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KTM 65 SX Motorcycle User Manual

1. s ae oclo spo i sah m de den 31 Use after period of storage 33 What to do when the engine is flooded 12 What you should check before each start 11 ENGLISH ENGLISH 9005 7 0103 220 KTM Group Partner
2. 40 mm The sag should be 45 mm 5 mm If the sag is lower the spring preload of the telescopic fork must be reduced if the sag is higher the spring preload must be increased The preload on the fork spring is determined by the length of preload spacer 1 an adjustment is necessary demount the fork legs remove the plugs and shorten the pretensioning sleeves or replace with longer ones AND ENGIN Checking chain tension Set the motorcycle on the plug in stand Press the chain down on the upper end of the chain sliding component The distance between the chain and the swing arm should be approx 3 mm The lower part of the chain should be tightened AN WARNING Oe If the chain is too tight the secondary transmission components chain sprockets bearings of the transmission and of the rear wheel will be put under additional strain that can in addition to premature wear also cause chain breakage If the chain is not tight enough it can slip off the sprockets and block the rear wheel or damage the engine In both cases the rider is very likely to lose control of the motorcycle Correcting chain tension Undo the hexagon nut 1 then undo both counter nuts 2 and turn the left and the right tensioning screws 3 equally far Then retighten the counter nuts 2 Before tightening the hexagon nut 1 make sure that the chain adjuster 4 is properly resting against the tensioning screws 3 and that t
3. f the resistance in the hand brake lever or foot brake feels spongy too much give this is an indication that some thing is wrong with the brake system Don t ride your motorcy cle anymore without first having the brake system looked over by a KTM dealer Stopping Brake motorcycle and shift gears to idling To switch off the engine depress short circuit switch until the engine stops Close fuel tap AN WARNING Motorcycle engines produce a great amount of heat while running The engine exhaust pipe muffler brake rotors and shock absorbers can become very hot Do not touch any of these parts after starting the motorcycle and take care to park it where pedes trians are not likely to touch it and get burned CAUTION Close the fuel tap when leaving your vehicle Otherwise the car buretor may get flooded and fuel will enter the engine The Plugin Stand is only designed for the weight of the motor cycle If you get on your motor cycle and thus put additional weight on the motorcycle the Plugin Stand or the frame can be damaged or the motorcycle may fall on the side Refueling fuel Unleaded premium gasoline RON 95 mixed with high grade two stroke oil Mixture ratio 1 60 Fuel and engine oil should only be mixed immediately before use KTM recommends Motorex Cross Power 2T AN WARNING a Gasoline is highly flammable and poisonous Extreme caution should be used when ha
4. 16 Checking chain tension 19 Checking coolant level 28 Checking front brake pads 21 Checking gear oil level 30 Checking rear brake pads 23 Checking spoke tension 25 Checking the oil level of the hydraulic clutch 2 Checking the rear brake fluid level 23 Checking refilling the front brake fluid level 21 CHOKE ues Sou re RR ere ea reas ee ree 7 CIEONING wade ue xu ol cor a eod oe pau Oe ds 33 Cleaning the air filter 26 Cleaning the dust sleeves of the telescopic fork 17 Cl tch lever assure s same RO RR CE cR Ee 6 Compression damping of shock absorber 8 COOLE fascia e acce attach artic rat 28 Correcting chain tension 19 Draining the float chamber of the carburetor 30 Driving instructions ne xo o be w aea ko 11 EBDPIDE TIU deed WES dm CPP des 6 27 alla kee te oat ete ae ated 7 Foot Drake pedal i e pu as 8 PUCILAD e cba B ace I echa itus E eode ta Page General information about KTM disc brakes 20 General tips and warnings for starting the motorcycle 10 Hand Drake castra aru der ard aiden dog eu EI EE ur EC 6 How to change the handlebar position
5. CAUTION Adjustment of the clutch lever position is only possible within certain limits Only turn the adjusting screw manually and never apply excessive force Cooling system The water pump 2 in the engine keeps the cooling liquid in circulation The cooling liquid is cooled by the air stream Therefore the cooling effect 15 reduced when the traveling speed is reduced Dirty radiators additionally reduce the cooling effect The cooling liquid can be drained by removing the screw 3 on the water pump cover AN WARNING rm Do not remove any cooler hoses or the drain screw when the engine is hot A mixture of 50 antifreeze liquid and 50 destilled water is used as coolant However the antifreeze protection must be at least 25 C 13 F This mix ture offers antifreeze protection but also good corrosion protection and should therefore not be replaced by pure water CAUTION For the cooling system use only with high grade antifreeze Motorex Anti Freeze Using lower grade antifreeze agents can cause corrosion and coolant foaming Pressure induced by heating of the coolant in the system is controlled by a valve in the radiator cap 4 a water temperature rising up to 120 C 248 is admis sible without fear of problems Checking coolant level The coolant should be 10 mm 0 4 in above the radiator fins when the engine 15 cold see illustr In the event of the coolant being drained always fill and bleed t
6. and drain the used oil into an appropriate container Clean the sealing surface Mount the oil drain plug together with its gasket and tighten to 15 Nm Remove the filler plug 4 and add 0 30 gear oil 20W30 e g Motorex Top Speed 4T 15W50 Mount the filler plug and check the engine for leaks AN WARNING Not enough oil or a poor oil quality lead to premature wear of the transmis sion Therefore use only high quality oils e g Motorex Top Speed 4T 15W50 TROUBLE SHOOTING gt If you let the specified maintenance work on your motorcycle be carried out disturbances can hardly be expected Should an error occur nevertheless we advise you to use the trouble shooting chart in order to find the cause of error We would like to point out that many operations cannot be performed by oneself In case of uncertainty please contact a KTM dealer TROUBLE CAUSE REMEDY Engine fails to start Operating error The motorcycle has been out of operation for a longer period of time Therefore old fuel has accu mulated in the float chamber Fuel supply interrupted Electrode distance too great Plug fouled by oil wet or bridged Ignition wire or spark plug connector damaged Kill button wire or short circuit switch faulty Loose ignition cable connectors Spark too weak Water in the carburetor and jets blocked Open fuel tap replenish fuel do not use choke The easily inflammable components of the new fuels evapo r
7. be sure to wear protective gear yourself whenever rid ing a motorcycle Only use accessory parts recommended by KTM The front and rear wheel are only allowed to be tired with tires that have the same profile type Your youngster s driving speed should always be adjusted to his her driving skills as well as to the terrain Your youngster should never be allowed to ride the motorcycle without supervision Replace the helmet visor or goggle glasses early enough When light shines directly on a scratched visor or goggles you will be practically blind Never leave your motorcycle without supervision as long as the engine is running SX models are designed for one person only Passengers are not allowed These models do not comply with the regulations and safety standards established by the law Therefore they are not per mitted on public roads Always keep in mind that other people feel molested by exces sive noise What you should check before each start When you start off the motorcycle must be in a perfect technical condition For safety reasons you should make it a habit to perform an overall check of your motorcycle before each start The following checks should be performed 1 CHECK TRANSMISSION OIL LEVEL A lack of gear oil leads to premature wear and finally results in destruc tion of the gear wheels 2 FUEL Check that there is sufficient fuel in the tank when closing the filler cap check that the tank ventin
8. Check brake performance Lubricate and adjust actuating gas cable and nipples Remove and clean dust sleeves of telescopic fork at regular intervals Bleed fork legs regularly Clean and lubricate chain check tension and readjust it if necessary Clean air filter and filter box Check tire inflation pressure and wear e E Check fuel line for leaks Drain and clean float chamber Verify smooth operation of all controls Treat exposed metal components except for the brake and exhaust systems with wax based anti corrosion agents Treat all electric plug in connections with contact spray Check all screws nuts and hose clamps for their tight fit at regular intervals ADDITIONAL SERVICE WORK TO BE PERFORMED UNDER A SEPARATE ORDER every 20 hours Check the reed type intake valve for wear Check the clutch discs for wear Check the length of the clutch springs Check the cylinder and piston for wear Check the eccentricity of the crankshaft journal Check the radial clearance of the conrod bearings Check the radial clearance of the piston pin main bearing Check the crankshaft main bearing for wear Replace the crankshaft bearings and conrod bearings Check the entire transmission including roller and bearings for wear Perform complete fork maintenance Perform complete suspension strut maintenance Clean and lubricate the swinging arm bearing Clean and lubricate the steering
