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KTM 125 SX Motorcycle User Manual

1. IS AND ENGINE Battery The battery is located under the seat and is maintenance free Maintenance free means you will not need to check the acid level Clean the battery terminals regularly and grease with acid free grease if necessary The charge condition and type of charge are very important for the battery s serv ice life TO REMOVE THE BATTERY First disconnect the negative pole then the positive pole from the battery Remove the filter box cover and detach both rubber bands 1 Remove the battery Install the battery as described for the specific type of battery see illustra tion Connect the minus pole to the battery last Am If electrolyte sulphuric acid leaks from the battery proceed with great care The electrolyte can cause severe burns In the case of skin contact rinse thoroughly with water In the case of contact with the eyes thoroughly rinse eyes with water for at least 15 minutes Immediately consult a doctor The battery is a closed model but can nevertheless emit explosive gases Avoid sparks and open fire near the battery Defective batteries must be stored out of the reach of children Ensure proper disposal of discarded batteries CAUTION Never remove the closure 2 since it will be damaged STORAGE If the motorcycle is being immobilized for longer periods of time remove and charge the battery Storage temperature O 35
2. 36 Overview of the electronic speedometer functions 11 Replacing the rear brake pads 37 FilletzGap ioo 12 Dismounting and mounting the front wheel 37 Euel tap HT ne M Eee d PRO eS 12 Dismounting and mounting the rear wheel 38 Choke iue dee e due d ov ed Ve e c us 12 Checking spoke 38 Shift lever 13 Tires air pressure 39 Kickstakler Er br err e MARE 13 Check set distance of the magnetic sensor 39 Foot brake pedal 2524 due ecd aus 13 Replacing the battery of the digital speedometer 39 Side stand ui ze RR 13 Battery 22 ek Ree aeque dote dde 40 Steering TOCK cu ust Rh Rb Re 13 Charging the battery 40 Compression damping of fork 14 FUSE x nt radit oed cen fies DR ed ENS 41 Rebound damping of fork 14 Replacing headlight lamp parking light lamp 41 Compression damping of shock absorber 15 Cooling system 42 Rebound damping of shock absorber 15 Checking the coolant 42 Engine characteristic 16 Bleeding the cooling system
3. 48 MAINTENANCE WORK ON CHASSIS AND ENGINE 24 Changing the oil filters 49 Changing the spring preloading of the shock absorber 24 TROUBLESHOOTING 50 Pivot bearing de Rede AES 24 GLEANING E ee 52 Basic suspension setup for the weight of the driver 25 CONSERVATION FOR WINTER OPERATION 52 Checking the shock absorber and spring 25 STORAGE meduse ranr Gels od ae kaga cua 52 Determining the static sag of the shock absorber 25 USE AFTER PERIOD OF STORAGE 52 Determining the riding sag of the shock absorber 25 TECHNICAL 53 Checking the basic setup of the telescopic fork 26 TECHNICAL DATA CHASSIS 55 Changing the spring preload on the telescopic fork 26 WIRING DIAGRAM 57 Replacing fork springS 26 HEAD WORD INDEX 61 Breather plug front fork 27 ERIAL NUMBER LOCATION 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 engine type The engine number and the engine type are stamped into the left side of the engine below the engine sprock
4. 10 1 2 Nm 250 SX F 250 XC F XCF W ZA 250 XCF W USA 250 EXC F EU AUS 250 EXC F Six Days Type Keihin FCR MX 3925F 3900K 3900K 3900H 3900K Main jet 175 168 168 168 172 Jet needle OBETP OBETP OBEKT OBDYS OBETP Idling jet 40 40 42 42 42 Main air jet 200 200 200 200 200 Idling air jet 100 100 100 100 100 Needle position 4th from top 4th from top 3rd from top 3rd from top bth from top Starting jet 85 85 85 65 85 Mixture control screw open 1 1 1 5 1 25 1 25 Slide 15 15 15 Performance restrictor Slide stop Leak jet 50 70 70 Hot start device TECHNICAL DATA CHASSIS HASSI 250 F Frame Central tube chrome moly steel frame Fork WP Suspension 4860 CC MXMA PA Wheel travel front rear 300 335 mm Rear suspension WP Suspension 5018 PDS DCC aluminium swing arm Front brake Disk brake with carbon steel brake disc 0 260 mm 10 2 in brake caliper floated Rear brake Disk brake with carbon steel brake disc 220 mm 8 7 in brake caliper floated Brake disc Wear limit max 2 5 mm front and 3 5 mm rear Front tires SX F XC F XCF W EXC F EXC F Six Days 80 100 21 90 90 21 Air pressure offroad Air pressure road 1 0 bar 1
5. 5 Correct chain tension 30 Clutch ever a t u hu yana a mte ced celestis 5 Adapting the chain guide to the number of rear sprocket teeth 31 HotistartleVer iiis os e ed od RS DE Rr RAS 5 Chain 32 Hand brake lever 6 Chaim Wear scm eet athe pe a u rasa AE EY duct s 32 Short circuit button 6 General information about KTM disc brakes 33 Combination switch 6 Adjusting the free travel at the hand brake lever 34 Headlamp Switch u de ah aon bah elas 6 Checking the brake fluid level front brake 34 Flasher 2524 5e dens 6 Refilling the front brake fluid reservoir 34 Starter Dutton 5220 25 YR 7 Checking the front brake pads 35 Emergency OFF switch 7 Replacing the front brake pads 35 Indicator lampS L fee ied fole Lus 7 Changing the basic position of the foot brake pedal 35 Electronic 5 7 Checking the rear brake fluid level 36 Activating and deactivating display modes 8 Refilling the rear brake fluid reservoir 36 Setting the clock 4 vei ia eR 11 Checking the rear brake pads
6. f the new spark plug doesn t produce a spark either disconnect the spark plug connector from the ignition cable hold it a distance of approx 5 mm from ground and start Ifa spark now occurs replace spark plug cap f no spark is produced control ignition system Dismount the fuel tank disconnect the black yellow cable from the cable of the short circuit button respectively and check the ignition spark If a spark is generated look for the problem in the short circuit circuit Remove the seat and the fuel tank Clean the plug connec tion and treat it with contact spray Dismount and clean the carburetor Engine fails to idle Glogged idling jet Incorrect adjustment of adjusting screws on carburetor Defective spark plug Defective ignition system Disassemble the carburetor and clean the jets Have the carburetor adjusted Replace the spark plug Have the ignition system checked TROUBLESHOOTIN TROUBLE CAUSE REMEDY Engine does not rev up Carburetor fuel level too high because float needle valve is dirty or worn out Loose carburetor jets Electronic ignition timing faulty Dismount carburetor and check if worn out Tighten jets Have ignition system checked Engine will not reach full power Fuel supply partially interrupted or carbu retor dirty Float leaks Air filter very dirty Exhaust system is not tight deformed or the silencer does not contain e
7. Jack the motorcycle up on its frame so that the rear wheel no longer touches the ground Remove the collar nut 1 remove the chain tensioner 2 and pull out the wheel spindle 3 until you can push the rear wheel forwards Take the chain off the rear sprocket pull out the wheel spindle and carefully remove the rear wheel from the swing arm CAUTION Do not operate the rear brake when the rear wheel has been dismounted Make sure the brake disc is always top when you lay down the wheel otherwise the brake disc can be damaged If the axle is dismounted clean the thread of the wheel spindle and col lar nut thoroughly and apply a new coat of grease to prevent the thread from jamming The rear wheel is remounted in the reverse order Before tightening the col lar nut to 80 Nm push the rear wheel forwards so that the chain tensioners lie on the tension screws Am 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 Itis very important to keep the brake disk free from oil and fatty matters eitherwise the braking effects would be strongly reduced Tighten the collar nut with the required torque A loose wheel spindle may lead to an unstable beh
8. WP 14 18 7D 04 20clicks WP 14 18 70 34 22 clicks ERATION INSTRUMENT Compression damping of shock absorber The shock absorber on these models can synchronize the compression damp ing in the low and high speed range separately Dual Compression Control Low and high speed refers to the movement of the shock absorber during com pression and not to the speed of the motorcycle The low and high speed technology overlaps The low speed setting is primarily for slow to normal shock absorber compres sion rates The high speed setting is effective at fast compression rates Turning in a clockwise direction will increase the damping turning counterclockwise will decrease the damping STANDARD LOW SPEED SETTING turn the adjusting screw 1 to the limit in a clockwise direction using a screwdriver unscrew the respective number of clicks for the specific type of shock absorber in a counterclockwise direction WP 12 18 7D 03 14 clicks WP12 18 7D 04 15 clicks WP 12 18 7D 28 15 clicks WP 12 18 7D 34 15 clicks STANDARD HIGH SPEED SETTING turn the adjusting screw 2 to the limit in a clockwise direction using a box wrench unscrew the respective number of turns for the specific type of shock absorber in a counterclockwise direction WP 12 18 7D 03 1 clicks WP 12 18 7D 04 1 5 clicks WP 12 18 7D 28 lclicks 12 18
9. next display mode clears S2 If the CLK LAP TR1 TR2 A1 A2 S1 and S2 figures are suddenly cleared the battery in the electronic speedometer is empty and must be replaced see Replacing the battery in the electronic speedometer A tripmaster switch is available as an accessory that lets you control the electronic speedometer functions from the handlebar PERATION INSTRUMENT Filler cap To open the filler cap Press the release button 1 and turn the tank cap in a counterclockwise direction To close the filler cap Put the tank cap back on and turn in a clockwise direc tion until the release button snaps into place Install the tank breather hose 2 without kinks Fuel tap SX F OFF In this position the fuel tap is closed No fuel can flow to the carburetor ON During operation the twist grip must be turned to ON This means that the fuel can flow to the carburetor Fuel tap XC F XCF W EXC F OFF In this position the fuel tap is closed No fuel can flow to the carburetor ON During operation the twist grip must be turned to ON This means that the fuel can flow to the carburetor With the twist grip in this position the tank will be emptied until only the reserve is left RES The reserve tank cannot be tapped until the rotating handle is turned to the RES position Fill the tank as soon as possible and remember to turn the rotating handle back to the ON position so that you will
10. Disengage retaining clip and take bulb out of reflector When changing the parking light lamp simply pull it out of the holder Slightly depress the bulb turn it approx 30 counterclockwise and pull it out of the socket To mount the lamp reverse the worksteps indicated above Engage the bottom end of the headlamp mask at the retaining pins and fix the mask by means of the rubber bands MAINTENANCE WORK ON CHA 10 mm when engine ist cold IS AND ENGINE Cooling system Coolant is circulated by a water pump 1 located in the engine When the engine is cold the coolant only circulates through the cylinder and the cylin der head After the engine has reached its operating temperature about 70 C 158 F the thermostat opens and the coolant is also pumped through both aluminum radiators Air blowing in through the radiators cools the coolant The slower the speed of the motorcycle the less the coolant is cooled down Dirty radiators also reduce the cooling efficiency Pressure induced by heating of the coolant in the system is controlled by a valve in the radiator cap 2 a water temperature rising up to 120 C 248 F is admissible without fear of problems WARNING em If possible always check level of 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 Caution sca
11. Never use the hand decompression lever to turn off the engine Use the short circuit button or the emergency off button instead Close the fuel tap when leaving your vehicle Otherwise the car burettor can flood and fuel will enter the engine Never park your motorcycle in places where there are fire haz ards due to dry grass or other easily flammable materials NOTE REGARDING THE SIDE STAND Use your foot to kick side stand forward up to the stop and lean the motorcycle sideways Make sure that the ground is solid and that your motorcycle is standing securely Just in case you can shift into first gear CAUTION The side stand is designed to bear only the load of the motorcycle The side stand and or the frame can be damaged and the motor cycle can fall over if you mount the motor cycle thus putting an additional load on the side stand Fuel The engine needs unleaded fuel with at least RON 95 USA Premium PON 91 CAUTION Use leaded or unleaded premium grade gasoline 95 octanes Never use gasoline having less than 95 octanes because it may damage the engine AED Gasoline is highly flammable and poisonous Extreme caution should be used when handling gasoline Do not refuel the motorcycle near open flames or burning cigarettes Always switch off the engine before refuelling Be careful not to spill gasoline on the engine or exhaust pipe while the engine is hot Wipe up spills promptly If gasolin
12. 5 als e zs regulator rectifier e 1 cooling fan 1111 L B2 ur o o 1 bl brake switch speed sensor 2 bl C 08 4 wh e gn multi func digital speedometer pu H 45 flasher control lamp bu bl jifsTs 49 A right rear flasher driving light lamp br 1 2 br 25 E L LL m Ld 5 lt gt s IS licence plate 5 ii C CRI left rear flasher br n C_CX1 2 C_CW1 2 Y pick up generator ignition coil _ 2 EI _ 2 left front flasher WIRING DIAGRAM Kil 250 EXC F 2008 wiring diagram SE harness 1038082000 lamp WIRING DIAGRAM CABLE COLOURS bl black ye yellow bu blue gn green re red wh white br brown or orange pink gr grey pu purple HEAD WORD INDEX Page Activating and deactivating display modes 8 Adapting the chain guide to the number of rear sprocket teeth 31 Adjusting the free travel at the hand brake lever 34 Adjusting the throttle cables 44 Basic information on carburetor wear 46 Basic suspension setup for the weight of the driver 25 Battery deve gom waited a SALES gard 40 Bleeding of the hydraulic 45 Blee
13. Engine number engine type 5 Engine OI Gat ons ate to totus Tut feas ae 47 Fillerzcap oak 12 FlasherswitCh gt uude 6 awa stans pwu SU Rat eo a 6 Foot brake 13 FUG lt u fats rece eda du RE yka 19 Fuel tapas a aa ee e d E ae Ra 12 ae RUE QUE 41 General information about KTM disc brakes 33 General tips and warnings for starting the motorcycle 16 Hand brake lever dees ee Towa 6 Head Word Index oy ah 61 Headlamp switch 6 Hot start lever sapa sss to ri CRC aa oet CE E 5 How to change the handlebar position 29 Important information 2 Indicator lamps idees ee cm oie Rute TUE Rn 7 Instructions for initial operation 16 Introduction s REA ae Ie eie d 1 Kiekstarteru t wees LR A 13 Maintenance work on chassis and engine 24 Operation 5 Overview of the electronic speedometer functions 11 Periodic maintenance 20 Pivot Dear no ues ea eee as p 8 SE aes 24 Rebound damping of fork
