unleaded gasoline, mixed with 2-stroke engine oil (1:60) (50 SX) p. 81) Fuel tank capacity, approx. 2.0 l (2.1 qt.) Super unleaded (ROZ 95 / RON 95 / PON 91) ( p. 81) (50 SX Mini)

  • Page 79: Technical Data - Fork

    100±2.5 mm (3.94±0.098 in) Fork length 692 mm (27.24 in) Fork oil 210 ml (7.1 fl. oz.) Fork oil (SAE 7.5) ( p. 80) 50 SX Mini 23.2 Fork part number 45201000233 Marzocchi Fork Spring rate Weight of rider: 25… 35 kg (55… 77 lb.)

  • Page 80: Technical Data - Shock Absorber

    45… 55 mm (1.77… 2.17 in) Fitted length 275 mm (10.83 in) Shock absorber oil Shock absorber oil (SAE 2,5) (50180342S1) ( p. 81) 50 SX Mini 24.2 Shock absorber part number 03.18.9E.04 Shock absorber WP Suspension 3614 BAEM Rebound damping...

  • Page 81: Technical Data - Tightening Torques For Chassis

    TECHNICAL DATA - TIGHTENING TORQUES FOR CHASSIS – Spoke nipple M3.5 3 Nm (2.2 lbf ft) ® Rear brake caliper screw 10 Nm (7.4 lbf ft) Loctite 243™ – Remaining nuts, chassis 15 Nm (11.1 lbf ft) – Screw, ball joint of push rod on foot 10 Nm (7.4 lbf ft) brake cylinder –...

  • Page 82: Substances

    2-stroke engine oil According to – JASO FC ( p. 84) 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 –...
  • Page 83 SUBSTANCES Shock absorber oil (SAE 2,5) (50180342S1) According to – SAE ( p. 84) (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 (ROZ 95 / RON 95 / PON 91) According to –...

  • Page 84: Auxiliary Substances

    AUXILIARY SUBSTANCES Air filter cleaner Guideline – ® KTM recommends Motorex products. Supplier ® Motorex – Twin Air Dirt Bio Remover Chain cleaner Guideline – ® KTM recommends Motorex products. Supplier ® Motorex – Chain Clean Cleaning and preserving materials for metal, rubber and plastic Guideline –...
  • Page 85 AUXILIARY SUBSTANCES Universal oil spray Guideline – ® KTM recommends Motorex products. Supplier ® Motorex – Joker 440 Synthetic...

  • Page 86: Standards

    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. The SAE viscosity classes were defined by the Society of Automotive Engineers and are used for classifying oils according to their vis- cosity.

  • Page 87: Index

    INDEX Cooling system ....... . 54 INDEX Air filter cleaning ....... . . 34 Dust boots installing .
  • Page 88 INDEX play, checking ......41 Service ........5 Service schedule .
  • Page 89 *3211593en* 3211593en KTM-Sportmotorcycle AG 5230 Mattighofen/Austria http://www.ktm.com...

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