9. after 1000 hours of using Idling range A Adjusting the idle speed Operation with closed throttle valve This range Is influenced by the position of the air control screw 1 and the air control screw 2 Only make adjust ments when the engine Is hot To this end slightly increase the idling speed of the engine by means of the air control screw Turning it clockwise produces a higher idling speed and turn ing the screw counterclockwise produces a lower idling speed Create a round and stable engine speed using the air control screw basic position of the air control screw open by 1 turns Then adjust to the normal idling speed by means of the air control screw Opening up Engine behavior when the throttle opens The idle jet and the shape of the throttle valve influences this range If despite good idling speed and part throttle setting the engine sputters and smokes when the throttle is fully opened and develops its full power not smoothly but suddenly at high engine speeds the mixture to the carburetor will be too rich the fuel level too high or the float needle Is leaking Part throttle range C Operation with partly open throttle valve This range is only influenced by the jet needle shape and position The optimum part throttle setting is controlled by the idling setting in the lower range and by the main jet in the upper range If the engine runs on a four stroke cycle or with reduced power when it is accelera
10. and tighten it to 4 Nm open fuel tap and check the float chamber for leaks y WARNING OOOO Fuel is easily flammable and toxic When handling fuel be sure to exercise the utmost caution Never perform any work on the fuel system near of open flames or burning cigarettes Always allow the engine to cool off first Immediately clean up any fuel which may have been spilled Materials satu rated with fuel are also easily flammable In case you ingested fuel or fuel splashed into your eyes consult a doctor immediately Dispose of the fuel properly Checking gear oil level An inspection glass 2 on the left side of the engine allows easy checking of the gear oil level Warm up the engine then turn it off and wait two minutes until the oil has flown back into the gearbox case Park the motorcycle straight on a horizontal surface and check the oil level The oil level must not drop below the MIN mark of the inspection glass Note If the motorcycle is not parked properly for the oil level inspection it will not be possible to achieve a reliable result If necessary add gear oil 20W30 e g Motorex Top Speed 4T 15W50 d WARNING eee Not enough oil or a poor oil quality lead to premature wear of the transmission Therefore use only high quality oils e g Motorex Top Speed 4T 15W50 Changing gear oil Before changing the gear oil warm up the engine and park the motorcycle on a horizontal surface Remove the oil drain plug 3
11. effect of the front brake How to change the handlebar position The handlebar position can be readjusted by 22 mm Thus you can put the handlebar in the position that is the most convenient for you The upper triple clamp 2 includes 2 bores arranged at a distance of 15 mm 0 6 in from one another The bores at the handlebar support 3 are offset from the cen ter by 3 5 mm 0 13 in Accordingly you can mount the handlebar in 4 dif ferent positions For this purpose remove screws 4 of the handlebar clamps and screws 5 of the handlebar support Position handlebar support and tighten screws 5 to 40 Nm Mount handlebar and handlebar clamps and tighten screws 4 to 20 Nm The gap between the handlebar support and handlebar clamps should be the same size in the front and in the rear Y WARNING The screws 5 must be secured with loctite 243 Changing spring preloading of the shock absorher This is easily done NOTE Before changing the spring preload note down the basic setting e g how many threads are visible above the adjusting ring Loosen the locking ring 6 with the hook spanner Change the spring preload with the adjusting ring 7 and re tighten the locking ring 6 BASIC SETTING SPRING PRELOAD 7 mm 0 28 in d WARNING Oe The damping unit of the shock absorber is filled with high compressed nitro gen Never try to take the shock absorber apart or to do any maintenance work yourself Severe injur
12. foot brake pedal 2 WARNING If this clearance is missing pressure accumulates in the braking system and the brake pads begin to rub The braking system overheats and can com pletely in extreme cases AND ENGIN Checking the rear brake fluid level The reservoir for the rear disk brake is on the right side of the motorcycle on the rear brake cylinder No air bubble should be visible in inspection glass when the vehicle 1 parked in a vertical position Y WARNING OOO If the brake fluid level drops below the upper edge of the inspection glass this indicates that the brake system is either leaking or the brake shoes com pletely worn Refilling the rear brake fluid reservoir Remove the screws 1 and take off the cover 2 and diaphragm 3 The brake pistons must be pushed back to their basic position Fill DOT 5 1 brake fluid e g Motorex Brake Fluid DOT 5 1 up to 10 mm under the upper edge of the reservoir Remount the diaphragm cover and screws and actuate the foot brake lever until you feel the point of pressure again Wipe any overflowing or spilled brake fluid off with water Y WARNING m Actuate the foot brake lever until you feel the point of pressure again Never use DOT5 brake fluid It is based on silicone oil and of a purple color Seals and brake hoses must be especially adapted to it Store brake fluid out of reach of children Brake fluid can cause skin irri
13. the engine is flooded 1 Close fuel tap 2 Start engine with full throttle If necessary unscrew spark plug and dry it 3 Once the engine is running open fuel tap again Starting off Pull the clutch lever Put the engine into first gear slowly release the clutch lever and accelerate at the same time AN WARNING OOO Always remove the plug in 3 stand before your child rides the motorcycle Shifting Riding You are now in first gear referred to as the drive or uphill gear Depending on the conditions traffic hill size etc you can shift to a higher gear Turn down the throttle at the same time pull clutch lever in and shift to the next higher gear Let clutch lever go again and open the throttle If you turned on the choke make sure you turn it off again as soon as engine is warm When shifting down use the brakes if necessary and turn down at the same time Pull clutch lever and shift down to the next lower gear Let the clutch lever go slowly and open throttle or shift down again WARNING After falling with motorcycle check all its functions thoroughly before using it again twisted handlebar must always be replaced Do not adjust handle bar it will lose stability AR p s AY e A TES Y PES ts D CAUTION Driving a cold engine at high speed will reduce the of the engine We recommend to warm the engine up at a medium engine speed for s
14. 17 Instructions for the first ride 10 KICKSESITGE 4 candi he R3 RUE ERES RE Aa Me done Mews 8 Maintenance work on chassis and engine 16 Operation instruments 6 Periodic maintenance schedule 14 aires o te irda ee tue 8 Rebound damping function of the shock absorber 8 Refilling the rear brake fluid reservoir 29 Refueling fuel asser a e e e 13 Removing and installing front wheel 24 Removing and installing the rear wheel 2b Removing the seat 26 Replacing the front brake pads 22 Replacing the rear brake pads 24 RUE Le tend a Een e at un deal a e ct o Resa 10 Serial number locatioflS 2a ves eR RR REX E 6 SDITEIBMOE 3095 wes X 3e Reb ok ng ac I e pa C oo C abd 12 DURON dear RS te died at EROR yg tank 7 12 Starting when the engine is cold 12 starting when the engine is warm 12 RS A sedere E dette o e on 13 LOLA RR Ap REDE 33 Technical Specifications Engine 35 Technical Specifications Chassis 34 Hres PIESSUNES kaaa mesa RO v on Ceca Y a DR nce 25 To determine the sag of the shock absorber 18 To determine the sag of the telescopic fork 18
15. 2 1 4 Nm 40 Nm 40 Nm Hexagon nut swingarm bolt M 12x1 Clamping screws upper fork bridge M 8 40 Nm 25 Nm Clamping screws lower fork bridge M 8 screw handlebar clamp M 8 Spoke nipple 25 Nm 20 Nm Other chassis screws TECHNICAL SPECIFICATIONS ENGINE ENGINE CR 65 Design Liquid cooled single cylinder two stroke engine with reed valve intake Displacement 64 85 ccm Bore stroke 45 40 8 1 77 1 6 in Fuel SUPER fuel research octane no 95 mixed with high grade two stroke oil Oil gasoline ratio 1 60 when using high grade two stroke oil e g Motorex Cross Power 2T when in doubt please contact our importer Lubrication mixture lubrication Crankshaft bearing 2 deep groove ball bearing Connecting rod bearing needle bearing Piston pin bearing needle bearing Piston rings compression ring Primary drive straight cut spur gears 23 75t Transmission 6 speed claw actuated Gear ratio lst gear 13 37 2nd gear 16 34 3rd gear 18 31 Ath gear 21 30 5th gear 23 28 6th gear 24 26 Transmission oil 0 30 liter 0 0792 USgal gear oil e g Motorex Top Speed 4T 15W50 Ignition system Moric Digital 2M1 Spark plug NGK BR 8 ECM Electrode gap 0 60 mm 0 0236 in Carburetor Mikuni VM 24 505 Coolant 0 55 liter 0 145 Usgal 50 antifreeze 50 destilled water at least 25 C 13 F Air filter wet foam type air filter insert BAS
16. 2007 65 SX ART NR 3 211 142 EN INTRODUCTION gt Now you own a modern motorcycle that you and your youngster will certainly enjoy provided that you serv ice and maintain it properly Please insert the serial numbers of the motorcycle below Chassis number Engine number Stamp of dealer AIT information contained is without obligation KTM Sportmotorcycle AG particularly reserves the right to modify any equipment technical specifications prices colors shapes materials services service work constructions equipment and the like so as to adapt them to local conditions or to cancel any of the above items all without previous announcement and without giving reasons KTM may stop manufactur ing certain models without previous notice KTM shall not be held liable for any deviations of availabil ity and or ability to deliver illustrations descriptions printing and or other errors The illustrated models partly contain extra equipment which is not applied to standard models 2006 by KTM SPORTMOTORCYCLE AG Mattighofen AUSTRIA rights reserved Reprint also in extracts with written allowance of KTM SPORTMOTORCYCLE AG Mattighofen only In accordance with the international quality management ISO 9001 standard KTM uses 27099 Quality assurance processes that lead to the highest possible product quality INTENDED PURPOSE KTM mini sports motorcycles are designed and constructed t