14. Mount the staring number plate Mount the front wheel see Dismounting and mounting the front wheel WARNING rg Tighten all screws and nuts to the specified torques using a torque wrench Screws or nuts that are not tightened enough can become loose and cause the motorcycle to go out of control while driving Screws or nuts tightened too firmly can damage the thread and components Checking the throttle cable installation Both throttle cables must run parallel along the back of the handlebar down to the frame They must run directly on the right side of the frame above the tank roller to the carburetor CAUTION When mounting the tank make sure the throttle cables stay on the side of the frame and are not pressed down by the tank 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 1 includes 2 bores arranged at a distance of 15 mm 0 6 in from one another The bores at the handlebar support 2 are offset from the cen ter by 3 5 mm 0 13 in Accordingly you can mount the handlebar in 4 different positions For this purpose remove screws 3 of the handlebar clamps and screws 4 of the handlebar support Position the handlebar support and tighten screws 4 to 40 Nm 30 ft Ibs Mount the handlebar and handlebar clamps and tighten screws 3 to 20 Nm 15 ft Ibs The gap betw
15. 10 mem ory locations are occupied To clear all of the stored lap times hold the O button for 3 seconds in the SPEED LAP mode Up to 10 lap times can be stored in this way briefly press O button Changes to the next display mode If no lap time is stored or the motorcycle is driving the LAP LAP mode will be skipped hold O button secs Clears all LAP figures LAP LAP display mode to view lap times The LAP LAP display mode will only be shown if lap times have been stored and the front wheel has stopped It will display the lap number and the stopped lap time in hours minutes and seconds Press the button to access the next lap time To clear all of the stored lap times hold the O button for 3 seconds in the SPEED LAP mode button changes to the next lap time button no function briefly press button changes to the next display mode hold button 3 secs changes to the next display mode SPEED TR1 display mode tripmaster 1 The tripmaster is always active and counts to 999 9 It is used to meas ure the length of a trip or the distance between 2 refueling stops TR1 is linked to Al average speed 1 The calculation of these figures is acti vated by the first impulse received from the wheel sensor when the front wheel starts to turn and stops 3 seconds after the last impulse is received when the front wheel has stopped The TR1 Al and S1 figures are automatically cleared after passing 999 9 butto
16. 143 FF sintered lining at the back These linings provide an optimal combination of dosing brake performance and life cycle The lin ing type is stated on the back of the brake pad and also recorded in the homolo gation papers 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 50 mm front 3 50 mm rear thick at the thinnest point A Check the thickness of the brake disk at several points ZN WARNING A brake disk worn down to less than 2 50 mm front 3 50 mm rear is a Safety risk Have the brake disk replaced as soon as it reaches the serv ice limit Have any repairs on the brake system be performed by a KTM dealer BRAKE FLUID RESERVOIRS The brake fluid reservoirs on the front and rear wheel brakes have been 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 We recommend that you use Motorex DOT 5 1 brake fluid when you refill or change the brake fluid DOT 5 1 brake fluid has a wet boiling point of 180 C 356 F 25 C 45 F higher than DOT 4 and is safer for high performance appli cations Brake fluid DOT 5 1 is a polyethylene glycol based
17. 5 bar Rear tires SX F 100 90 19 XC F XCF W 100 100 18 EXC F EXC F Six Days 120 90 18 Air pressure offroad Air pressure road 1 0 bar 2 0 bar Fuel tank capacity 250 SX F 7 2 liters 250 XC F XCF W EXC F 9 2 liters 2 liters Reserve Final drive ratio 250 EXC F 14 38 13 52 250 SX F XC F 250 XCF W EXC F Six Days 13 48 13 52 Chain 5 8 x 1 4 Available final sprockets 38 40 42 45 48 49 50 51 52 Bulbs 250 XCF W ZA 250 EXC F Six Days headlight 12V 35 35W socket BA20D parking light 12V 5W socket W2 1x9 5d brake rear light 12V 21 5W socket BaY15d flasher light 12V 10W socket 155 Battery maintenance free battery 12V 4Ah Steering head angle 63 5 Wheel base 1475 x 10 mm Seat height unloaded 925 mm 36 5 in Ground clearance unloaded 380 mm 15 1 in Weight without fuel SX F 96 5 kg XC F 104 2 kg XCF W USA 105 2 kg XCF W ZA EXC F EXC F Six Days 107 2 kg TECHNICAL DATA STANDARD ADJUSTMENT FORK HASSI 250 SX F 250 XC F 250 XCF W EXC F 250 EXC F Six Days WP 4860 MXMA CC 14 18 7D 03 WP 4860 MXMA CC 14 18 7D 28 WP 4860 MXMA PA 14 18 7D 04 WP 4860 MXMA PA 14 18 7D 34 Compression adjuster 14 20 22 24 Rebound adjuster 21 21 20 22 Spring 4 2 N mm 4 4 N mm Spring preload 2 turns 2 turns
18. 7D 34 1 5 clicks WARNING E The damping unit of the shock absorber is filled with high compression nitro gen Never try to take the shock absorber apart or to do any maintenance work yourself Severe injuries could be the result Never unscrew the black screw connection 3 24mm Rebound damping of shock absorber By using the adjusting screw 4 the degree of damping of the rebound can be adjusted Turn the knob clockwise to increase damping turn it counter clockwise to reduce damping during rebounding STANDARD ADJUSTMENT turn the adjusting screw clockwise to the stop then turn the adjusting screw counterclockwise counting the number of clicks that corresponds to the respective type of shock absorber WP 12 18 7D 03 23 clicks WP 12 18 7 04 24 clicks WP 12 18 7D 28 23 clicks WP 12 18 7D 34 22 clicks ZN WARNING a The damping unit of the shock absorber is filled with high compression nitro gen Never try to take the shock absorber apart or to do any maintenance work yourself Severe injuries could be the result Never unscrew the black screw connection 5 15mm OPERATION INSTRUMENTS Engine characteristic EXC F The CDI unit is pre programmed with 2 ignition curves Performance and Soft The Performance ignition curve higher engine performance is activated when the socket connector 1 is connected the Soft ignition curve improved dri veability wh
19. Check brake lines for damage and leaks Check function smooth operation and adjust free travel of handbrake foot brake lever Check the screws and guide bolts on the brake system for a tight fit Check shock absorber and fork for leaks and function Clean fork dust bellows Bleed fork legs Check swing arm bearings Check adjust steering head bearings Check tightness of chassis screws triple clamps fork leg axle passage swingarm shock aborber Check adjust steering head bearings Check tires and air pressure Check chain chain joint rear sprockets and chain guides for wear fit and tension Lubricate chain clean and grease the adjusting screws on the chain tensioner Check clearance of wheel bearings 250 SX F XC F 2008 ADDITIONAL SERVICE WORK THAT MUST BE PERFORMED UNDER A SEPARATE ORDER at least once a year Complete maintenance of fork e Complete maintenance of shock absorber Clean and grease steering head bearings and gasket elements Clean and adjust carburetor Treat battery connections with contact grease Treat electric contacts and switches with contact spray Change hydraulic clutch fluid Change brake fluid Clean Sparkarrestor XC F USA Service intervalls should never be exceeded by more than 2 hours or 15 liters of fuel Maintenance work done by KTM authorised workshops is not a substitute for care and checks done
20. 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 Before remounting the front wheel clean and grease the shaft seal rings A and the bearing surface B of the distance bushings and mount the distance bushing To install the front wheel lift it into the fork position and mount the axle shaft Mount the collar nut 5 tighten the clamping screws 6 on the right fork leg axle passage to prevent the axle shaft from turning and tighten the collar nut to 40 Nm 30ft Ib Loosen the clamp screws on the right fork leg Take the motorcycle down from its stand Press the front wheel brakes and push down on the fork a few times vigorously so that the fork legs come into alignment Only after this has been accomplished tighten the clamp screws on both fork legs with 15 Nm Am If you don t happen to have a torque wrench at hand make sure you 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 effect would be strongly reduced MAINTENANCE WORK ON CHASSIS AND ENGINE XE i Dismounting and mounting the rear wheel
21. fluid amber col ored and can be mixed with DOT 4 brake fluid Do not in any event use DOT 5 brake fluid It is based on silicone oil and is dyed purple KTM motorcycle gaskets and brake hoses are not designed for DOT 5 brake fluid Am 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 MAINTENANCE WORK ON CHASSIS AND ENGINE Adjusting the free travel at the hand brake lever Free travel at the hand brake lever may be readjusted by using adjustment screw 1 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 4 brake disc be adjusted for any hand size When you press the hand brake lever forwards you should have at least min 3 mm 3 mm free travel Turn the adjusting screw 1 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 Checking the
22. have backup fuel next time too Reserve 2 01 0 6 US gallons OFF 4 ON RES Choke SX F XC F XCF W If you pull the choke button 3 out as far as possible a bore in the carbure tor will be opened through which the engine may take in additional fuel The result is a fat fuel air mixture of the type needed for cold starts To deactivate the choke push the choke button back into its basic position Choke EXC F If you press the choke lever towards the handlebar 4 a bore in the carbu retor is opened through which the engine can take in additional fuel The result is a rich fuel air mixture of the type needed for cold starts The amount of fuel and thus the engine speed is determined by the position of the choke lever To close the bore press the choke lever away from the handlebar PERATION INSTRUMENT 9 Shift lever The shift lever is mounted on the left side of the engine The position of the FE ES gears is shown in the illustration Neutral or the idle speed is located i v between first and second gear 4 2 3 5 56 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 footrest Its basic position can be adjusted to your seat position see maintenance work Side
23. in various heights This can cause the fork springs in the fork legs to have dif ferent degrees of pretension Fork springs and pretension spacers should always stay together Changing the spring preload on the telescopic fork 250 XCF W EXC F EXC F Six Days The telescopic forks of these models come with a preload adjuster for easy adjustment of the spring preload STANDARD ADJUSTMENT Completely unscrew the adjusting screws in a counterclockwise direction Screw the number of turns back in specified for your fork type in a clock wise direction WP 14 18 7D 04 2 WP 14 18 7D 34 2 Turning in a clockwise direction will increase the prestress turning in a coun terclockwise direction will decrease the prestress Changing the spring preload will not affect the rebound damping adjustment Generally if the spring preload is higher the rebound damping should also be set higher NOTE Always turn the adjusting screws the same distance on both fork legs Different spring preloads on the fork legs will reduce the telescopic fork s response Replacing fork springs If you weigh less than 75 kg or more than 85 kg you should install the respec tive fork springs The correct spring rate is shown in the illustrations The stan dard spring is shown in bold print The type number of the telescopic fork is embossed on the fork fists If you are uncertain which spring to use contact your KTM workshop Accordin
24. necessary fill up with brake fluid DOT 4 or DOT 5 1 e g Motorex Brake Fluid DOT 5 1 WARNING OO 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 remo ver Use only clean brake fluid taken from a tightly sealed container Bleeding of 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 available from your KTM dealer Turn the handlebar until the master cylinder is in a horizontal position remove the screws 2 the cover 3 and the rubber boot 4 Fill the bleeder syringe 5 with brake fluid DOT 4 or DOT 5 1 e g Motorex Brake Fluid DOT 5 1 Am 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 f
25. oil screen clean the components thoroughly and blow compressed air through them Check the O rings for damage and if necessary replace them Mount the oil screen together with the plug oiled again and tighten the plug to 10 Nm CLEANING THE LONG OIL SCREEN The long oil screen is accommodated in the hexagon plug 3 adjacent to the engine number Dismount the plug together with the oil screen clean the com ponents thoroughly and blow compressed air through them Check the O rings for damage and if necessary replace them To mount the long oil screen 4 place it on an approx 300 mm 12 in long pin type key or a similar tool Insert the pin type key through the opening into the bore of the opposite engine casing wall Then push the oil screen into the engine casing as far as possible Remove the pin type key mount the plug and tighten it to 15 Nm CAUTION The oil screen is mounted slightly downwards incorrectly fitted the screen looses its function and this can cause increased engine wear AINTENANCE WORK ON CHA AN IS AND ENGINE Changing the oil filters Place a receptacle underneath the engine to collect the drained oil Remove the 2 screws 1 and dismount the oil filter cover Using circlip pliers pull the oil filter insert 2 out of the housing Clean the oil filter cover the sealing surface of the O ring and the engine casing Check the O ring of the oil filter covers for damage
26. stand Push the side stand to the ground with your foot and load it with the motor cycle Make sure that you put your bike on solid ground and in a secure posi tion For off road riding you can use the rubber band 1 to additionally secure the center stand in its folded up position Steering lock The handlebar can be locked by means of the lock located on the steering head To lock it turn handlebar all the way to the right insert key turn it to left press it in turn it to right and remove it CAUTION Never leave the key inserted in the steering lock If you turn the handlebar to the left the key could get damaged PERATION INSTRUMENT Compression damping of fork SX F XC F Hydraulic compression damping determines the reaction when the fork is com pressed The degree of compression can be adjusted with adjusting screws at the top of the fork legs Turn the adjusting screws 1 clockwise to increase damping turn it counter clockwise to reduce damping during compression STANDARD ADJUSTMENT turn adjusting screw clockwise as far as it will go turn it back by as many clicks as are specified for the relevant type of fork WP 14 18 7D 03 14 clicks 14 18 7D 28 20 clicks Rebound damping of fork SX F XC F Hydraulic rebound damping determines the reaction when the fork is rebound Remove the protecting cap 2 By turning the adjusting screw 3 the degree of damping of the