17. For the safety of your child only use spare parts and accessories approved by KTM KTM shall not assume any liability for other products or consequential damage resulting from the use of such products When special needs arise please contact a KTM dealer who will seek the assistance of the KTM importer If necessary SAFETY Parents should keep in mind that the safety of their youngsters always depends on the efforts made by the parents to ensure that the motorcycle is kept in good working order and only used on safe terrains Nevertheless driving the motorcycle like driving any other vehicle involves a potential risk Therefore please make sure that all fundamental precautions are taken Please also read the INFORMATION ON SAFE DRIVING FOR PARENTS on page 4 TRANSPORT When transporting your motorcycle secure it with elastic straps or other mechanical devices in an upright position Be sure that the fuel tap is closed the motorcycle topples over fuel can flow out of the car buretor or fuel tank ENVIRONMENT Riding an off highway motorcycle is a wonderful form of outdoor recreation and we certainly hope that you and your youngsters will enjoy it to the full However this enjoyable outdoor activity can cause envi ronmental problems or lead to conflicts with other people Responsible use of the motorcycle will prevent such problems and conflicts You can contribute to securing the future of motorcycling by making sure that you and you
18. IC CARBURETOR SETTING CARBURETOR MIKUNI VM 24 505 Main jet 200 Needle jet 864 0 0 Idling jet 25 Jet needle 5114 Needle position from top IV Throttle valve 1 5 starting jet 30 Air adjustment screw open 1 TIGHTENING TORQUES ENGINE Hexagon nut primary gear Collar nut flywheel M 10x1 25 screw cylinder head M 7 Collar nut cylinder base M 8 Hexagon screw inner clutch hub Loctite 243 60 Nm Screw clutch 12 Nm Oil drain screw Screws clutch cover Kickstarter stop plate Screws stator M 4 2 Nm shift drum locating device M 6 12 Nm Drain plug carburetor SW 17 4 Nm Other screws engine M 5 6 Nm M 6 12 Nm Page Adjusting the free travel at the hand brake lever 20 Adjusting the throttle cable 28 Basic suspension setup for the weight of the driver 18 Bleeding of the hydraulic clutch 27 SGA sy dice Bec RE Bran 13 Breather plug front fork 16 Carburetor adjustment 29 Chain maintenance Grease Gas 19 Changing basic position of the brake pedal 22 Changing gear oil See ans ce ce oe 30 Changing spring preloading of the shock absorber 17 Changing the original position of the clutch lever 28 CHASSIS NUMDEF Aviad Rak UE CREER UR des 6 Checking and adjusting the steering head bearing
19. III bare 8 GENERAL TIPS AND WARNINGS FOR STARTING THE MOTORCYCLE nl une 10 Instructions for the first ride 10 bad ES ee RL Le aa 10 DRIVING INSTRUCTIONS 2 2 3 22 5 dotes 11 What you should check before each start 11 Starting when the engine is cold 12 Starting when the engine is warm 12 What to do when the engine is flooded 12 a ruf Ede tion ae Bi uf ardet Oa obti an e ts 12 244 ewe EN ROI e OP CC 12 Breakin ri Lans RUE deste HUE S doles NUI den 13 SLODDING ax SEC ES Qs 13 Refueling fuel ec eR RU CREAR es 13 PERIODIC MAINTENANCE SCHEDULE 14 MAINTENANCE WORK ON CHASSIS AND ENGINE 16 Checking and adjusting the steering head bearing 16 Breather plug front fork 16 Cleaning the dust sleeves of the telescopic fork 17 How to change the handlebar position 17 Changing spring preloading of the shock absorber 17 Basic suspension setup for the weight of the driver 18 To determine the sag of the shock absorber 18 To determine the sag of the telescopic fork 18 Page Checking chain tension 19 Correcting chain tension 19 Chain maintenance san ee 19 General information about KTM disc brakes 20 Adjusting the free travel at the hand br
20. KTM workshop to make sure your clutch operates smoothly Bleeding the hydraulic clutch If the clutch lever starts to feel unresponsive the clutch control system needs to be bled You will need a bleeder syringe special tool and biodegradable hydraulic oil Both are available from your KTM dealer Turn the handlebar until the master cylinder is in a horizontal position remove the screws 6 the cover 7 and the rubber boot 8 Fill the bleeder syringe 9 with biodegradable hydraulic oil Motorex Kupplungs fluid 75 Remove the bleeder screw 10 from the slave cylinder and mount the bleeder syringe Press oil into the system until the oil runs out of the hole 11 in the master cylinder without bubbles Occasionally extract the oil from the master cylinder reservoir to keep it from overflowing After you finish bleeding remove the bleeder syringe mount the bleeder screw correct the oil level in the reservoir and mount the cover see above 10 mm when engine is cold AND ENGIN Changing the original position of the clutch lever The adjusting screw 1 can be used for individual adjustment of the original position of the clutch lever thus allowing adjustment to an optimal position for every hand size Turning the adjusting screw counterclockwise reduces the distance between the clutch lever and the handlebar Turning the adjusting screw clockwise increases the distance between the clutch lever and the handlebar
21. OOOO tis very important to keep the brake disk free from oil and fatty matters Otherwise the braking effect would be strongly reduced After mounting make sure the retaining bracket is in place After working on the braking system one must always actuate the hand brake lever or foot brake lever respectively so as to ensure that the brake pads will lie against the brake disk and the pressure point is established Removing and installing front wheel To remove the front wheel jack the motorcycle up on its frame so that the front wheel no longer touches the ground Loosen the collar screw 3 Loosen the 2 clamping screws 4 on the fork fists Hold the front wheel pull out the wheel spindle 5 Remove front wheel carefully from the fork CAUTION Donotoperate the hand brake when the front wheel has been dismounted Make sure the brake disc is always on top when you lay down the wheel otherwise the brake disc can be damaged Insert the front wheel in the fork and adjust to the right position Mount the wheel spindle 5 and tighten the clamping screws on the right fork leg slightly Degrease the thread on the collar screw and apply Loctite 243 Mount the collar nut and tighten to 40 Nm Take the motorcycle off the stand and bounce the fork hard a few times to align the fork legs Then tighten clamping screws to a max torque of 10 Nm y WARNING f you don t happen to have a torque wrench at
22. TER PERIOD OF STORAGE ates 33 TECHNICAL SPECIFICATIONS CHASSIS 34 TECHNICAL SPECIFICATIONS ENGINE 35 INDEX out ap ee ee Bee ra desi Perf trs es ons Chassis number The chassis number is stamped on the right side of the steering head tube Enter this number in the field on page no 1 Engine number The engine number is stamped into the engine housing underneath the carburetor Enter this number in the field on page no 1 Clutch lever The clutch lever 1 is located on the left side of the handlebar The adjust ing screw A is used to change the original position of the clutch lever see maintenance work on chassis and engine The clutch is hydraulically actuated and adjusts itself automatically Hand brake lever The hand brake lever 2 is mounted on the handle bars on the right and actu ates the front wheel brake The adjusting screw B can be used to change the basic position of the hand brake lever see maintenance work on chassis and engine Short circuit button The short circuit button 1 turns off the engine When pressing this button the ignition circuit is short circuited Filler cap To open it turn filler cap counter clockwise To close it put filler cap back on and tighten it by turning it clockwise Install tank breather hose 2 without kinks Fuel tap The fuel tap 3 is located on the left side of the tank Opening the fuel tap Turn the kn
23. agm the cover and the screws and actuate the hand brake lever until you feel the point of pressure again Wipe off any overflowing or Spilled brake fluid with water Y WARNING OOOO Actuate the hand brake lever until you feel the point of pressure again Never use DOT 5 brake fluid It is based on silicone oil and of a purple color Seals and brake hoses must be especially adapted to it Store brake fluid out of reach of children Brake fluid can cause skin irritation Avoid contact with skin and eyes If you get brake fluid in your eyes rinse with plenty of water and consult a doctor CAUTION Don t let brake fluid get in contact with paint it is an effective paint remover Use only clean brake fluid taken from a tightly sealed container Checking front brake pads Inspect the brake pads from in front of the vehicle The linings must be at least 1 mm 0 04 in thick AN WARNING OOOO At their most worn point brake pad linings should not be thinner than 1 mm 0 04 in otherwise they could lead to brake failure For your own safety don t put off having your brake pads changed CAUTION If the brake pads are replaced too late so that the lining is partly or entirely worn the steel components of the brake pad will rub against the brake disc thereby imparing the braking effect and destroying the brake disc AND ENGIN Replacing the front brake pads Remove the front wheel see fro
24. ake lever 20 Checking refilling the front brake fluid level 21 Checking front brake pads 21 Replacing the front brake pads 22 Changing basic position of the brake pedal 22 Checking the rear brake fluid level 23 Refilling the rear brake fluid reservoir 23 Checking rear brake pads 23 Replacing the rear brake pads 24 Removing and installing front wheel 24 Removing and installing the rear wheel 25 Tires air pressure 25 Checking spoke tension 20 Removing the seat 26 Cleaning the air filter 26 aude d eet odit octo c dee i edad des 27 Checking the oil level of the hydraulic clutch 2 Bleeding of the hydraulic clutch 2 Changing the original position of the clutch lever 28 Cooling system X DEA Gree ans eds SONA 28 Checking coolant level 28 Adjusting the throttle cable 28 Carburetor adjustment 29 Draining the float chamber of the carburetor 30 Checking gear oil level 30 Changing gear Oil a ava wx v dep OCA CR CONTR 30 TROUBLE SHOOTING Roy Qoo dd 31 CLEANING 8 8 329 d Raia deus Rr dez S pr dd des 33 STORAGE usua do a 33 USE AF
25. ate during longer periods of standstill When the motorcycle has been out of operation for more than a week it is therefore recommended to drain the old fuel from the float chamber The engine will immediately start off when the float chamber is filled with new fuel Close fuel tap loosen fuel hose at carburettor lead into a basin and open fuel tap if fuel leaks out clean carburettor if no fuel leaks out check tank ventilation i e clean fuel tap Reduce electrode distance 0 60 mm Clean spark plug or renew Dismount spark plug connect ignition cable hold to ground blank place on engine and actuate kickstarter a strong Spark must be produced at the spark plug f no spark is produced loosen spark plug cap from igni tion cable hold about 5 mm from ground and actuate kickstarter spark now occurs replace spark plug cap f no spark is produced control ignition system Disconnect black coloured cable from short circuit button at ignition coil and check ignition spark If the spark is O K repair defective part of cable or ignition switch Inspect cable connectors Examine ignition system Dismantle and clean carburetor Idle adjusting screw out of adjustment Engine without idle running Ignition system damaged Wear Readjust idle running or replace idle adjusting screw Examine ignition system Overhaul engine Engine has not enough power Charred glass fiber yarn in silencer Air
26. bsequently the bearing seats in the frame will be destroyed The steering head bearings should be regreased at least once a year i e Motorex Long Term 2000 Breather plug front fork The telescopic fork should be ventilated at regular intervals Jack up the motor cycle until the front wheel no longer touches the ground Unscrew vent screws 3 several turns to let any excess pressure escape from the inside of the fork CAUTION Excessive pressure in the interior of the fork can cause leaks in the fork your fork is leaking it is recommended to open the breather plugs before hav ing the seals replaced AND ENGIN Cleaning the dust sleeves of the telescopic fork The dust protection bellows 1 are to remove dust and coarse dirt particles from the fork tube However after some time dirt may also get in behind the dust protection bellows If this dirt is not removed the oil sealing rings located behind it may start to leak Use a screwdriver to lift the dust protection bellows out of the outer tubes and slide them downward Clean the dust protection bellows outer tubes and fork tubes thoroughly and oil them thoroughly with Universal oil spray Motorex Joker 440 or engine oil Then push the dust protection bellows into the outer tubes by hand Y WARNING No oil may reach the front tire or the brake disks since this would consider ably reduce the tire s road grip and the braking
27. cover from the air filter box Unclap the filter holder 3 swing back and remove air filter 4 plus filter carrier 5 from the filter box CAUTION Do not clean foam filter with fuel or petroleum since these damage the foam KTM recommends the products of the company Motorex for air fil ter maintenance Bio Dirt Remover and Liquid Bio Power Never start your motorcycle without any air filters Otherwise dust and dirt may penetrate and cause damage and increased wear Dust and dirt can accumulate and damage the engine if the air filter is not mounted correctly Thoroughly wash the foam filter in special cleaning fluid and allow to dry well Only press out the filter do not wring out under any circumstances Oil the dry foam filter with a high grade filter oil Also clean the air filter box Check carburetor collar A for damage and that it is fitted correctly Mount the air filter 4 on the filter support 5 Grease the front side of the filter to improve the seal Mount the air filter and the filter support in the filter box Make sure they are centered and lock into place with the filter holder 3 AND ENGIN Exhaust system The silencer is filled with glass fiber yarn for damping When in use the glass fiber yarn becomes loose or coked with oil carbon This can lead to a power 1055 and a reduction of the silencer damping The glass fiber yarn packing can be replaced in a few easy steps To replace remove
28. e moly steel frame telescopic fork Marzocchi USD 35 Fork Wheel travel front rear Rear suspension 220 mm 8 7 in 270 mm 10 7 in central shock absorber WP Suspension 3614 BAVP Front brake Rear brake Tires Disc brake 198 mm 7 8 in 4 piston Disc brake 160 mm 6 3 in 2 piston front Pirelli 60 100 14 MT32A 29M rear Pirelli 80 100 12 MT320 50M Air pressure Fuel tank capacity front rear 1 0 bar 14 psi 1 0 bar 14 psi 3 3 liter 0 87 USgal Final drive ratio Chain Steering angle 14 50 1 2 x 1 4 64 5 112 rolls Wheel base Seat height unloaded 1137 mm 44 7 in 750 mm 30 in Ground clearance Dead weight without fuel Rider s body height 290 mm 11 5 in 55 6 kg 122 7 165 max 160 cm 63 in Rider s body weight Recommended age of rider max 50 kg 22 7 165 8 to 12 years Engine CR 65 STANDARD ADJUSTMENT FORK MARZOCCHI USD 0 35 Spring 3 14 N mm STANDARD ADJUSTMENT SHOCK ABSORBER Preload bushing length 10 mm Rebound adjuster Air chamber length 120 mm Fork oil SAE 5 TIGHTENING TORQUES CHASSIS Compression adjuster 3 6 Spring 40 220 Hexagon screw brake caliper M 8 Loctite 243 20 Nm Loctite 243 14 Nm Flat head screw brake discs M 6 10 9 AH screw rear brake pad M 5 Hexagon nut front wheel spindle M 10 Hexagon nut rear wheel spindle M 1
29. easure the dis tance between the same two points with the load on the motorcycle to establish dimension B The sag is the difference between dimensions A and B EXAMPLE Motorcycle jacked up dimension 430 mm Motorcycle on ground with driver seated dimension B 340 mm Dae de da ee ages eee 90 mm The sag should be 90 mm 5 mm If the sag is lower the spring preload of the shock absorber must be reduced if the sag Is higher the spring preload must be increased see Changing spring preloading of the shock absorber To determine the sag of the telescopic fork Jack up the motorcycle until the rear wheel no longer touches the ground Measure the distance between the upper edge of the slider tube and the triple clamp and write it down as dimension C Have your child sit on the motorcycle in a normal seating position feet on the footrests wearing full protective clothing and bounce up and down a few times to allow the telescopic fork to become level Holding your child and the bike have another person measure the dis tance between the same two points with the load on the motorcycle to establish dimension D The sag is the difference between dimensions C and D EXAMPLE Motorcycle jacked up dimension C 220 mm Motorcycle on ground with driver seated dimension D 180 mm a da aoe eg a a ee Ee ee ee ee EI NS ee
30. ed to apply hand brake with appropriate pressure To familiarize your youngster with the operation of the hand brake let him or her practice to operate the hand brake while you are pushing the motorcycle Do not start the engine before he or she is thoroughly familiar with the use of the hand brake Initially your youngster should ride back and forth between two persons who help the young rider to stop the motorcycle However you should also teach your youngster how to stop the motorcycle himself herself To improve his her riding skills your youngster should practise riding the motorcycle standing on the footpegs or to riding at the slowest possible speed Additionally you can arrange a series of obstacles and have your youngster drive around them etc Pay attention to the running in procedure Running in Do Even very precisely machined sections of engine components have rougher surfaces than components which have been slid ing across one another for quite some time Therefore every engine needs to be broken in For this reason during its first 30 minutes the engine must not be revved up to its perform ance limits Apply low but changing loads for running in CAUTION not drive at full load for the first 30 minutes ARIIN a Have your youngster wear proper protective gear whenever he or she rides the motorcycle helmet eye protection chest back arm and leg protectors gloves and boots To set a good example
31. en designed in such a way that even if the brake pads are worn it is not neces sary to top up the brake fluid If the brake fluid level drops below the mini mum level either the brake system has a leak or the brake pads are completely worn In this case consult an authorized KTM dealer immediately BRAKE FLUID KTM fills the brake system with Motorex Brake Fluid DOT 5 1 one of the best brake fluids currently available We recommend that you continue to use it DOT 5 1 brake fluid is based on glycol ether and of an amber color If you do not have any DOT 5 1 for refilling you may use DOT 4 brake fluid DOT 4 shown on the lid means minimum standard However you should replace it as soon as possible by DOT 5 1 A Have the brake fluid changed at least once annually If you wash your motor cycle often the brake fluid should be changed even more frequently Brake fluid tends to absorb water Therefore vapor pockets may form in old brake fluids even at low temperatures causing the brake system to fail BRAKE DISCS Due to wear the thickness of the brake disc in the area of the contact face 1 of the brake pads decreases The brake disk must be at least 2 80 mm thick at the thinnest point A Check the thickness of the brake disk at several points Y WARNING A brake disk worn down to less than 2 80 mm is a safety risk Have brake disk replaced as soon as it reaches the service limit Have any repairs o
32. essure below the normal level will lead to premature tire wear Checking spoke tension The correct spoke tension is very important for the stability of the wheels and thus for riding safety A loose spoke causes the wheel to become unbalanced and before long other spokes will have come loose Check spoke tension espe cially on a new motorcycle at regular intervals For checking tap on each spoke with the blade of a screwdriver see photo A clear tone must be the result Dull tones are indicators of loose spokes If necessary have the spokes retightened and the wheel centered by a KTM dealer y WARNING Spokes can tear if you continue to ride with them loose This may lead to an unstable handling of your motorcycle Excessively tensioned spokes may rupture due to local overloading The spokes must be tensioned to 3 Nm AND ENGIN Removing the seat By using the quick release mechanism 1 the seat can be removed without using tools Turn the quick release mechanism about 180 counter clockwise and lift up the rear of the seat Pull the seat backwards and unhook it from the fixing screw 2 To mount the seat position seat on the fixing screw 2 and tank push forward and fix with the quick release Y WARNING Oe If not correctly mounted the seat can slip while you are driving and cause you to loose control of your motorcycle Cleaning the air filter To do this remove the seat and the air filter