27. the fork protector mount the screws and torque to 10 Nm Am 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 effect of the front brake Checking and adjusting the steering head bearing Check steering head bearing for play periodically To check put the motorcy cle on a stand so that the front wheel is off the ground Now try to move the fork forward and backward For readjusting loosen the five pinch bolts 4 and 6 of the top triple clamp and turn steering stem bolt clockwise 5 until there is no more play Don t tighten the steering stem bolt all the way other wise the bearings will be damaged With a plastic hammer lightly tap on the triple clamp to release tension Retighten the five pinch bolts 4 SX F XC F XCF W USA EXC F Six Days 17 Nm 6 SX F XC F XCF W USA EXC F Six Days Loctite 243 17 Nm 4 and 6 XCF W ZA EXC F 20 Nm Am If the steering head bearing is not adjusted to be free of play the motor cycle will exhibit unsteady driving characteristics and can get out of control Be sure to lock the thread on the pinch bolt 5 with Loctite 243 CAUTION If you drive with play in the steering head bearing for longer periods the bear ings and subsequently the bearing seats in the frame will be destroyed The steering head bearings should be regreased at least once a year e g Motorex Long Term 2000 MAI
28. 14 Rebound damping of shock absorber 15 Refilling the front brake fluid reservoir 34 Refilling the rear brake fluid reservoir 36 Replacing fork springSs 26 Replacing headlight lamp parking light lamp 41 Replacing the battery of the digital speedometer 39 Replacing the front brake 35 Replacing the glassfiber yarn packing of the silencer 43 Replacing the rear brake pads 37 Runne ot Ae bat ea okra 16 Serial number 5 5 Setting the clock 4 ane he TURA 11 sexto med ver de en he nk aw ees ake 13 SHIMING RIGING Ries aa Gees ae as 18 Short Cire it DUMON usas ne sas Tho ka mde 6 SIdestandi su aa ent asi ror SRE tob EE n 13 otarter Dutton bts tak Stes RR dup 7 Starting Off zo ek 18 Starting when the engine is cold 18 Starting when the engine is warm 18 Steering quy nlspa uha s aut tuus T diete Ts 13 Stopping and parking 19 SIOL ge u esate a AGAS ES 52 Technical Data Chassis 55 Technical Data Engine 53 Tires air pressure 39 Troubleshooti
29. 2008 250 250 XC F XCF W 250 EXC F EXC F SIX DAYS 3211228en INTRODUCTION We would like to congratulate you on your purchase of a KTM motorcycle You are now the owner of a state of the art sport motorcycle that guarantees to bring you lots of fun and enjoyment provided that you clean and maintain it appropriately Please insert the serial numbers of your motorcycle in the boxes below Frame number Engine number Key number Stamp of dealer All 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 All rights reserved Reprint also in extracts with written allowance of KTM SPORTMOTORCYCLE AG Mattighofen only COMSUMER INFORMATION FOR AUSTRALIA ONLY Tampering with noise control system prohibited Owners are warned tha
30. 42 GENERAL TIPS AND WARNINGS FOR STARTING THE MOTORCYCLE 16 Replacing the glassfiber yarn packing of the silencer 43 Instructions for initial operation 16 Cleaning the spark arrester 43 R nnifig ID ex cere Et ie RE RR DA Han 16 Cleaning the air filter 44 DRIVING INSTRUCTIONS 17 Adjusting the throttle cables 44 Check the following before each start 17 Changing the original position of the clutch lever 45 Starting when the engine is cold 18 Checking the oil level of the hydraulic clutch 45 Starting when the engine is warm 18 Bleeding of the hydraulic clutch 45 What to do when the engine is flooded 18 Carburetor Adjust idling 46 Starting Off ots eso one 18 Basic information on carburetor wear 46 Shifting Ridirig dos see ttle dog Ep 18 Checking the float level float height 46 Braking Se Taree a erus 19 Draining the float chamber of the carburetor 46 Stopping and parking 19 Checking the engine oil level 47 kuek u e the hae i cen hate 19 Engine GI sema 47 PERIODIC MAINTENANCE 20 Changing the engine oil
31. ANING Clean your motorcycle regularly in order to maintain the beauty of its plastic surfaces The best manner would be to use warm water that has been mixed with a normal brand name washing detergent and a sponge The hard dirt can be removed before washing with the help of a soft water jet CAUTION If using a power washer do not point the water jet at the electric components plugs cables bearings carburetor etc The high pres sure will cause water to penetrate into the components and can cause them to malfunction or lead to premature wear You should use normal brand name detergents to clean the motorcycle Especially dirty parts should also be cleaned with the help of a paint brush Before cleaning with water plug the exhaust pipe to prevent water ingress After the motorcycle has been rinsed with a soft water jet it should be dried by air pressure and a cloth Drain the float chamber of the carburetor Then take a short drive until the engine has reached the working temperature and also use the brakes By warm ing these components the residual water can evaporate from inaccessable parts of the engine and the brakes 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 Once the motorcycle has cooled down oil or grease all sliding and bearing points Treat the chain with a chain spray Also oil the fue
32. Air chamber length 110 mm 110 mm Fork oil STANDARD ADJUSTMENT SHOCK ABSORBER SAE 5 SAE 5 250 SX F 250 XC F 250 XCF W EXC F 250 EXC F Six Days WP 5018 PDS DCC 12 18 7D 03 WP 5018 PDS DCC 12 18 7D 28 WP 5018 PDS DCC 12 18 7D 04 WP 5018 PDS DCC 12 18 7D 34 Compression adjuster 14 LS low speed 1 0 HS high speed 15 LS low speed 1 0 HS high speed 15 LS low speed 1 5 HS high speed 15 LS low speed 1 5 HS high speed Rebound adjuster 23 23 24 22 Spring 66 250 66 250 69 250 69 250 Spring preload TIGHTENING TORQUES CHASSIS 5 mm 5mm 6mm 8mm Collar screw front wheel spindle M24x1 5 40 Nm Brake caliper front M8 Loctite 243 25 Nm Brake disks 6 14 M8 20 Nm M8 15 Nm M8 17 Nm M8 12 Nm M8 Loctite 243 17 Nm M8 15 Nm M16x1 5 100 Nm M8 20 Nm M10 Loctite 243 40 Nm M12 Loctite 243 80 Nm M12 Loctite 243 80 Nm 20 1 5 80 8 Loctite 243 35 Nm M6 10 Nm M10 60 Nm M8 33 Nm M4 5 M5 5 Nm M6 5 Nm M6 10 Nm M8 25 Nm 45 Nm 15 Nm 30 Nm 50 Nm Clamping screws upper fork bridge XCF W ZA EXC F Clamping screws lower fork bridge XCF W ZA EXC F Clamping screws upper fork bridge SX F XC F XCF W USA EXC F Six Days Clamping screws lower fork bridge SX F XC F XCF W USA EXC F Six Days Clamping screw stee
33. C avoid direct sunlight Charge the battery every 3 months Charging the battery The battery discharges every day even if it is not used Always disconnect the battery when charging Charge the battery as described in the instructions 3 on the battery housing Do not exceed the amperage and charging time Quick charging at a high amperage has an adverse effect on the service life To charge the battery while mounted always use the KTM battery charger Item no 584 29 074 000 to ensure that the electric system is not damaged by excess voltage Always remove the battery if using other battery chargers You can also use this charging device to test the off load voltage and startability of the battery and generator It is impossible to overcharge the battery with this device Charge the battery immediately if it is empty when you start the motorcycle If left to stand in an uncharged condition for a longer period of time the bat tery will run down and sulfatize destroying the battery Recharge the battery every 3 months if it is being stored for a longer period of time CAUTION Never remove the closure 2 since it will be damaged To avoid damage to the on board electronic system always disconnect the minus pole before you charge the battery charge connect the battery to the battery charger before you switch on the battery charger When the battery is charged switch off the battery charger before you disconnec
34. Cleaning the air filter The air filter must be cleaned prior to each race or whenever dust has accu mulated To clean lift the filter box cover 1 see illustration and pull off towards the front Detach the bottom of the filter retaining bracket 2 tilt aside and the air fil ter 3 and filter support 4 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 air filter in special cleaning fluid and allow it to dry well Only press out the filter do not wring it out under any circumstances Oil the dry air filter with a high grade filter oil Also clean the air filter box Check the carburetor collar for damage and that it is filled correctly Mount the air filter on the filter support Insert the air filter and filter support in the the filter box aligning in a central position and fix with the filter retain ing bracket Adjusting the throttle cables The throttle grip should always provide for a backlash of 3 5mm Besides with the engine running the idling speed must not change if you turn the handleba
35. MAINTENANCE WORK ON CHA IS AND ENGINE Replacing the rear brake pads Push the brake caliper 1 toward the chain wheel in order to move the brake piston into its basic position Remove the clips 2 pull out the bolt 3 and remove the brake pads Thoroughly clean the brake caliper with compressed air and check the sleeves of the guide bolts for damage Insert the left brake pad into the brake caliper and secure it with the bolt Insert the right brake pad and push the bolt 3 into the brake caliper up to the stop Reattach clips 2 WARNING OO Itis 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 clips have been fitted correctly After working on the braking system always actuate the hand brake lever or foot brake lever respectively to ensure that the brake pads will lie against the brake disk and the pressure point is established Dismounting and mounting the 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 2 clamping screws 4 on the left side of the fork fists Loosen and remove the collar nut 5 loosen the clamping screws on the right side of the fork fist Hold the front wheel pull out the wheel spindle Carefully remove the front wheel from the fork CAUTION Do not operate the hand
36. NTENANCE WORK ON CHA marl 20 IS AND ENGINE Changing the fork offset caster SX F XC F XCF W USA EXC F Six Days The fork offset A in these models center fork legs center steering head angle can be set to either 18 or 20 mm This allows you to optimize the han dling to match the race course Remove the blind screw 1 to see which offset is set If the mark B is in front the offset is 18 mm This setting will deliver more directional stability on fast race courses If the mark B is in the rear as illustrated the offset is 20 mm This setting will deliver better handling in curves The offset is set to 20 mm in the condition at delivery To adjust the offset dismount the front wheel and remove the front wheel fender Remove the screw on the starting number plate Remove the clamp screws on the hand brake cylinder and fasten the hand brake cylinder to the left fork leg with a cable tie to keep the brake line from kinking see illustration Loosen the clamp screws and take the fork legs out of the triple clamps Loosen the collar screw 2 on the lower triple clamp 2 turns Remove the blind screw 1 from the upper triple clamp loosen the clamp screw and upper triple clamp on the seat Remove the O ring 3 and the pro tection ring 4 Tap gently on the lower triple clamp with a rubber hammer to loosen the stee
37. absorber is embossed on the bottom of the tank The illustrations show which spring should be installed The standard spring is shown in bold print After installing a different spring readjust the static sag According to our experience the damping rate of the compression stage can remain unchanged The damping rate of the rebound stage can be reduced by a few clicks for a softer spring or increased by a few clicks for a harder spring MAINTENANCE WORK ON CHA WP14 18 7D 03 28 34 4 WP14 18 7D 04 SPRING 65 70 75 80 85 90 95 RIDERS WEIGHT INCLUSIVE GEARS IN KILOGRAM IS AND ENGINE Checking the basic setup of the telescopic fork The precise riding sag of the telescopic fork cannot be determined for various reasons Similar to the shock absorber smaller deviations in your weight can be compensated by adjusting the spring preload However if your telescopic fork bumps frequently hard end stop during compression you should install harder fork springs to avoid damaging the telescopic fork and frame Changing the spring preload on the telescopic fork 250 SX F XC F The fork legs must be partly disassembled to change the spring preload see WP repair manual Pretension spacers in various thicknesses are available see spare parts catalog NOTE WP precisely adjusts the spring pressure by inserting pretension spa cers Fluctuations in production are compensated with pretension spacers
38. and if necessary replace it Put the motorcycle on its side and fill the oil filter housing about halfway with engine oil Fill oil filter with oil place the oil filter in the filter box Grease the O ring 3 of the oil filter cover and mount the cover Mount the screws and tighten them to 6 Nm Return the motorcycle to an upright position Remove the oil plug 4 at the clutch cover and fill in 1 1 liters of fully syn thetic engine oil Motorex Power Synt 4T 10W 50 Start the engine and check all screwed connections and the oil filter cover for leaks Finally check the engine oil level and if necessary correct it TROUBLESHOOTIN If you had the specified maintenance work on your motorcycle carried out disturbances can hardly be expected Should an error occur nevertheless we advise you to use the troubleshooting chart in order to find the cause of error We would like to point out that many operations cannot be performed by yourself In case of uncertainty please contact a KTM dealer TROUBLE CAUSE REMEDY Engine doesn t crank E starter Blown fuse Discharged battery Dismount the left paneling and the filter box cover and replace the fuse in the starter relay Recharge the battery and investigate the causes for discharg ing contact a KTM dealer Engine cranks but doesn t start E starter Engine will not start Kickstarter Operating error The motorcycle has been out of
39. avior of your motorcycle 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 Am 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 spokes must be tensioned to 5 Nm MAINTENANCE WORK ON CHASSIS AND ENGINE Tires air pressure Tire type tire condition and air pressure level affect the way your motor cycle rides and must therefore be checked whenever you are getting ready to go anywhere on your motorcycle Tire size can be found in the technical specifications and in the homolo gation certificate Tire condition has to be checked every time you want to ride your motor cycle Before leaving check tires for punctures and nails or other sharp objects that might have become embedded in them Refer to the specific regulations in your country for minimum tire tread requirements We recommend you rep
40. ble of absorbing the leaking fuel Unscrew the plug 1 and clean it with compressed air Then mount the plug together with the gasket open the fuel tap and check the float chamber for leaks WARNING Eom Fuel is easily flammable and toxic When handling fuel be sure to exer cise the utmost caution Never perform any work on the fuel system near open flames or burning cigarettes Always allow the engine to cool off first Immediately clean up any fuel which may have been spilled Materials saturated with fuel are also easily flammable In case you ingested fuel or fuel splashed into your eyes con sult a doctor immediately Dispose of the fuel properly Checking the engine oil level The engine oil level can be checked with the engine either warm or cold Place the motorcycle in an upright position and on a horizontal surface not on the side stand If the engine is cold the engine oil must be visible at the lower edge of the inspection glass A If the engine is warm the engine oil must be visible up to the upper edge of the inspection glass B Replenish the engine oil if necessary CAUTION Insufficient amounts of or low grade engine oil lead to premature wear in the engine Engine oil Automobile engine oil used to be used for four stroke motorcycles before there were separate motorcycle specifications Different technical developments made it necessary to have a separate specification for four stroke