33. etting wheel 2 Turn the setting wheel clockwise in to increase and counterclockwise out to reduce the damping effect SIANDARD ADJUSTMENT Position 6 at the mark A Plugin stand A socket is provided on the left side of the frame into which you can plug the stand 3 HSITINS Ins AR p s A 5 Ly Bre A 251 5 y s Y PES D tructions for the first ride Make sure the work for the pre delivery inspection was per formed by your authorized KTM workshop The DELIVERY CER TIFICATE and SERVICE MANUAL will be handed over when you pick up your vehicle Before your youngster takes his or her first ride explain how each of the controls works and check if your youngster has under stood what you explained We recommend to review the entire owner s manual with your youngster item by item paying par ticular attention to the specially marked warnings and point ing out the danger of injury Adjust the clutch lever hand lever and foot brake pedal so your child can operate them easily To prevent injury teach your youngster the basic riding skills on soft ground e g on a meadow or in the garden Be sure that there is room enough to maneuver and that no other riders are close To ensure that your youngster gets the feel of the hand brake have your youngster operate the hand brake while you push the motorcycle Do not start the engine before your youngster has learn
34. event the thread from jamming AN WARNING m f you don t happen to have a torque wrench at hand make sure you have the tightening torque corrected by a KTM dealer as soon as possible A loose axle may lead to an unstable driving behavior of your motorcycle After mounting the rear wheel keep operating the rear brake until the pres sure point returns t is very important to keep the brake disk free from oil and fatty matters eitherwise the braking effects would be strongly reduced Tighten the hexagon nut to the required torque A loose wheel spindle may lead to an unstable behavior of your motorcycle Tires air pressure Tire type tire condition and air pressure level affect the way your motorcy cle rides and they must therefore be checked whenever you are getting ready to go anywhere on your motorcycle Tire size can be found in the technical specifications Tire condition has to be checked every time you want to ride your motorcycle Before leaving check tires for punctures and nails or other sharp objects that might have become embedded in them Tire pressure should be checked regularly on a cold tire Proper pressure 1 0 bar ensures optimum driving comfort and extends the life of your tires AN WARNING em Damaged tires must be replaced immediately to protect your youngster Worn tires can have a negative effect on how the motorcycle performs especially on wet surfaces Tire pr
35. everal minutes before switching to full load Never have the throttle wide open when changing down to a lower gear The engine will overrev damaging the valves In addi tion the rear wheel blocks so that the motorcycle can easily get out of control If the engine runs without throttle during longer downhill travel the engine should be accelerated occasionally to ensure that it is supplied with sufficient lubricant which is mixed in the fuel In the event that while your child is riding on the motorcycle you notice any unusual operation related noise your child should stop immediately turn the engine off and contact an authorized KTM dealer Braking Turn off the gas and apply the hand and foot brakes at the same time When driving on sandy wet or slippery ground use mainly the rear wheel brake Always brake with feeling blocking wheels can cause you to skid or fall Also change down to lower gears depend ing on your speed AM Incase of rain after washing the motorcycle after rides through water and in case of rides on wet off road tracks humid or dirty brake discs can delay the braking effect The brakes must be pulled until they are dry or clean Dirty brake discs cause increased tear of brake pads and brake discs When you brake the brake discs brake pads brake caliper and brake fluid heat up The hotter these parts get the weaker the breaking effect In extreme cases the entire braking system can fail
36. filter obstructed Fuel supply partly interrupted or blocked Loss of compression through loose Spark plug Exhaust system damaged Engine has not enough preignition Renew filling Clean or renew airfilter Blow through fuel pipe and clean carburetor Tighten spark plug Check exhaust system for damage Check and adjust ignition TROUBLE CAUSE REMEDY Engine has not enough power Reed paddles tensionless dam aged surface of reed valve housing damaged Wear Replace reed paddles or reed valve housing Overhaul engine Engine revs not up and running in four stroke cycle High rpm misfiring Engine spluters into the carburetor Carburetor overflows if level adjust too high float needle seating is dirty or enlarged Loose carburetor jets Incorrect heat range spark plug or low quality spark plug Loose corroded or non conductive ignition socket connector Lack of fuel Spark plug with incorrect heat value Ignition by incandescence Engine takes air out of control Clean carburetor if necessary replace float needle and adjust level Tighten jets Refer to technical data section Check and seal with silicon Clean fuel pipes examine tank aeration and clean Fit correct spark plug Check intake flange and carburettor if firmly setted Engine overheating Insufficient liquid in cooling system Radiator fins clogged Frothing in cooling system Pinched or kinked wate
37. g hose is free of kinks 3 CHAIN A loose chain was fall off the chain wheels an extremely worn chain may tear and insufficient lubrication may result in unnecessary wear of the chain and chain wheels 4 TIRES Check for damaged tires Tires showing cuts or dents must be replaced Also check the air pressure Insufficient tread and incorrect air pressure deteriorate the driving performance 5 BRAKES Check the correct functioning of the braking system Verify that there is sufficient brake fluid in the reservoir The reservoirs have been designed in such a way that brake fluid does not need to be refilled even when the brake pads are worn the level of brake fluid falls below the minimum value this indicates a leak in the braking system or completely worn out brake pads Always have the brake system checked by a KTM workshop to avoid brake failure Also check the state of the brake hose and the thickness of the brake linings Check free travel at the hand brake lever and foot brake lever CAUTION If the resistance in the hand brake lever feels spongy too much play this Is an indication that something is wrong with the brake system Don t let your child ride the motorcycle anymore without first having the brake system looked over by a KTM dealer 6 CABLES Check correct setting and easy running of all control cables 7 COOLING FLUID Check the level of cooling fluid when the engine is cold Starting when the eng
38. g the exhaust pipe to prevent water ingress You should use commercially available detergents to clean the motorcycle Heavily soiled parts should also be cleaned with the help of a paint brush After the motorcycle has been rinsed with a soft water jet it should be dried by air pressure and a cloth Then take a short drive until the engine has reached its operating temperature and also operate the brakes The heat also causes the water at the inac cessible parts of the engine and the brakes to evaporate Slide back the protective covers on the handlebar mounted instruments so that any water that may have seeped into this part of the motorcycle is allowed to evaporate After the motorcycle has cooled down oil and grease all the gliding bearing parts Also treat the chain with a chain spray To prevent failures in the electric system you should treat the short circuit button with a contact spray If you want to put your motorcycle away for longer periods of time please observe the following instructions Clean motorcycle thoroughly see chapter CLEANING Change engine oil old engine oil contains aggressive contaminations Check antifreeze and amount of cooling liquid Let the engine warm up again close fuel tap and wait until the engine dies off by itself In this way the carburetor jets are prevented from becoming resin clogged by the old fuel Remove spark plug and fill in approx 5 ccm of eng
39. hand make sure you have the tightening torque corrected by a KTM dealer as soon as possible A loose axle may lead to an unstable driving behavior of your motorcycle After mounting the front wheel keep operating the hand brake until the pressure point returns t is very important to keep the brake disk free from oil and fatty matters otherwise the braking effects would be strongly reduced AND ENGIN Removing and installing the rear wheel Jack the motorcycle up by the frame Remove the hexagon nut 1 of the wheel spindle together with the washer 2 and remove the chain adjuster 3 Hold the rear wheel and pull out the wheel spindle Turn the rear wheel forwards and take the chain off the rear sprocket Pull the rear wheel backwards To install the rear wheel reverse the procedure described above Slightly grease the wheel spindle Before tightening the hexagon nut 1 make sure that the chain adjusters 3 are properly resting against the tensioning screws Additionally make sure that the rear wheel is properly aligned with the front wheel Mount the hexagon nut and tighten to 40 Nm CAUTION Do not operate the rear brake when the rear wheel has been dismounted Make sure the brake disc is always on top when you lay down the wheel otherwise the brake disc can be damaged f the axle is dismounted clean the thread of the wheel spindle and col lar nut thoroughly and apply a new coat of grease to pr