41. brake fluid level front brake The brake fluid reservoir is linked with the hand brake cylinder at the handle bar and the reservoir is provided with an inspection glass With the reservoir in a horizontal position the brake fluid level should not drop below the middle of the glass Am If the brake fluid level drops below the minimum either the brake system has a leak or the brake pads are completely worn In this case consult an author ized KTM dealer immediately Refilling the front brake fluid reservoir Loosen screws 2 and remove lid 3 and membrane 4 Place hand brake cylinder in a horizontal position and fill the brake fluid reser voir to 5 mm 0 2 in below the rim with clean brake fluid DOT 5 1 e g Motorex Brake Fluid DOT 5 1 Replace membrane and lid tighten screws Rinse off spilled or overflowing brake fluid with water Ac Never use DOTS 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 5 mm IS AND ENGINE Checking the fr
42. by the rider PERIODIC MAINTENANCE 250 SX F XC F 2008 IMPORTANT CHECKS AND MAINTENANCE TO BE CARRIED OUT BY THE RIDER After For cross at least every country once cleaning use a year Check oil level Check brake fluid level Check brake pads for wear Check lights for function Check horn for function Lubricate and adjust cables and nipples Bleed fork legs regularly Remove and clean fork dust bellows regularly Clean and lubricate chain check tension and adjust if necessary Clean air filter and filter box Check tires for pressure and wear Check cooling fluid level Check fuel lines for leaks Drain and clean float chamber Check all control elements for smooth operation Check brake performance Treat blank metal parts with the exception of brake and exhaust system with wax based anti corrosion agent Treat ignition and steering locks and light switches with contact spray Check tightness of screws nuts and hose clamps regularly 250 SX F XC F 2008 IMPORTANT INSPECTIONS OR MAINTENANCE WORK THAT MUST BE PERFORMED BY THE SPECIALIZED KTM WORKSHOP FOR COMPETITIVE RACING FOR HOBBY USE SEPARATE ORDER FOR SPECIALIZED KTM WORKSHOP every every every every 10 20 40 60 80 100 liter fuel consumption is equivalent to approx 15 operating hours hours hours hours hours hours 70 140 270 400 540 liter liter liter liter liter Check t
43. ctuate the hand brake lever or foot brake lever respectively to ensure that the brake pads will lie against the brake disk and the pressure point is established Changing the basic position of the foot brake pedal To change the basic position of the foot brake lever loosen the counternut 5 and turn the stop screw 6 as needed Be sure to adjust the free travel of the foot brake lever Measured on the outside the foot brake lever should have 3 5 mm free travel before the piston rod moves the piston in the foot brake cylinder you will feel the stronger resistance of the foot brake lever Loosen the counternut 7 and turn the pushrod 8 as needed ZN WARNING S S D D S If this free play is not present then pressure can build up in the brake sys tem when driving causing the rear wheel to brake The braking system over heats and may even fail completely in extreme cases MAINTENANCE WORK ON CHASSIS AND ENGINE Checking the rear brake fluid level The reservoir for the rear brake disk is located on the right side of the motor cycle on the rear brake cylinder No air bubble should be visible in inspection glass A when the vehicle is parked in a vertical position WARNING D D D E If the brake fluid level drops below the minimum either the brake system has a leak or the brake pads are completely worn In this case consult an author ized KTM dealer imm
44. d tracks humid or dirty brake discs can delay the braking effect The brakes must be pulled until they are dry or clean Rides on salt strewed or dirty roads can also delay the braking effect The brakes must be pulled until they are 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 If the resistance in the hand brake lever or foot brake pedal feels spongy too much play 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 and parking Apply the brakes fully and put the engine into neutral To turn off the engine push the short circuit button or the emergency OFF button with the engine at idling speed until the engine stops Turn the fuel tap to the OFF position park on an area where the ground is firm and lock the motorcycle UN WARNING C D S 8 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 operating the motorcycle and take care to park it where pedestrians are not likely to touch it and get burned CAUTION
45. ding the cooling system 42 Braking 2 rest edes ded ios den shanty 19 Breather plug front fork 27 Carburetor Adjust idling 46 Chain maintenance 32 Chain Wears S Rd E RR nA 32 Changing the basic position of the foot brake pedal 35 Changing the engine 48 Changing the fork offset caster 28 Changing the oil filters 49 Changing the original position of the clutch lever 45 Changing the spring preload on the telescopic fork 26 Changing the spring preloading of the shock absorber 24 Charging the battery 40 Chassis numbet 5 Check chain tension 30 Check the following before each start 17 Check set distance of the magnetic sensor 39 Checking and adjusting the steering head bearing 27 Checking spoke 5 38 Checking the basic setup of the telescopic fork 26 Checking the brake fluid level front brake 34 Checking the coolant 42 Checking the engine oil level 47 Checking the float level float height 46 Checking the f
46. e camshaft for wear visual check Check the spring cap for wear Check the eccentricity of the valve disk Check the valve guides for wear Replace the valves Replace the valve springs Check the function of the timing chain tensioner Check the eccentricity of the crankshaft journal Replace the conrod bearings Check piston pin bearing Replace the crankshaft main bearings Check the entire transmission including the roller and bearings for wear Check the length of the bypass valve spring Replace the glass fiber yarn filling in the silencer Replace the sealing cup for the foot brake cylinder Check the throttle slide jet needle and main jet holder every 50 hours NOTE If the inspection establishes that permissible tolerances are exceeded the respective components must be replaced MAINTENANCE WORK ON CHASSIS AND ENGINE PRIN SSS Maintenance and adjusting work marked with an asterisk requires expert skills and technical know how For your own safety always have such work performed by a specialized KTM dealer where your motorcycle will be optimally serviced by appropriately qualified skilled staff CAUTION If using a power washer do not point the water jet at the electric components plugs cables bearings carburetor etc The high pressure will cause water to penetrate into the components and can cause them to malfunction or lead to premature w
47. e 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 the fuel tap 1 2 Swing up the side stand 3 Put the gear in neutral 4 Leave throttle closed and kick the kickstarter briskly ALL THE WAY or actuate the E starter What to do when the engine is flooded Unscrew the spark plug and dry it NOTE The carburetor has an accelerator pump Every time you open the throttle fuel will be injected into the intake passage When starting be sure that you open the throttle completely only once Starting off Pull the clutch lever Put the engine into first gear slowly release the clutch lever and open the throttle at the same time WARNING Before you start off check that the side stand has been swung up fully If the stand drags on the ground the motorcycle can go out of control Shifting Riding You are now in first gear refered to as the drive or uphill gear Depending on the conditions traffic hill size etc you can shift to a higher gear Close throttle at the same time pull clutch lever in and shift to the next higher gear Let clutch lever go again and accel erate If you turned on the choke make sure you turn it off again as soon as engine is warm When you reach full speed through opening the throttle all the way turn throttle back to 3 4 the speed hardly decreases although the engine will use less gas Only g
48. e is swallowed or splashed in the eyes seek a doctor s advice immedi ately Fuel expands when its temperature rises Therefore do not fill the tank to the top see fig PERIODIC MAINTENANCE 1st service every 250 SX F XC F 2008 after 3 hours 20 hours A CLEAN MOTORCYCLE BE CHECKED MORE QUICKLY WHICH SAVES MONEY or 20 fuel or 0 fuel or 1 race Change engine oil oil filter e e Clean oil screen and drain plug magnet e Replace spark plug after 30 hours Check and adjust valve clearance Check engine mounting bolts for tightness Clean the spark plug connector and check for a tight fit Check the screws on the kick starter and shift lever for a tight fit Check carburetor connection boot for cracks and leaks Check idle speed setting CARBURETOR Check vent hoses for damage or bends Check cooling system for leaks check quantity of antifreeze Check exhaust system for leaks and fitment Check cables for damage smooth operation and bends adjust and lubricate Check fluid level of the clutch master cylinder Clean air filter and filter box ADD ON PARTS Check electric wires for damage and bends Check headlamp setting Check function of electric systems low high beam brake light indicator lamps speedometer illumination horn emergency OFF switch or button Check brake fluid level lining thickness brake discs
49. ear 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 longer 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 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 Changing the spring preloading of the shock absorber The spring preload can be changed by turning the adjusting ring 1 For this purpose you should dismount the shock absorber and clean it thoroughly NOTE Before changing the spring preload note down the basic setting e g how many threads are visible above the adjusting ring One rotation of the adjusting ring 1 changes the spring pretension by approximately 1 mm 0 04 in Loosen the clamping scre
50. ear bth gear 6th gear 6 speed 13 33 17 33 19 29 23 28 21 25 23 23 22 24 26 22 6 speed 13 32 15 30 17 28 19 26 Ignition system contactless DC CDI ignition with digital advanced system by KOKUSAN Generator 12 V 80 W at 5000 rpm SX F without generator Spark plug NGK CR 9 EBK Cooling system liquid cooled permanent rotation of cooling liquid through mechanically driven water pump Cooling liquid 1 2 liters 5096 antifreeze 5096 destilled water at least 25 13 F Starting equipment Engine oil Kick and Electric starter SX F kickstarter only Only use fully synthetic engine oils that meet the JASO MA quality require ments see information on the can recommends Motorex Power Synt 4T 10W 50 CAUTION Poor oil quality or minor quantity cause early engine wear TECHNICAL DATA ENGINE TIGHTENING TORQUES ENGINE Hexagon collar screw engine case clutch cover ignition cover water pump cover 6 10 Oil drain plug M12x1 5 20 Nm Allen head plug oil screen short M16x1 5 Oil 10 Nm Hexagon plug oil screen long M20x1 5 15 Nm Collar screw for oil filter cover M5 6 Nm Plug pressure valve M12x1 5 20 Nm Screws oil pump cover Locti te 222 6 Nm Hexagon collar screw cylinder cylinder head 10 Nm Cylinder head screw Oil 40 50 Nm Hexagon collar screw
51. ear 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 IMPORTANT INFORMATION 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 The fuels and lubricants specified in the Owner s Manual or automotive fluids with equivalent specifications must be used in accordance with the maintenance schedule Take special care to follow the recommended run in inspection and maintenance intervals Heeding these guidelines will significantly increase 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 For your own safety use KTM approved parts and accessories only KTM is not liable for damage that arises in connection with the use of othe
52. ediately Refilling the rear brake fluid reservoir Add brake fluid as soon as a bubble is visible in inspection glass A To top up remove screw 1 Fill DOT5 1 brake fluid e g Motorex Brake Fluid DOT 5 1 up to the mark B on the inside of the reservoir and remount the screw Spilled brake fluid must be rinsed off with water Never use DOTS brake fluid It is based 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 the 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 Am 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
53. een the handlebar sup port and the handlebar clamps should be the same size in the front and in the rear A The screws 4 must be secured with loctite 243 IS AND ENGINE Check chain tension Jack the motorcycle up on its frame so that the rear wheel no longer touches the ground Press the chain upward at the end of the chain sliding component The distance between the chain and the swing arm should be approx 8 10 mm 0 31 0 39 in In the course of this procedure the upper chain portion A must be taut see drawing If necessary correct the chain tension Am Excessive tensioning of the chain will put additional load on the compo nents of the secondary drivetrain chain bearings of transmission and rear wheel Aside from resulting premature wear if worst comes to worst the chain may rupture or the countershaft of the transmission may break Too much slack in the chain on the other hand can result in the chain jumping off the chain wheels If this happens the chain could also block the rear wheel or damage the engine either case the operator is likely to lose control of the motorcycle Correct chain tension Loosen collar nut 1 loosen lock nuts 2 and turn right and left adjusting screws 3 equally far Tighten lock nuts To ensure the correct alignment of the rear wheel the marks at the left and right chain adjusters must be positioned identically in relation to the r
54. eference marks B Tighten the counter nut of the adjusting screws Clean and grease the adjusting screws regularly Motorex Long Term Grease 2000 Before tightening the collar nut verify that the chain adjusters 4 are sitting close to the adjusting screws and that the rear wheel has been aligned with the front wheel Tighten collar nut 1 to 80 Nm ZN WARNING D D D 8 If you don t happen to have a torque wrench at hand make sure you the tightening torque corrected by a KTM dealer as soon as possible loose axle may lead to an unstable driving behavior of your motorcycle Tighten the collar nut with the required torque loose wheel spindle may lead to an unstable behavior of your motorcycle NOTE The large adjusting range of the chain adjusters 32mm allows you to use different secondary ratios in combination with the same chain length The chain adjusters 4 can be rotated by 180 MAINTENANCE WORK ON CHA IS AND ENGINE Adapting the chain guide to the number of rear sprocket teeth 250 SX F EXC F Six Days NOTE The position of the chain guide must be adjusted due to the large number of rear sprockets available Up to 44 teeth insert the retaining screw on the chain guide in the lower hole A from 45 teeth in the upper hole B Loosen screw 1 and remove screw 2 Tilt the chain guide down and insert the collared bush 3 in the corresponding hole Torque the scr
55. en it is disconnected CAUTION Homologated models driven on public roads must be operated with a discon nected socket connector otherwise the type approval will be cancelled Instructions for initial operation Make sure the work for the pre delivery inspection was per formed by your authorized KTM workshop The DELIVERY CERTIFICATE and SERVICE MANUAL will be handed over when you pick up your vehicle Read these operating instructions carefully before your first ride Familiarize yourself with the operating elements Set the clutch lever the handbrake lever and the footbrake pedal to the positions that are most convenient for you Get used to handling the motorcycle on an empty parking lot or open space before starting on a longer drive Also try to drive as slowly as possible and in a standing position to improve your feeling for the vehicle Do not drive along off road tracks which go beyond your abitily and experience Hold the handlebars with both hands and leave your feet on the foot rests while driving Remove your foot from the foot brake lever when you are not braking If the foot brake lever is not released the brake pads rub continuously and the braking system is overheated Do not make any alterations to the motorcycle and always use ORIGINAL KTM SPARE PARTS Spare parts from other man ufacturers can impair the safety of the motorcycle Motorcycles are sensitive to alterations in the distributio
56. et Enter this number on page 1 PERATION INSTRUMENT Clutch lever The clutch lever 1 is located on the left side of the handlebar The adjus ting 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 Hot start lever SX F If you pull the red hot start lever 2 during the starting procedure backward a bore in the carburetor will be opened through which the engine may take in additional air The result is a lean fuel air mixture of the type needed for hot starts PERATION INSTRUMENT Hand brake lever The hand brake lever 1 is mounted on the handlebars on the right and actuates the front wheel brake The adjusting screw A can be used to change the basic position of the hand brake lever see Maintenance Short circuit button The short circuit button 2 turns off the engine When pressing this button the ignition circuit is short circuited Combination switch The light switch has 2 respectively 3 switch positions A Light off this function is not available in all models B Low beam on C High beam on You may use button 3 to actuate the horn The red short circuit button 4 serves to switch off the engine Leave the switch pressed until the e
57. ews to 10 Nm 250 XC F XCF W EXC F NOTE The position of the chain guide must be adjusted due to the large number of rear sprockets available Up to 44 teeth insert the retaining screw on the chain guide in the lower hole C from 45 teeth in the upper hole D Loosen both screws on the chain guide and pull the chain guide off the swing arm Turn the chain guide over press out the retaining nut 4 and insert it in the other hole 5 turning the retaining nut around Remount the chain guide and tighten the screws to 10 Nm MAINTENANCE WORK ON CHA W ow max 272 mm 123 161718 IS AND ENGINE Chain maintenance For a long chain life good maintenance is very important Chains without X rings should be cleaned in fireproof solvent regularly and afterwards treated with hot grease or chain spray e g Motorex Chainlube 622 X ring chains on the other hand are very simple to clean The best effect is achieved with a suitable chain cleaning agent e g Motorex Chain Clean 611 Do not use brushes or solvents After letting the chain dry you can use a spe cial X ring chain spray e g Motorex Chainlube 622 WARNING rmm 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 c
58. exhaust flange Locti te 243 10 Nm Valve cover screws 10 Nm Camshaft screw 12 1 Locti te 243 80 Nm Collar screw nut camshaft bearing support M7 Oil 18 Nm Hexagon nut primary gear M18x1 5 left Locti te 243 150 Nm Nut for inner clutch hub M18x1 5 Locti te 243 120 Nm Hexagon collar screw clutch spring 10 Nm Allan head screw shift roller locking piece Locti te 243 10 Nm Hexagon collar screw locking lever Locti te 243 6 Nm Locking screw for shift roller bearing Locti te 243 6 Nm Locking screw for main shaft bearing Locti te 243 6 Nm HH collar screw clip tensioning rail Locti te 243 10 Nm Plug for chain tensioner M24x1 5 25 Nm Hexagon collar screw stator SX F Locti te 243 6 Nm Hexagon collar screw stator XC F XCF W EXC F Locti te 243 8 Nm Hexagon collar screw E starter 10 Nm Hexagon collar screw pulser coil Locti te 243 6 Nm Hexagon collar nut flywheel 60 Nm Hexagon collar screw bump part kickstarter Locti te 243 10 Nm Cable retaining bracket ignition Locti te 243 6 Nm Allan head screw kickstarter Locti te 243 4 25 Nm Hexagon collar screw shift lever Locti te 243 10 Nm Hexagon screw engine sprocket Locti te 243 60 Nm Spark plug BASIC CARBURATOR SETTING
59. g display modes can be activated TR1 tripmaster 1 TR2 tripmaster 2 A1 average speed 1 A2 average speed 2 S1 stop watch 1 52 stop watch 2 CLK clock LAP lap time KMH MPH display in kilometers or miles see Kilometers or miles If you have activated all of the display modes they will be displayed in the following order SPEED H SPEED CLK SPEED LAP SPEED ODO SPEED TR1 SPEED TR2 SPEED A1 SPEED A2 SPEED S1 SPEED S2 PERATION INSTRUMENT CO DO SPEED Km h 21 11 LI IC 1 CLK LAP 3 rinde ui LL LILI LICI Z1 2 LAP _ TR h 202 11 IC 33 SPEED Km h SPEED CLK time display mode CLK displays the time in hours minutes and seconds button no function button no function briefly press O button changes to the next display mode hold O button 3 secs set the clock menu To set the clock see Setting the clock SPEED LAP lap time display mode You can use the manual stop watch to stop and store up to 10 lap times which you can view in the LAP LAP display mode see below LAP displays the lap times in hours minutes and seconds button Starts and stops the stop watch lap time is not reset to O button Stops the stop watch stores the lap time and restarts the stop watch again The time is reset to O A total of 10 lap times can be stored If the lap time con tinues to run after you press the button all
60. g to our experience the damping rate of the compression stage can remain unchanged The damping rate of the rebound stage can be reduced by a few clicks for a softer spring or increased by a few clicks for a harder spring IS AND ENGINE Breather plug front fork After every 5 hours of use for competitive racing slacken the breather plugs 1 a few turns in order to relieve excess pressure from the inside of the fork To do this place the motorcycle on a stand with the front wheel lifted off the ground CAUTION Excessive pressure in the interior of the fork can cause leaks in the fork If your fork is leaking it is recommended to open the breather plugs before hav ing the seals replaced Cleaning the dust sleeves of the telescopic fork The dust protection bellows 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 Remove the screws 2 on the fork protector and put the dust protection bel lows down Pry the dust sleeves 3 out of the outer tubes and slide down 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 Position
61. gularly Remove and clean fork dust bellows regularly Clean and lubricate chain check tension and adjust if necessary Clean air filter and filter box Check tires for pressure and wear Check cooling fluid level Check fuel lines for leaks Drain and clean float chamber Check all control elements for smooth operation Check brake performance Treat blank metal parts with the exception of brake and exhaust system with wax based anti corrosion agent Treat ignition and steering locks and light switches with contact spray Check tightness of screws nuts and hose clamps regularly 250 XCF W EXC F 2008 IMPORTANT INSPECTIONS OR MAINTENANCE WORK THAT MUST BE PERFORMED BY THE SPECIALIZED KTM WORKSHOP FOR COMPETITIVE RACING FOR HOBBY USE SEPARATE ORDER FOR SPECIALIZED KTM WORKSHOP COMPETITIVE A 100 liter fuel consumption RACING is equivalent to approx 15 operating hours HOBBY USE every 10 hours 70 liter every 20 hours 140 liter every 20 hours 140 liter every 40 hours 270 liter every 40 hours 270 liter every 80 hours 540 liter every 80 hours 540 liter Check the clutch disks for wear Check the length of the clutch springs Check the clutch drive for indentations Check the outer clutch hub for indentations Check the cylinder and piston for wear Check the groove on the piston pin retainer for wear visual check Check th
62. h that the slot engages the web Use a blunt ended object to stuff the glassfiber yarn packing all the way into the silencer and mount the front cap To change the rear silencing mat start by removing the front packing and the inner exhaust pipe Then drill open the rivets and remove the end cap 4 SX F NOTE In every exhaust repair procedure the O rings 5 must be replaced by new ones Glass fiber yarn packings are available from your licensed KTM XC F XCF W EXC F 5 mechanic Make sure the caps are screwed on tightly Mount the muffler stress free before tightening the fixing screws Y A 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 Cleaning the spark arrester XC F XCF W USA The spark arrester should be cleaned every time the glassfiber yarn filling is changed or at least once annually For this purpose dismount the silencer and remove any deposits that might 5950005000000 ict exist in region A Renew the O ring and mount the silencer 555555555 50505052505000 555555555552 555 525555550 50505055050 55555009 AINTENANCE WORK CHA IS AND ENGINE
63. he clutch disks for wear e Check the length of the clutch springs Check the clutch drive for indentations Check the outer clutch hub for indentations Check the cylinder and piston for wear Check the groove on the piston pin retainer for wear visual check Check the camshaft for wear visual check Check the spring cap for wear Check the eccentricity of the valve disk Check the valve guides for wear Replace the valves Replace the valve springs Check the function of the chain tensioner Check the eccentricity of the crankshaft journal Replace the conrod bearings Check piston pin bearing Replace the crankshaft main bearings Check the entire transmission including the roller and bearings for wear Check the length of the bypass valve spring Replace the glass fiber yarn filling in the silencer Replace the sealing cup for the foot brake cylinder Check the throttle slide jet needle and main jet holder every 50 hours NOTE If the inspection establishes that permissible tolerances are exceeded the respective components must be replaced PERIODIC MAINTENANCE 1st service every 250 XCF W EXC F 2008 after 3 hours 15 hours A CLEAN MOTORCYCLE CAN BE CHECKED MORE QUICKLY WHICH SAVES MONEY or 20 fuel or fuel or 1 race Change engine oil short and long oil filters e Clean oil screen and drain plug magnet Check oil li
64. ill be retained and converted accordingly TR1 1 51 TR2 2 figures will be cleared zKmh Mph X 000 MAX LAP CLK H To select the unit select the SPEED H mode and hold the O button for 3 sec ZN ZIN onds to access the SETUP menu Press the O button until the KMH MPH function blinks Press the button briefly to move to the options Press the button for KMH or the button for To set briefly press the O button 1 x and hold for 3 seconds until the dis play returns to the SPEED H mode If no button is pressed for 20 seconds the setting will be stored automati cally and the display will return to the SPEED H mode button to access the menu to activate the KMH display button to activate the MPH display briefly press O button changes to the next mode changes from the menu to the SETUP menu hold O button 3 secs stores and closes the SETUP menu Setting the clock To set the clock switch the ignition off and select the SPEED CLK mode Press and hold the O button for 3 seconds The blinking digits can be changed using the and buttons Press the button to move to the next digit 0 12 will show the time in the 12 hour mode 0 24 in the 24 hour mode Press and hold the O button for 3 seconds to store the settings If no button is pressed for 20 seconds the settings will be stored automati cally and the display will return to the SPEED CLK mode time time changes
65. imension A 600 mm Motorcycle on ground unloaded dimension B 565 mm Static AMD e ea r AE E R E E A E AN ANG 35 mm If the static sag is lower the spring preload of the shock absorber must be reduced if the static sag is higher the spring preload must be increased See chapter Changing the spring preload of the shock absorber Determining the riding sag of the shock absorber Have a helper hold the motorcycle while you sit on the bike 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 Stay on the bike and have another person measure the distance between the same two points and write it down as dimension C The riding sag is the difference between dimensions A and C EXAMPLE Motorcycle jacked up dimension A 600 mm Motorcycle on ground loaded dimension C 500 mm Riding Sap uii Ee Xv RACE RU YU 100 mm The riding sag should be 5 mm 12 18 7D 03 107 mm 12 18 7D 04 105 mm 12 18 7D 28 112 mm 12 18 7D 34 105 mm If the riding sag is less the spring is too hard the spring rate is too high If the riding sag is more the spring is too soft the spring rate is too low The spring rate is written on the outside of the spring e g 66 250 The type number of the shock
66. in the electronic speedometer is activated as soon as you press a button on the speedometer or an impulse is received from the wheel sen sor The display lights up when the engine is running The display is cleared if no button is pressed for 1 minute or no impulse is received from the wheel sensor The O button is used to change between display modes The and buttons are used to control various functions TEST All of the display segments briefly light up for the display function test PERATION INSTRUMENT 2270 Leu ws fi Li SPEED qm H v L Lu wig LI 1 LILI O32 SPEED kmh 000 TM TR M A2 51 52 NZ Km h Mph Qo MAT LAP CLK H WS wheel size The display changes and the circumference of the front wheel is briefly dis played in millimeters 2205 mm corresponds to a front wheel circumference of 21 with production tires Afterwards the display will return to the previous display mode SPEED display mode service hours Only the SPEED H and SPEED ODO display modes are activated in the condition at delivery SPEED H is displayed whenever the display is activated and the front wheel is not turning It automatically changes to the SPEED ODO display mode as soon as the front wheel starts turning SPEED displays the speed H displays the engine s service hours The service hour counter starts to count as soon as you start the engi