40. he rear wheel Is properly aligned with the front wheel Tighten the hexagon nut 1 to 40 Nm AN WARNING f you don t happen to have a torque wrench at hand make sure you have the tightening torque corrected by a KTM dealer as soon as possible A loose axle may lead to an unstable driving behavior of your motorcycle Tighten the hexagon nut to the required torque A loose wheel spindle may lead to an unstable behavior of your motorcycle Chain maintenance For long chain life good maintenance is very important The chain should be cleaned in fireproof solvent regularly and afterwards treated with hot grease or chain spray Motorex Chainlube 622 Y WARNING No lubrication is allowed to reach the rear tire or the brake disks otherwise the road adherence and the rear wheel braking effects would be strongly reduced and the motorcycle could easily lose control CAUTION When mounting the chain masterlink clip the closed side of the masterlink clip must point in running direction CC 6 9 59 Also check sprockets and chain guides for wear and replace if necessary Q Q 9 9 Ce min 3 mm AND ENGIN General information about KTM disc brakes BRAKE CALIPERS If the front brake caliper is removed the screws must be secured with Loctite 243 when mounted and tightened to 20 Nm BRAKE FLUID RESERVOIRS The brake fluid reservoirs on front and rear wheel brakes have be
41. he system Y WARNING If possible always check the level of the cooling liquid when the engine is cold If you have to open the radiator cap when the engine is hot use a rag to cover the cap and open slowly to release pressure Adjusting the throttle cable There must always be a 3 5 mm 0 1 0 2 in play in the throttle cable To check this move back the protective cover 5 on the throttle grip You must be able to lift the outer covering of the cable 3 5 mm from the adjusting screw 6 until resistance is felt To adjust loosen the counternut 7 and turn the adjusting screw accordingly Finally tighten the counternut and slide the protective cover back on To check the correctness of this setting start the engine turn the handlebar left and right in both cases as far as it will go This must not cause any changes in idling speed Otherwise you will have to increase the backlash of the throt tle cable NAN UN AND ENGIN Carburetor adjustment gt Basic information on the original carburetor setting The original carburetor setting was adapted for an altitude of approx 500 meters 1600 ft above sea level and the ambient temperature of approx 20 C 68 F mainly for off road use and central European premium grade fuel ROZ 95 Mixing ratio 2 stroke motor oil super fuel 1 60 Basic information of changing the carburetor setting Always start out from the original carburetor setting Es
42. head bearing and sealing elements Clean and adjust carburator Change hydraulic clutch fluid Change brake fluid NOTE If the inspection establishes that permissible tolerances are exceeded the respective components must be replaced The kilometer reading for inspection intervals should not exceed 5 hours Maintenance work performed by your authorized KTM workshop is not a substitute for care and maintenance by the driver NOTE service hour counter item no 5 505450600 is available from your KTM dealer for strict observance of the service intervals NAN UN AND ENGIN All maintenance and adjustment operations that are marked with an asterisk require specialist knowledge For your own security let these tasks be carried out by a ktm dealer where your motorcycle will be optimally serviced by appropriately qualified skilled staff CAUTION When cleaning the motorcycle do not use a high pressure cleaning unit if possible otherwise water will penetrate the bearings carburetor electric connectors etc When transporting your KTM ensure that it is held upright with restraining straps or other mechanical fastening devices and that the fuel tap is in the OFF position if the motorcycle should fall over no fuel can leak from the carburetor or fuel tank Only use special screws with an appropriate thread length supplied by KTM to fix the spoilers on the tank Using other screws or longe
43. ies could be the result 2 LV je 8 AND ENGIN Basic suspension setup for the weight of the driver To achieve maximum handling performance and to prevent the telescopic fork and shock absorber from being damaged the basic setup of the suspension components must be suitable for your child s weight At delivery KTM s 65 SX motorcycles are set to accommodate a driver weighing 35 45 kg wear ing full protective clothing If your child s weight exceeds or falls short of this range you will need to adjust the spring preload for the telescopic fork and shock absorber accordingly To adjust check the sag of the shock absorber and telescopic fork The motor cycle should be filled up and your child should be wearing full protective clothing To determine the sag of the shock absorber Jack up the motorcycle until the rear wheel no longer touches the ground Measure the vertical distance between the rear wheel axle and a fixed point e g a mark on the side cover and write it down as dimension A Place the motorcycle on the ground again Have your child sit on the motorcycle in a normal seating position feet on the footrests wearing full protective clothing and bounce up and down a few times to allow the rear wheel suspension to become level Holding your child and the bike have another person m
44. ine is cold 1 Open fuel tap 1 2 Putthe gear in neutral 3 Activate the cold starting aid choke 2 4 Leave throttle closed and kick down the kickstarter vigorously all the way AN WARNING To avoid injury when starting the engine always wear strong bikers boots You may slip off the kickstarter or the engine may kick back if you do not kick hart enough Do not start the engine and allow it to idle in a closed area Exhaust fumes are poisonous and can cause loss of consciousness and death Always pro vide adequate ventilation while the engine is running CAUTION Do not ride your motorcycle at full load and do not rev up the engine when cold since the piston warms up and expands faster than the water cooled cylinder this might cause engine damage always let engine idle until warm or drive it warm at low r p m speeds NOTE If you have trouble starting the motorcycle this could be due to old fuel in the float chamber The easily inflammable components of the new fuels evaporate during longer periods of standstill When the motorcycle has been out of operation for more than a week it is there fore recommended to drain the old fuel from the float chamber The engine will immediately start off when the float chamber is filled with new fuel Starting when the engine is warm 1 Open fuel tap 2 Putthe gear in neutral 3 Leave throttle closed and kick down kickstarter vigorously all the way What to do when
45. ine oil into the cylinder through the opening Actuate kickstarter 10 times in order to distribute the oil onto the cylinder walls and mount the spark plug Let fuel flow out of tank into an appropriate basin Correct tire pressure Lubricate bearing points of the control levers footrests etc as well as the chain The storage place should be dry and not be subjected to overly great temperature fluctuations Cover the motorcycle with an air permeable tarpaulin or blanket Do not use airtight materials as possible humidity might not be able to escape and thereby cause corrosion CAUTION It would be very bad to let the engine run for a short time during the storage period The engine would not get warmed up enough and the thus developed steam would condense during the combustion process and cause the exhaust to rust USE AFTER PERIOD OF STORAGE Fill up tank with fresh fuel Check motorcycle as before each start see driving instructions Take a short careful test ride first NOTE Before you put your motorcycle away for the winter you should check all parts for their function and wear Should any service jobs repairs or any refitting be necessary you should have them carried out during the off season lower workload at mechanics shops This way you can avoid the long waiting times at your shop at the beginning of the next biking season TECHNICAL SPECIFICATIONS CHASSIS Frame Central chrom
46. is can lead to damage and breakage of the chassis components see chapter on checking the basic chassis setting The use of the motorcycle under extreme conditions e g on extremely muddy and wet terrain can lead to higher than average wear on components such as the drive train or the brakes In this case it may become necessary to service or replace wear parts before the service limit specified in the maintenance schedule has been reached We expressly point out that work marked with an asterisk in the chapter Maintenance work on the chassis and engine must be performed by a KTM workshop If maintenance work should become sary during a competition it must be performed by a trained mechanic Please strictly observe the prescribed running in periods and inspection and maintenance intervals Compliance with these instructions will significantly prolong the life of your motorcycle WARRANTY The service work specified in the Lubrication and Maintenance Schedule must be performed by a KTM workshop and recorded in the service manual otherwise claims under the warranty shall become void No claims can be filed under the warranty for damage or consequential damage caused by manipulations or conversions to the motorcycle AUTOMOTIVE FLUIDS The fuels and lubricants specified in the Owner s Manual or automotive fluids with equivalent specifica tions must be used in accordance with the maintenance schedule SPARE PARTS ACCESSORIES