67. ion changes to the next display mode changes to the next display mode SPEED S1 display mode stop watch 1 S1 shows the traveling time based on TR1 and continues to run whenever it receives impulses from the wheel sensor The calculation of this figure is acti vated by the first impulse received from the wheel sensor and stops 3 sec onds after the last impulse is received button button briefly press O button hold O button 3 secs no function no function changes to the next display mode clears the TR1 S1 A1 figures m TRO T J 20 Lt Lu ILI d SPEED 9 M SPEED y L LI lt r 1 SPEED 14 9 lt mn GTI a LILI we SPEED 9 WIC an SPEED m ETE 014 Km h SPEED S2 display mode stop watch 2 S2 is a manual stop watch Start the stop watch by pressing the button press again to hold Press again to continue timing Press the O button to change to the next mode The S2 display will blink in the other modes if S2 continues to run in the background To stop S2 return to the SPEED S2 mode and press the button button button briefly press O button hold O button 3 secs starts and stops the stop watch no function changes to the next display mode clears the S2 figure PERATION INSTRUMENT TRI TR M A2 St 82 Kilometers or miles The unit kilometers or miles can also be changed The ODO figure w
68. is cold have an adverse effect on the life of your engine We recommend you run the engine in a moderate rpm range for a few miles giving it a chance to warm up After that no further precautions in this respect need to be taken The engine has reached its operating temperature as soon as the radiators become warm Never have the throttle wide open when changing down to a lower gear The engine will over rev damaging the valves In addition the rear wheel locks so that the motorcycle can eas ily get out of control If any abnormal vibrations occur while driving check that the engine fastening bolts are tight In the event that while riding on your motorcycle you notice any unusual operation related noise stop immediately turn the engine off and contact an authorized KTM dealer Braking Close throttle 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 Always finish braking before you enter a curve Also change down to lower gears depending on your speed When driving down hill use the braking effect of the engine Change down one or two gears but do not overspeed the engine In this way you will not need to brake so much and the brakes will not overheat Am Incase of rain after washing the motorcycle after rides through water and in case of rides on wet off roa
69. itable for your weight At delivery KTM s offroad motorcycles are set to accommodate a driver weighing 75 85 kg wear ing full protective clothing If your weight exceeds or falls short of this range you will need to adjust the basic setup for the suspension components accord ingly Minor deviations in weight can be compensated by adjusting the spring preload Different springs must be installed for larger deviations Checking the shock absorber and spring You can establish whether or not the shock absorber spring is suitable for your weight by checking the riding sag The static slag must be correctly adjusted before the riding sag can be determined Determining the static sag of the shock absorber The static sag should be as close as possible to 33 mm 12 18 7D 03 12 18 7D 28 or 35 mm 12 18 7D 04 12 18 7D 34 Deviations of more than 2 mm can strongly influence the motorcycle s performance Procedure 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 Ask a helper to hold the motorcycle in vertical position Measure the distance between the rear axle and the fixed point again to establish dimension B The static sag is the difference between dimensions and B EXAMPLE Motorcycle jacked up d
70. ive as much gas as the engine can handle Through quick and high revving of the throttle the fuel usage increases By shifting down use the brakes if necessary and close the throttle at the same time Pull the clutch lever and shift down to the next gear Let clutch lever go slowly and open the throttle or shift down again DRIVING INSTRUCTION NOTE dedicated to nothing but offroad racing these models make no compromises in their design As such they do not include any radiator fan and the size of the radiator is dimensioned for opti mum ergonomics In normal racing the cooling system is sufficient If you use your motorbike in other conditions please note that the E starter allows you to start every model accept SX F again at any time Therefore turn off the engine if you intend to run your motorcycle in idle or at a standstill for longer periods of time more than 2 minutes Avoid letting the clutch slip frequently and for extended periods This would cause the engine oil to heat up thereby heating up the cooling system You should drive at low speeds 4 stroke style letting the engine pull you and not at high speeds not by letting the clutch slip 2 stroke style Am After falling with the motorcycle check all functions thoroughly before starting up operations again A twisted handlebar must always be replaced Do not adjust the handlebar it will lose stability CAUTION High rpm rates when the engine
71. l tap To avoid any failures in of the electric system you should treat the emergency OFF switch short circuit button light switch and socket connectors with a contact spray In the event that the motorcycle is also used in winter and on roads where one has to expect salt spraying you will have to take pre cautions against the aggressive road salt clean the motorcycle thoroughly and let it dry after each ride treat the engine carburetor swing arm and all other bare or galvanized parts except for brake discs with a wax based anti corro sion agent Keep the anti corrosion agent from getting into contact with the brake discs otherwise this will significantly reduce the braking power CAUTION After rides on salted roads clean motorcycle thoroughly with cold water and let it dry well STORAGE gt 0 5 Should you wish to make a pause over a longer space of time please observe the following instructions Clean motorcycle thoroughly see chapter CLEANING Change engine oil short and long oil filters old engine oil contains aggressive contaminants Check antifreeze and amount of cooling liquid Warm up the engine once again close the fuel cock and wait until the engine dies Then open the drain plug of the float chamber to remove the remaining fuel Remove spark plug and fill in approx 5 ccm of engine oil into the cylinder through
72. lace the tires at the latest when the tread is down to 2 mm 0 08 in Tire pressure should be checked regularly on a cold tire Proper pres sure ensures optimum driving comfort and extends the life of your tires TNEPDENENEEEUSE ZN WARNING W D s 8 Do not mount tires which have not been approved by KTM Other tires front could have adverse effects on the way your motorcycle behaves Off road 1 0 bar front and rear wheels may only be fitted with tires having the same tread layout Use homologated tires Onroad 1 5 bar For your own safety replace damaged tires immediately Worn tires can have a negative effect on how your motorcycle performs especially on wet surfaces If air pressure is too low abnormal wear and overheating of the tire can result Check set distance of the magnetic sensor The distance between magnet 2 and sensor 1 must be 2 4 mm 0 08 0 16 in otherwise malfunctions on the speedometer might occur This distance can be corrected by screwing in or off the sensor 1 Replacing the battery of the digital speedometer Remove the headlight mask and disassemble the electronic speedometer Remove the screw connection 3 insert the battery type CR 2430 with the writing facing up and reinstall the screw connection AINTENANCE WORK CHA
73. lding haz ard Do not detach any radiator hoses while the engine is hot The escaping hot coolant and the steam may cause serious burns n case you get burnt hold the affected part of your body under running cold water right away Coolant is toxic Keep the coolant out of the reach of children n case coolant is ingested consult a doctor immediately If coolant gets into your eyes rinse them out with water immediately and consult doctor 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 The cooling system must be bled after draining the cooling liquid or after adding more than 0 25 0 06 US gallons cooling liquid see below For the cooling system use only high grade antifreeze e g Motorex Anti Freeze Using lower grade antifreeze agents can cause corrosion and coolant foaming Checking the coolant level The coolant should be 10 mm 0 4 in above the radiator fins when the engine is cold see diagram In the event of the coolant being drained always fill and bleed the system CAUTION If possible always check the level of cooling liquid when the engine is cold If you have to open the radiator cap 2 when the engine is hot use a rag to cover the cap and ope
74. lip the closed side of the masterlink clip must point in running direction Also check sprockets and chain guides for wear and replace if necessary Chain wear To check the chain wear observe the following indications Shift the gear into idling and pull the upper chain strand with approx 10 15 Kilograms 33 Ib upwards see figure Now can measure a space of 18 chain reels at the lower chain strand The chain should be replaced at the latest when a space of 272 mm 10 70 in is measured Chains do not always wear off evenly therefore repeat the measurement at different places on the chain NOTE if you mount a new chain the sprockets should also be replaced New chains wear faster if used on old used sprockets CAUTION Secure the screws of the chain wheel by applying Loctite and fasten them in a crosswise order Tightening torque for nuts 35 Nm Tightening torque for screws 50 Nm MAINTENANCE WORK ON CHA IS AND ENGINE General information about KTM disc brakes BRAKE CALIPERS The brake calipers of this series use a floating mount This means that the brake calipers are not solidly attached to the caliper support which enables them to float for maximum braking contact Secure the screws of the caliper support with Loctite 243 and tighten to 25 Nm BRAKE PADS The brake pads are fitted with TOSHIBA TT 2701 HHB sintered lining at the front and TOYO B
75. luid get in contact with paint it is an effective paint remo ver Use only clean brake fluid taken from a tightly sealed container Remove the bleeder screw 6 from the slave cylinder and mount the bleeder syringe Press oil into the system until the oil runs out of the hole 7 in the master cylinder without bubbles Occasionally extract the oil from the mas ter 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 MAINTENANCE WORK ON CHASSIS AND ENGINE Carburetor Adjust idling Keihin FCRMX 39 Idling adjustment of the carburetor strongly affects the engine s starting behavior That is an engine whose idling speed is adjusted correctly will be easier to start than one whose idling speed has not been adjusted correctly The idle speed is controlled by means of the adjusting wheel 1 and the mixture control screw 2 The adjusting wheel is used to adjust the basic set ting of the slide The mixture control screw is used to control the idle mixture which arrives at the engine by way of the idle system Clockwise turning reduces the fuel quantity lean mixture counterclockwise turning increases the fuel quantity rich mixture TO ADJUST IDLING CORRECTLY PROCEED AS FOLLOWS 1 Turn in mixture control screw 2 up to the stop and turn it back ou
76. motorcycles the JASO T903 MA standard Whereas car engines require long changing inter vals motorcycle engines require a higher power output at higher speeds Most motorcycle engines also use the same oil to lubricate the transmission and the clutch The JASO MA standard responds to these special requirements Only use fully synthetic engine oils that meet the JASO MA quality require ments see information on the can recommends Motorex Power Synt 4T 10W 5O MAINTENANCE WORK ON CHA IS AND ENGINE Changing the engine oil NOTE When changing the engine oil it is necessary to clean the short and long oil screens and to replace the oil filter Engine oil has be changed with the engine at an operating temperature CAUTION An engine at operating temperature and the engine oil it contains are very hot do not burn or scald yourself Place the motorcycle on a horizontal surface remove the plug 1 and allow the oil to drain into a receptacle Clean plug with magnet thoroughly Once the entire oil has been drained clean the sealing surface mount the plug together with the sealing ring and tighten it to 20 Nm CLEANING THE SHORT OIL SCREEN The short oil screen 2 is accommodated in the hex socket plug at the engine bottom Insert a pin type key into the plug and tap on the key a few times with a hammer in order to relieve the stress acting on the plug Dismount the
77. mple front panelling can impair the driving properties of the motor cycle Cases extra tanks etc can alter the weight distribu tion and thus also impair the vehicles driving properties The front and rear wheel may only be fitted with tires that have the same profile type Besure to check the spoke tension after driving for 30 minu tes The spoke tension on new tires decreases rapidly If you continue to drive with loose spokes the spokes may tear and lead to unstable handling see Checking the spoke ten sion The above mentioned models are designed are designed dimensioned for 1 person only Never take another rider along Observe the traffic regulations drive defensively and try to look ahead as far as possible so that any hazards can be rec ognized as early as possible Adjust your driving speed according to the conditions and your driving skills Drive carefully on unknown roads or on unfamiliar trials When driving off road always have a friend on a second motor cycle to keep you company so that you can help each other should difficulties arise Replace the helmet visor or goggle lens when scratched or damaged if bright light shines through a scratched visor or lens the operator will be blinded Never leave your motorcycle without supervision if the engine is running Only 250 EXC F models are approved for use on public roads and motorways When riding your motorcycle plea
78. n no function button no function briefly press O button changes to the next display mode hold button secs clears the TR1 S1 Al figures PERATION INSTRUMENT SPEED TR2 display mode tripmaster 2 The tripmaster 2 is always active and counts to 999 9 Contrary to TR1 the displayed figure can be changed using the and buttons This is a very use ful function for trips taken according to a roadbook button button briefly press O button increases the TR2 figure decreases the TR2 figure changes to the next display mode hold O button 3 secs clears the TR2 figure SPEED A1 display mode average speed 1 A1 shows the average speed based on the TR1 tripmaster 1 and 51 stop watch 1 figures The calculation of this figure is activated by the first impulse received from the wheel sensor and stops 3 seconds after the last impulse is received button button briefly press O button hold O button 3 secs no function no function changes to the next display mode clears the TR1 S1 A1 figures SPEED A2 display mode average speed 2 A2 shows the average speed based on the TR2 tripmaster 2 and S2 stop watch 2 figures The displayed figure can deviate from the actual average speed if the TR2 figure was changed manually or if S2 was not stopped after the trip button button briefly press O button hold O button 3 secs no function no funct