47. k the bleeder hose for damage kinkless installation and passage Add on parts Check cooling system for leaks antifreeze protection Check exhaust system for leaks and suspension Check actuating cables for damage smooth operation and kinkless arrangement and adjust and lubricate Check oil level of the clutch master cylinder Clean air filter and air filter box Brakes Chassis Check brake fluid level lining thickness brake discs Check brake lines for damage and leaks Check the hand and foot brake lever for smooth functioning and free travel and the brakes for proper functioning Check screws of brake system for a tight fit Check suspension strut and fork for leaks and a proper function Check dust bellows Bleed fork legs Check swinging fork pivot Check adjust steering head bearing Check all chassis screws for a tight fit fork plates axle nuts swinging fork pivot suspension strut Check spoke tension and rim joint Check tire condition and inflation pressure Check chain chain wheels chain wheel chain joint guides for wear tight fit and tension Lubricate chain Check wheel bearings for play VITAL CHECKS AND CARE PROCEDURES TO CONDUCTED THE OWNER OR THE MECHANIC before after for cross once each every country start cleaning use Check transmission oil level e Check coolant level e Check brake fluid level e Check brake pads for wear e R a
48. man ual with your youngster item by item paying particular attention to the specially marked warnings and pointing out the danger of injury nstruct your youngster about riding and falling techniques explain how the motorcycle will respond to shifting of the rider s weight etc Before starting the motorcycle for the first time check whether the basic fork and shock absorber set tings are suitable for your child s weight see chapter on checking the basic chassis setting Before using the motorcycle you should always check all components for proper operation see maintenance schedule Have your youngster perform these technical checks himself herself as well Whenever you go for a ride with your youngster keep in mind that the speed should be adjusted to your youngster and not the other way around Your youngster must understand that all instructions he or she receives from you or any other super vising adult must be followed Your child must be physically ready to ride a motorcycle This means that he or she must at least be able to ride a bicycle Being good at sports that require fast reactions is an additional advantage Your youngster should be strong enough to pick up the motorcycle after a fall Never demand too much of your youngster Give him or her time to get used to the motorcycle and to improve his her riding skills Do not even consider letting your youngster participate in a race before his he
49. n the brake system be performed by a KTM dealer Adjusting the free travel at the hand brake lever Free travel at the hand brake lever may be readjusted by using adjustment screw 2 In this way the position of the point of pressure I e the resis tance you feel on the hand brake lever when the brake pads are pressed against the brake disc can be adjusted for any hand size When you press the hand brake lever forwards you should have at least 3 mm free travel Turn the adjusting screw 2 if necessary CAUTION At the hand brake lever free travel must at least be 3 mm 0 1 in Only then may the piston in the hand brake cylinder be moved to be recognized by the greater resistance of the hand brake lever If this free travel is not provided pressure will build up in the braking system and the front wheel brake may fail due to overheating A AND ENGIN Checking refilling the front brake fluid level The brake fluid reservoir is combined with the hand brake cylinder on the han dlebar To check the brake fluid level press the brake pistons back into the basic position Move the hand brake cylinder in a horizontal position remove the screws 1 and the cover 2 with the diaphragm 3 The brake fluid level should be 5 mm below the upper edge of the reservoir See drawing other wise add DOT 5 1 brake fluid e g Motorex Brake Fluid DOT 5 1 up to 5 mm below the upper edge of the reservoir Mount the diaphr
50. ndling gasoline Never refuel the motor cycle near open flames or burning cigarettes Always switch off the engine before refueling Be careful not to spill gasoline on the engine or exhaust pipe while the engine is hot Wipe up spills promptly If gasoline is swallowed or splashed in the eyes seek a doctor s advice immediately CAUTION Only use premium grade gasoline ROZ 95 USA z Premium RON 91 mixed with high grade two stroke engine oil Other types of gasoline can cause engine failure Only use known brands of high grade 2 stroke engine oil Motorex Cross Power 2T Do not use premixed two stroke oils oils for outboard engines or normal engine oil to prepare the mixture Not enough oil or low grade oil can cause erosion of the pis ton when Using too much oil the engine may start smoking and foul the spark plug Fuel expands when its temperature rises Therefore do not fill the tank to the top see fig pe SN p PERIODIC MAINTENANCE SCHEDULE 65 SX CLEAN MOTORCYCLE BE CHECKED MORE QUICKLY WHICH SAVES MONEY 2007 Service Before every every 20 hours Engine Check transmission oil level Change transmission oil Check spark plug change it if necessary set electrode gap Carburetor Check carburetor for a tight fit at intake flange Check the intake flange and carburetor connection boot for cracks and tightness Check idle setting when engine is warm Chec
51. nt wheel chapter Press brake shoes apart with a suitable screwdriver to put the brake pistons in their basic position Remove the lock washer 1 from the screw as well as fixing screw 2 and take the brake shoes out of the brake caliper Clean brake caliper thoroughly with compressed air Mount the left brake shoe and fix with screw Mount the right brake shoe and tighten the screw to 6 Nm Mount the lock washer Align brake shoes mount front wheel see chapter Mounting the front wheel Y WARNING t is very important to keep the brake disk free from oil and fatty matters Otherwise the braking effect would be strongly reduced After assembly check if circlips have been fitted correctly Having performed any work on the braking system one must always actu ate the hand brake lever or foot brake lever respectively so as to ensure that the brake pads will lie against the brake disk and the pressure point is established Do not unscrew any other screws on the brake caliper or you will have to bleed the brake system Changing basic position of the brake pedal The basic setting of the foot brake pedal can be changed by turning the end stop roller 3 Using the push rod 4 the free play on the foot brake pedal must be set Measured on the outside the foot brake pedal must have 3 5 mm of free play before the push rod can move the piston in the brake cylinder to be recog nised from the resistance on the
52. o resist the usual wear and tear of normal use in competitions The motorcycles comply with the regulations and categories currently in effect with the leading interna tional motorcycle associations OWNER S MANUAL Please read this manual thoroughly before letting your youngster ride the motorcycle for the first time This manual contains important information and recommendations that will help you and your youngster to operate and handle the motorcycle properly In the interest of everybody involved we urge you to pay particular attention to instructions and information marked as follows ZN WARNING Ignoring these instructions can be dangerous to life and limb CAUTION Ignoring these instructions may damage parts of the motorcycle or impair the motorcycle s traffic safety This manual contains important information on the operation and maintenance of your new KTM motor cycle It went to press describing your model s latest state of development Nevertheless the descriptions may deviate slightly from the current design as our motorcycles are permanently improved The Owner s Manual is an integral part of the motorcycle and must be handed over to the new owner when the motor cycle is sold SERVICE Observance of the service maintenance and tuning instructions for the engine and chassis specified in the Owner s Manual is a prerequisite for faultless operation and the avoidance of premature wear An improperly tuned chass
53. ob all the way to the left Closing the fuel tap Turn the knob all the way to the right Choke The choke button 4 is located on the left side of the carburetor Pulling the choke button all the way out opens a bore in the carburetor through which the engine can take in additional fuel thus achieving the rich fuel air mix ture needed for cold starting Pushing the choke button back in closes the bore in the carburetor Shift lever The shift lever is mounted on the left side of the engine The position of the gears is shown in the illustration Neutral or the idle speed is located between first and second gear Kickstarter The kickstarter is mounted on the right side of the engine Its upper part can be swivelled Foot brake pedal The foot brake pedal is located in front of the right foot rest Its basic posi tion can be adjusted to your seat position see maintenance work Compression damping of shock absorber The degree of damping of the compression can be adjusted with the knob 1 Turning in a clockwise direction will increase the damping turning in a coun terclockwise direction will decrease the damping STANDARD ADJUSTMENT Turn the knob all the way to the stop in a clockwise direction Turn the knob 2 clicks in a counterclockwise direction position 3 Rebound damping function of the shock absorber The damping effect of the rebound damping mechanism can be adjusted by levels by means of the s
54. r hoses Incorrect ignition timing because of loose stator screws Incorrect compression ratio Top up coolant and bleed cooling system check cooling sys tem for leaks Clean radiatar fins with water jet Renew coolant using branded anti freeze anti corrosive Motorex Anti Freeze Replace with correct routed hoses Readjust to correct ignition timing specifications secure screws with Loctite 243 Measure and adjust compression ratio Emission of white smoke steam Excessive oil escapes from transmission breather tube Cylinder head or O ring of cylinder head gasket leaks Excessive oil quantity in transmission Check cylinder head replace O ring Correct transmission oil level Water in transmission oil Shaft seal ring of the water pump defect Replace shaft seal ring of the water pump Clean your motorcycle regularly in order to keep its painted finish looking shiny and new The best manner would be to use warm water that has been mixed with a commercially available washing detergent and a sponge The hard dirt can be removed before with the help of a soft water jet CAUTION Never clean your motorcycle with a high pressured cleaner or a high pressured water jet otherwise the water might run into the elec trical components connectors sheathed cables bearings carburetor etc and cause mailfunctions 1 lead to the premature destruc tion of these parts Before cleaning with water plu