79. n of weight If you are taking luggage with you this should be secured as close as possible to the middle of the vehicle dis tribute the weight evenly between the front and rear wheel Never exceed the maximum permissible laden weight and the axle weights The maximum permissible laden weight is comprised of the following components Motorcycle ready for operation and tank full Luggage Driver with protective clothing and helmet Pay attention to the running in procedure Running in Even very precisely machined sections of engine components have rougher surfaces than components which have been sliding across one another for quite some time Therefore every engine needs to be broken in For this reason do not load the engine more than 50 of its capac ity during the first 3 operating hours Besides the engine speed must not exceed 7000 rpm Avoid going full throttle In the following 12 operating hours you may load the engine up to 75 of its capacity Use the motorcycle on various types of ter rain road easy off road trails Wear suitable clothing when driving a motorcycle Clever KTM drivers always wear a helmet boots gloves and a jacket regard less of whether driving all day or just for a short trip The protective clothing should be brightly colored so that other vehicles can see you as early as possible Do not drive after having consumed alcohol Only use accessories recommended by KTM For exa
80. n slowly to release pressure Caution scalding hazard Bleeding the cooling system By removing the screw 3 at the water pump cover you can drain the coo lant To bleed the cooling system add coolant up to approx 10 mm above the radia tor fins when the engine is cold After a short ride check the coolant level once more MAINTENANCE WORK ON CHASSIS AND ENGINE Replacing the glassfiber yarn packing of the silencer Aluminum silencers are filled with glassfiber yarn to muffle noise Have the filling checked regularly by an authorized KTM workshop see Lubrication and Service Chart The insulating material fibers escape through the holes in the perforated pipe with time causing the silencer to burn out In addition to causing a higher noise level it will also affect the power characteristic The insulating material suitable for your exhaust is available from your authorized KTM workshop By experience the front glassfiber yarn packing s 1 need s to be replaced more often than the rear silencing mat 2 Take the silencer off and remove the front cap as well as the exhaust inner pipe 3 Pull the front glass fiber yarn packing out of the silencer Clean the front exhaust inner pipe To facilitate the mounting procedure you can make a mounting tool out of wood plastic or metal Insert the mounting tool into the inner pipe and mount the glassfiber packing Push the inner pipe containing the packing into the silencer suc
81. ne The displayed figure cannot be changed Service intervals are indicated in service hours for some KTM offroad motor cycles making the service hour counter a very practical function SPEED ODO display mode odometer The SPEED ODO mode displays the speed and the total distance traveled The display automatically changes to the SPEED H display mode when the front wheel stops turning button no function button no function briefly press O button changes to the next display mode hold O button 3 secs changes to the next display mode The electronic speedometer has a number of display modes functions that you can also activate reveal see Activating and deactivating display modes Activating and deactivating display modes In the display mode SPEED H press and hold the O button for 3 seconds to access the SETUP menu The active functions will be displayed The blink ing function can be activated by pressing the button and deactivated by pressing the button Press and hold the O button 3 seconds to store the settings If no button is pressed for 20 seconds the setting will be stored automati cally and the display will return to the SPEED H mode button activates the blinking display button deactivates the blinking display briefly press O button changes to the next display without changing any settings hold O button 3 secs starts the SETUP stores the settings and changes to the SPEED H mode The followin
82. nes for damage or bends Replace spark plug after 30 hours Check and adjust valve clearance Check engine mounting bolts for tightness Clean the spark plug connector and check for a tight fit Check the screws on the kick starter and shift lever for a tight fit C C C C C C heck carburetor connection boot for cracks and leaks heck idle speed setting heck vent hoses for damage or bends heck cooling system for leaks check quantity of antifreeze heck exhaust system for leaks and fitment heck cables for damage smooth operation and bends adjust and lubricate Check fluid level of the clutch master cylinder Clean air filter and filter box Check electric wires for damage and bends C C S CARBURETOR ADD ON PARTS heck headlamp setting heck function of electric systems low high beam brake light indicator lamps peedometer illumination horn emergency OFF switch or button Check brake fluid level lining thickness brake discs Check brake lines for damage and leaks Check function smooth operation and adjust free travel of handbrake foot brake lever C C heck the screws and guide bolts on the brake system for a tight fit heck shock absorber and fork for leaks and function Clean fork dust bellows Bleed fork legs Check swing arm bearings heck adjust steering head bearings C Check tightness of chassis screws triple clamps fork leg axle pa
83. ng rrsan saus Ba aute a dus uS 50 Use after a period of storage 52 What to do when the engine is flooded 18 Wiring diagram x mpm ae Sol 57 3211228 LOOZ V YINYAYILLIN 0103 E LZ Group Partner KTM Sportmotorcycle AG A 5230 Mattighofen www ktm com
84. ngine stops Headlamp switch XCF W In this model the headlamp is switched on with the pull switch 5 Flasher switch The flasher switch is a separate unit and is mounted on the left portion of the handlebar The wire harness is designed in a way that whenever you want to use your bike off road you can dismount the entire turn indicator system without affecting the function of the remaining electrical system lt a Flasher left gt Flasher right PERATION INSTRUMENT LAP 029 TR2 M A2 St 52 Cu cuc c CHANCE SPEED Ws Km h Mph Mies 000 MAX LAP CLK H Starter button 9 Pushing the red starter button 1 will actuate the E starter Emergency OFF switch EXC F Australia The red emergency OFF switch 2 is arranged adjacent to the throttle grip m In this position the E starter is operational and the engine can be started 59 In this position the E starter ignition circuits interrupted The E starter cannot be actuated and the engine will not start not even if you attempt to start it with the kickstarter 9 Pushing the black starter button 3 will actuate the E starter Indicator lamps The green control lamp 4 flashes in the same rhythm as the flash ing indicator when the indicator is working The blue control lamp 5 lights up when the high beam is on Electronic speedometer The display
85. nough glass fiber yarn Valve gap too small Electronic ignition timing faulty Clean and check fuel system as well as carburetor Replace the float Clean or replace air filter Check if exhaust is damaged replace glasfiber yarn in exhaust silencer Adjust valve gap Have ignition system checked Engine stops or splutters in carburetor Insuffient fuel Engine takes air out of control Clean and check fuel system and carburettor Check rubber sleeve and carburetor for tight fit Engine gets too hot Insufficient cooling liquid Not enough air stream Cooling system has not been bled Radiators very dirty Foam formation in cooling system Bent cooling hose Refill cooling liquid see maintenace work check cooling system for leaks Drive on briskly Bleed cooling system Clean radiators with water jet Replace cooling liquid use antifreeze liquid with brand name Shorten or replace cooling hose High oil consumption Hose of engine ventilation is bent Engine oil level too high Motor oil too thin viscosity Dislocate i e replace non buckling vetilation hose Check engine oil level and if necessary correct it Use thicker engine oil see chapter Engine oi The battery is discharged The battery isn t charged by the generator because Remove seat and fuel tank and check voltage regulator con nections voltage regulator and generator should be checked by a KTM dealer CLE
86. ont brake pads The brake pads can be inspected from below The linings must be at least 1 mm 0 04 in thick Am 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 Replacing the front brake pads Press the brake caliper toward the brake disk to put the brake piston in its basic position Remove clips 1 and pull out bolt 2 Remove brake pads from the brake caliper Clean the brake caliper and the brake caliper support with compressed air Check the sleeves of the guide bolts for damage and grease guide bolts if necessary Mount the right brake pad and fix it with the bolt Mount the left brake pad and insert the bolt until it stops Mount the clips When mounting the brake pads be sure to check for correct fit of the sliding metal sheet 3 in the caliper support and of the leaf spring 4 ZN WARNING OO 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 After working on the braking system always a
87. oper ation for a longer period of time Therefore old fuel has accumulated in the float chamber Fuel supply interrupted Flooded engine Sooty or wet spark plug Electrode gap too large Spark plug connector or spark plug faulty Short circuit cable scored in wiring harness short circuit button faulty The plug connection of the CDI unit the pulse generator or the ignition has oxydized Water in carburetor or jets blocked Open fuel tap tank fuel actuate choke Pay attention to starting information see driving instructions The easily inflammable components of the new fuels evap orate during longer periods of standing still 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 when the float chamber is filled with new fuel Close fuel tap loosen fuel hose at carburetor lead into a basin and open fuel tap if fuel leaks out the carburetor may need cleaning if no fuel leaks out check tank ventilation i e clean fuel tap Clean and dry the spark plug or exchange it respectively Clean and dry the spark plug or exchange it respectively Adjust spark plug electrode gap to 0 6 mm Dismount spark plug connect ignition cable hold to ground blank place on engine and actuate starter a strong spark must be produced at the spark plug f no spark is created replace the spark plug
88. r ing stem 5 out of the bearing seat Take the lower triple clamp with the steer ing stem out of the steering head Remove the collar screw from the lower triple clamp and pull out the steer ing stem Thoroughly clean all parts Turn the steering stem 180 and insert it in the triple clamp Apply Loctite 243 to the thread of the collar screw 2 and turn all the way in WARNING OO Be sure to lock the thread on the collar screw 2 with Loctite 243 Do not confuse the collar screw with the blind screw 1 Grease the steering head bearing and sealing elements AINTENANCE WORK ON CHA IS AND ENGINE Mount the lower triple clamp upper steering head bearing protection ring O ring upper triple clamp and the blind screw Tighten the collar screw on the lower triple clamp to 60 Nm Mount the fork legs and tighten the clamp screws on the lower triple clamp to 12 Nm in 3 stages Adjust the steering head bearing without clearance see Checking and adjust ing the steering head support Apply Loctite 243 to the thread of the mid dle clamp screw Tighten the clamp screws on the upper triple clamp to 17 Nm in 3 stages WARNING De D ss The middle clamp screw must be secured with loctite 243 Mount the front wheel fender and tighten the screws to 10 Nm Mount the hand brake cylinder and tighten the screws to 10 Nm
89. r all the way to the left or right To adjust the throttle cables dismount the seat and the tank together with spoilers Slide back the protection cover 5 Loosen the counternut 6 and turn the adjusting screw 7 accordingly Turning the adjusting screw counterclockwise will reduce the backlash turning the adjusting screw clock wise will increase the backlash Tighten the counternut and check whether the throttle grip can be actuated smoothly Mount tank and seat MAINTENANCE WORK ON CHASSIS AND ENGINE 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 CAUTION Adjustment of the clutch lever position is only possible within certain limits Only turn the adjusting screw manually and never apply excessive force 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 2 and cover 3 together with the rubber boot 4 The oil level in the horizontal standing master cylinder should be 4 mm below the upper edge If
90. r products 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 If the motorcycle topples over fuel can flow out of the car buretor or fuel tank ENVIRONMENT Offroad Motorcycle driving is a wonderful sport and we hope that you will be able to enjoy it to the full It may however involve potential problems for the environment or lead to conflicts with others These problems or conflicts can be avoided if the motorcycle is used responsibly To safeguard the future of motorcycle sports make sure that you use the motorcycle in accordance with the law show that you are environmentally conscious and respect the rights of others Enjoy driving your motorcycle KTM SPORTMOTORCYCLE AG 5230 MATTIGHOFEN AUSTRIA Attachments Spare parts manual chassis amp engine TABLE OF CONTENT INTRODUCTION iE a ea mtd 1 Cleaning the dust sleeves of the telescopic fork 27 IMPORTANT INFORMATION 2 Checking and adjusting the steering head bearing 27 SERIAL NUMBER LOCATIONS 5 Changing the fork offset caster 28 Engine number engine type 5 How to change the handlebar position 29 Chassis n mber sse Ved ete Date Bates 5 Check chain tension 30 OPERATION INSTRUMENTS
91. rebound can be adjusted Turn the knob clockwise to increase damping turn it counter clockwise to reduce damping during rebounding STANDARD ADJUSTMENT turn adjusting screw clockwise as far as it will go turn it back by as many clicks as are specified for the relevant type of fork WP 14 18 7D 03 21 clicks WP14 18 7D 28 21 clicks Compression damping of fork XCF W EXC F EXC F Six Days Hydraulic compression damping determines the reaction when the fork is com pressed The degree of compression can be adjusted with adjusting screws at the bottom of the fork legs Remove the protecting cap 4 Turn the adjusting screws 5 clockwise to increase damping turn it counter clockwise to reduce damping during compression STANDARD ADJUSTMENT turn adjusting screw clockwise as far as it will go turn it back by as many clicks as are specified for the relevant type of fork WP 14 18 7D 04 22 clicks 14 18 70 34 24 clicks Rebound damping of fork XCF W EXC F EXC F Six Days Hydraulic rebound damping determines the reaction when the fork is rebound By turning the adjusting screw 6 the degree of damping of the rebound can be adjusted Turn the knob clockwise to increase damping turn it counterclockwise to reduce damping during rebounding STANDARD ADJUSTMENT turn adjusting screw clockwise as far as it will go turn it back by as many clicks as are specified for the relevant type of fork