55. r physical condition riding skills and motivation have sufficiently developed Explain to your youngster that he she should always adjust his her riding speed to the local condi tions as well as to his her own riding skills and that excessive speed can cause falls and severe injuries Always keep in mind that youngsters tend to underestimate dangers or fail to recognize them alto gether The riding speed must be reduced in particular on unknown terrain Never let your youngster ride the motorcycle without supervision An adult should always be present The motorcycle is designed for one rider only Your youngster is not allowed to transport a passenger When you go for a ride somebody at home should always know where you are going and when you will be back This makes it easier to send you help should problems occur SERIAL NUMBER LOCATIONS 6 Chassis NUM Ox GC RED Swe 6 Engine Number scab a hs ada dox Ga UE nde eO ess 6 OPERATION INSTRUMENTS vt nautica 6 y UTC B IC VOR se tri yo utn Moss ot cee gt singes 6 Hand Drake NEVER 6 SHOP CIEOUTE DUTTON ARE dota cin ter dofus a Nan 7 FO CAD TL PI 7 gi MC nana and aude du Ron eres 7 GROK cacy ee aon ea Unions 7 LENS aoe ae eR eS 7 Kickstarter siwina REPE 8 Foot brake pedal ane in 8 Compression damping of shock absorber 8 Rebound damping function of the shock absorber 8 P
56. r screws can cause leaks in the tank through which fuel can flow out Do not use toothed washers or spring rings with the engine fastening screws as these work into the frame parts and keep working loose Instead use self locking nuts Let your motorcycle cool down before beginning any maintenance work in order to avoid getting burned Dispose of Oils fatty matters filters fuels washing detergents etc properly Under no circumstances may used oil be disposed of in the sewage system or in the open countryside 1 liter of used oil contam inates 1 000 000 liters of water Checking and adjusting the steering head bearing Check steering head bearing for play periodically To check put motorcycle on the stand so that the front wheel is off the ground Now try to move the fork forward and backward For readjusting loosen the three clamp screws 1 of the top triple clamp and turn steering stem bolt clockwise 2 until there is no more play Don t tighten the steering stem bolt all the way otherwise the bearings will be damaged With a plastic hammer lightly rap on the triple clamp to release tension Retighten the three clamp screws to 25 Nm Y WARNING If the steering head bearing is not adjusted to be free of play the motorcycle will exhibit unsteady driving characteristics and can get out of control CAUTION If you drive with play in the steering head bearing for longer periods the bear ings and su
57. r youngsters only use the motorcycle within the limits established by the applicable laws making environmental protection one of your top priorities and never violating other people s rights In this spirit we hope that you and your youngsters will always safely enjoy your motorcycle KTM SPORTMOTORCYCLE AG 5230 MATTIGHOFEN AUSTRIA Attachments 1 spare parts manual chassis amp engine 9 99 Fou ng 9 Fou Fou 9 AD gt Fou 9 The 65 SX mini motorcycles are off road motorcycles designed for one person only They are not allowed on public roads The vehicle dimensions and components are designed for children from 6 to 10 years of age with a max imum weight of 50 kg 22 65 Ib and a maximum height of 160 cm 63 04 in Have your youngster wear proper protective gear whenever he or she rides the motorcycle helmet eye protection chest back arm and leg protectors gloves and boots To set a good example be sure to wear protective gear yourself whenever riding a motorcycle Adjust the clutch lever and hand brake lever to match your child s hand size with gloves Adjust the basic setting of the foot brake pedal to your child s seating position Before your youngster takes his or her first ride explain how each of the controls works and check if your youngster has understood what you explained We recommend to review the entire owner s
58. sential requirements are a clean air filter system air tight exhaust system and an intact carburetor Experience has shown that adjusting the main jet the idling jet and the jet needle is sufficient and that changes to other parts of the carburetor will not greatly affect engine performance RULE OF THUMB high altitude or high temperatures gt choose leaner carburetor adjustment low altitude or low temperatures gt choose richer carburetor adjustment RNIN Only use premium grade gasoline ROZ 95 USA Premium RON 91 mixed with high grade two stroke engine oil Other types of gasoline can cause engine failure and their use will void your warranty Only use high grade 2 stroke engine oil of known brands i e Motorex Cross Power 2T Not enough oil or low grade oil can cause erosion of the piston If you use too much oil the engine can start smoking and foul the spark plug In the case of a leaner adjustment of the carburetor proceed cautiously Always reduce the jet size in steps of one number to avoid overheating and piston seizure NOTE If the engine does not run properly despite a changed adjustment look for mechanical faults and check the ignition system Basic information on carburetor wear As a result of engine vibrations the throttle valve jet needle and needle jet are subjected to increased wear This wear may cause carburetor malfunction e g overly rich mixture Therefore these parts should be replaced
59. tation Avoid contact with skin and eyes If you get brake fluid in your eyes rinse with plenty of water and consult a doctor CAUTION Don tlet brake fluid get in contact with paint it is an effective paint remover Use only clean brake fluid taken from a tightly sealed container Checking rear brake pads The brake pads can be inspected from the rear The thickness of the linings may not be less than 1 mm 0 04 in AN WARNING OOOO At their most worn point brake pad linings should not be thinner than 1 mm otherwise they could lead to brake failure For your own safety don t put off having your brake pads changed CAUTION If the brake pads are replaced too late so that the lining is partly or entirely worn the steel components of the brake pad will rub against the brake disc thereby imparing the braking effect and destroying the brake disc AND ENGIN Replacing the rear brake pads Dismount the rear wheel see Dismounting the rear wheel Press the brake shoes apart with a suitable screwdriver to allow the brake pis tons to return to their basic position Remove the locking screw 1 unscrew the screw 2 and pull the brake shoes out of the brake caliper Slide new brake shoes into the brake caliper a fasten with the screw 2 Tighten the screw to 4 Nm and mount the locking screw 1 Mount the rear wheel and actuate the foot brake lever until you can feel the pressure point Y WARNING
60. ted with the throttle partly open the jet needle must be lowered by one notch If the engine pings especially when accelerating under full power at maximum engine revs the jet needle should be raised If these faults should occur at the lower end of the part throttle range at a four stroke running make the idling range leaner if the engine pings adjust the idling range richer om main jet Full throttle range D l jet needle Operation with the throttle fully open flat out This range is influenced by the main jet and the jet needle If the porcelain of the new spark plug is found to have a very bright or white coating or if the engine rings after a short dis tance of riding flat out a larger main Jet is required If the porcelain is dark Jet needle brown or black with soot the main jet must be replaced by a smaller one SS gt idling jet throttle valve idling jet AND ENGIN Draining the float chamber of the carburetor Following every wet cleaning procedure the float chamber of the carburetor should be drained in order to remove any water that may have penetrated into it Water in the float chamber leads to engine malfunction Make sure you do this while the engine is cold Close the fuel tap and place a cloth under the carburetor which is capable of absorbing the leaking fuel Unscrew the plug 1 and clean it with compressed air Then mount the plug together with the gasket
61. the silencer from the vehicle and mark the position of the outer tube 1 to the inner tube 2 Remove screws 3 and the end cap 4 Pull of the outer tube and remove the old glass fiber yarn packing 5 from the inner tube Thoroughly clean all parts To assemble mount a new glass fiber yarn packing onto the inner tube see illustration and slide into the outer tube Mount end cap and fix with screws 1 Before tightening the screws turn the outer tube until they match the positions you marked Mount the silencer and check the exhaust system for tightness NOTE Glass fiber yarn packages are offered by your licensed KTM dealer AN WARNING The exhaust system becomes very hot while the motorcycle is running to avoid burns do not start work on the exhaust system until it has properly cooled down Checking the oil level of the hydraulic clutch To check the oil level in the master cylinder of the clutch remove the cover For this purpose remove screws 6 and cover 7 together with the rubber boot 8 The oil level in the horizontal standing master cylinder should be 4 mm below the upper edge If necessary add SAE 10 biodegradable hydraulic oil Motorex Kupplungs fluid 75 available from your authorized KTM workshop CAUTION KTM uses biodegradable hydraulic mineral oil to actuate the hydraulic clutch Do not mix this oil with any other hydraulic oil Always use original KTM hydraulic oil available from your authorized

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