92. ride It contains a great deal of information and advice which will help you use and handle your bike properly Only by doing so will you learn how to tune your motorcycle to your specific needs and how to protect yourself against injury Besides this manual contains important information on motorcycle maintenance In your own interest please pay particular attention to notices that are marked as follows WARNING CSCC 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 At the time this manual was typeset it was up to date with the latest state of this production series It cannot be completely ruled out however that minor discrepancies may exist resulting from further design upgrades of these motorcycles This manual is an important part of your motorcycle and should be passed on to any subsequent owner in case you decide to sell it 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 chassis 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 w
93. ring stem Clamping screws fork stubs Hexagon nut swing arm bolt Hexagon collar screw handlebar clamp Allan head srew handlebar support Shock absorber top Shock absorber bottom Collar nut swing arm bolt Sprocket Screws Ball joint for push rod Engine mounting bolt Engine brace Spoke nipple Screw adjusting ring spring preload shock abs Other screws on chassis M6 M8 Other collar nuts on chassis HSI19N3 57 stop button generator ellow black red white red black brown blue white 1 2 5 7 6 11 12 pm ELLO RN oA E throttle position sensor ignition coil pick up 250 SX F 2008 CDI harness 594 39 032 100 WIRING DIAGRAM multi func digital speedometer handle bar switch optional regulator rectifier br 250 XC F XCF W 2008 wiring diagramm CDI harness 594 38 032 100 ENGLISH rear light brakelight 59 start relay battery high low beam switch m i horn switch stop button starter motor flasher switch start button na 3 handle bar switch 1 optional N 4 flasher relay Erxl cara 4 G _ 6 _ sn J eee C BT ear 4 5 2 _ 1 1 LIU 3 1 4 2 2 a 4 e horn
94. ront brake pads 35 Checking the oil level of the hydraulic clutch 45 Checking the rear brake fluid level 36 Checking the rear brake 36 Checking the shock absorber and spring 25 Choke s m d proton oe Pe foh Tess d fea 12 Gleanllg i orae erue eM dete Re Rae S 52 Cleaning the air filter 44 Cleaning the dust sleeves of the telescopic fork 27 Cleaning the spark arrester 43 Clutch lever uses ecce ta hae m dnx meas 5 Combination switch 6 Compression damping 14 Compression damping of shock absorber 15 Conservation for winter operation 52 Cooling SyStem od a des bou beet qe 42 Correct chain tension 30 Determining the riding sag of the shock absorber 25 Determining the static sag of the shock absorber 25 Dismounting and mounting the front wheel 37 Dismounting and mounting the rear wheel 38 Draining the float chamber of the carburetor 46 Driving 5 17 Electronic 5 7 Emergency OFF switch 7 Page Engine characteristic 16
95. rs have been designed in such a way that brake fluid does not need to be refilled even when the brake pads are worn If the level of brake fluid falls below the minimum value this indicates a leak in the braking system or completely worn out brake pads Arrange for the braking system to be checked by a KTM specialist as com plete failure of the braking system can be avoided 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 ZN WARNING M l If the resistance on the hand brake lever or foot brake lever feels unrespon sive something is wrong with the brake system Have the brake system inspected at an authorized KTM workshop before you drive the motorcycle 6 CABLES Check correct setting and easy running of all control cables 7 COOLING FLUID Check the level of the cooling fluid when the engine is cold 8 ELECTRICAL SYSTEM Check correct functioning of headlamps tail lights brake lights indica tors control lamps and horn while the engine is running 9 LUGGAGE If you are taking luggage with you check that this is securely fastened DRIVING INSTRUCTION Starting when the engine is cold Open the fuel tap 1 Swing up the side stand or center stand Put the gear in neutral Operate the choke 2 Leave throttle closed and kick the kickstarter briskly ALL THE WAY or actu ate the E starter WARNING SSS If
96. se bear in mind that other people may feel molested by excessive noise DRIVING INSTRUCTION FO Check the following before each start When you start off the motorcycle must be in perfect technical condition For safety reasons you should make a habit of performing an overall check of your motorcycle before each start The following checks should be performed 1 CHECK THE OIL LEVEL Insufficient oil results in premature wear and consequently to engine damage 2 FUEL Check that there is sufficient fuel in the tank when closing the filler cap check that the tank venting hose is free of kinks 3 CHAIN A loose chain can fall from the chain wheels an extremely worn chain can tear and insufficient lubrication can result in unnecessary wear to the chain and chain wheels Excessive tensioning of the chain will put additional load on the components of the secondary drivetrain chain bearings of transmission and rear wheel Aside from resulting in premature wear if worst comes to worst the chain may rupture or the countershaft of the transmission may break 4 TIRES Check for damaged tires Tires showing cuts or dents must be replaced The tread depth must comply with the legal regulations Also check the air pressure Insufficient tread and incorrect air pressure deteriorate the driving performance 5 BRAKES Check correct functioning of the braking system Check for sufficient brake fluid in the reservoir The reservoi
97. speed should be readjusted 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 the carburetor to mal function e g overly rich mixture Therefore these parts should be checked after approx 50 hours Checking the float level float height For this purpose dismount the carburetor and remove the float chamber Hold the carburetor in a slanted position such that the float will abut the float nee dle valve but not compress it In this position the edge of the float should be parallel with the float cham ber sealing surface see illustration If the float height does not correspond to the desired value check the float needle valve and if necessary replace it If the float needle valve is o k you can adjust the float height by bending the float lever 3 Mount the float chamber install the carburetor and adjust the idle speed MAINTENANCE WORK ON CHA IS AND ENGINE 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 capa
98. ssage swingarm shock aborber Check spoke tension and rim joint Check tires and air pressure Check chain chain joint rear sprockets and chain guides for wear fit and tension L C ubricate chain clean and grease the adjusting screws on the chain tensioner heck clearance of wheel bearings 250 XCF W EXC F 2008 ADDITIONAL SERVICE WORK THAT MUST BE PERFORMED UNDER A SEPARATE ORDER at least once a year Complete maintenance of fork Complete maintenance of shock absorber Clean and grease steering head bearings and gasket elements Clean and adjust carburetor Treat electric contacts and switches with contact spray Treat battery connections with contact grease Change hydraulic clutch fluid Change brake fluid Clean Sparkarrestor XCF W USA Service intervalls should never be exceeded by more than 2 hours or 15 liters of fuel Maintenance work done by KTM authorised workshops is not a substitute for care and checks done by the rider PERIODIC MAINTENANCE 250 XCF W EXC F 2008 IMPORTANT CHECKS AND MAINTENANCE TO BE CARRIED OUT BY THE RIDER After every cleaning For cross country use at least once a year Check oil level Check brake fluid level Check brake pads for wear Check lights for function Check horn for function Lubricate and adjust cables and nipples Bleed fork legs re
99. t the battery Provide adequate ventilation when charging the battery in a closed room the battery emits explosive gases when charging Electrolytes will escape through the safety valves if the battery is charged too long or at an excessive voltage or amperage This will reduce battery capacity Try to avoid quick charges MAINTENANCE WORK ON CHA IS AND ENGINE Fuse The fuse 1 is located in the starter relay of the E starter 2 underneath the left side paneling Having removed the left side paneling the air box cover and the protection cover A you will be able to see the fuse The following loads are connected to it E starter system horn flasher lights electronic speedometer The starter relay also contains a 10 amp spare fuse 3 Replace a blown fuse only with an equivalent one If a new fuse that has just been installed gets blown again you are strongly advised to have it inspected by a KTM dealer The fuse capacity is 10 Ampere CAUTION Under no circumstances is a stronger fuse allowed to be installed or a fuse allowed to be repaired An improper treatment could damage the whole elec trical installation Replacing headlight lamp parking light lamp Loosen both rubber bands and tilt headlight mask to the front Pull the park ing light lamp with holder 4 carefully out of the reflector Pull connector 5 off the headlamp and remove rubber cap 6
100. t the law may prohibit a The removal or rendering inoperative by any person other than for purposes of maintenance repair or replacement of any device or element of design incorporated into any new vehicle for the purpose of noise control prior to its sale or delivery to the ultimate purchaser or while it is in use and b the use of the vehicle after such device or element of design has been removed or rendered inopera tive by any person In accordance with the international quality management ISO 9001 standard KTM uses REGNO 12 100 6061 quality assurance processes that lead to the highest possible product quality IMPORTANT INFORMATION INTENDED PURPOSE KTM sports motorcycles are designed and constructed to 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 The SX F and XC F models are prohibited on public roads the road approved models are only allowed on public roads in the original homologated throttled version Without this performance restriction i e de throttled these models are only allowed to be driven off road and not on public roads The EXC F models are designed for off road sports endurance competitions enduro and not suitable for predominant motocross use OWNER S MANUAL Please read this manual carefully and completely before going on your first
101. t to the basic position see technical date engine Warm up the engine Use the adjusting wheel 1 to set the normal idle speed 1400 1500 rpm Turn mixture control screw 2 slowly clockwise until idling speed starts to decrease Memorize this position and turn mixture control screw slowly counterclockwise until the idling speed decreases again Adjust the point of the highest idling speed between these two positions If in the course of this procedure the speed undergoes a relatively high increase reduce the idle speed to a normal level and repeat the procedure specified in 4 Serious competitive racers will choose a setting approx 1 4 turn clock wise leaner than this ideal value because their engine will heat up more when used in competitions NOTE If you fail to obtain a satisfying result by following the procedure described above an incorrectly dimensioned idling nozzle may be the cause If a the mixture control screw has been screwed in up to the stop without causing any change in rotational speed a smaller idling jet has to be installed b the engine dies when the mixture control screw is still open by 2 turns a larger idling jet needs to be selected Naturally in cases of jet changes you have to start your adjusting work from the beginning 5 Then use the adjusting wheel to set the desired idle speed 6 cases of greater changes in the outside temperature and extremely different altitudes the idling
102. the opening Actuate kick starter 10 times order to distribute the oil onto the cylinder walls and mount the spark plug Set piston to compression so that the valves will be closed slowly operate the kickstarter until you can hear the automatic decompressor click release Let fuel flow out of tank into an appropriate container Correct tire pressure Lubricate pivot points of the control levers foot rests etc as well as the chain Service the shock absorber linkage Disassemble and charge battery see chapter BATTERY The storage place should be dry and not subjected to excessive temperature fluctuations Cover the motorcycle with an air permeated tarpaulin or blanket Do not use airtight materials as a possible humidity might not be able to escape and could 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 valves and exhaust to rust USE AFTER A PERIOD OF STORAGE Mount the charged battery regard polarity Set the time in the speedometer 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 ser
103. to the next digit starts the SETUP menu stores the time and changes to the SPEED CLK dis play mode button button briefly press O button hold O button 3 secs OVERVIEW OF THE ELECTRONIC SPEEDOMETER FUNCTIONS Motorcycle is driving display briefly press button briefly press button briefly press O button hold O button 3 secs SPEED H no function no function next display mode displays the SETUP menu gt lt gt lt Motorcycle is standing SPEED CLK no function no function next display mode Setting the clock menu gt SPEED LAP starts stops LAP without clearing LAP figure stops LAP stores LAP figure resets LAP to 0 next display mode clears all LAP figures gt LAP LAP next figure no function next display mode next display mode SPEED 000 no function no function next display mode next display mode SPEED TR1 no function no function next display mode clears TR1 S1 Al SPEED TR2 increases the TR2 figure reduces the TR2 figure next display mode clears TR2 SPEED 1 no functi no function next display mode clears TR1 S1 A1 SPEED A2 no functi no function next display mode next display mode SPEED S1 no functi no function next display mode clears TR1 S1 A1 SPEED S2 starts stops S2 no function
104. vice 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 mechanic at the beginning of the next biking season TECHNICAL DATA ENGINE ENGINE 250 SX F XC F 250 XCF W EXC F Design Liquid cooled single cylinder 4 stroke engine Displacement 249 51 ccm Bore Stroke 76 55 mm Ratio 12 8 1 Fuel unleaded fuel with at least RON 95 USA Premium PON 91 Valve timing 4 valves controlled by finger levers and 2 camshafts driven by a pair of spur gears and a tooth type chain Valve diameter Intake 30 9 mm Valve diameter Exhaust 26 5 mm Valve clearence cold Intake 0 10 0 15 mm Valve clearence cold Exhaust 0 12 0 17 mm Crank shaft bearing 2 cylinder roller bearings Connecting rod bearing needle bearing Top end bearing bronze bushing Piston alluminium alloy forged Piston rings 1 compression ring 1 oil scraper ring Engine lubrication pressure circulation lubrication with 2 rotor pumps Engine oil full synthetic oil Motorex Power Synt 4T 10W 50 Quantity of engine oil 1 1 liters Primary drive 22 68 Clutch multiple disc clutch in oil bath hydraulically operated brake fluid DOT 5 1 Transmission claw shifted lst gear 2nd gear 3rd gear 4th g
105. w 2 and use the hook wrench contained in the vehicle tool set to turn the adjusting ring as desired Turning it counterclock wise will reduce the preload turning it clockwise will increase the preload After readjusting the clamping screw 2 tighten it to 5 Nm STANDARD ADJUSTMENT SPRING PRELOAD WP 12 18 7D 03 5 mm WP 12 18 7D 04 6 mm WP 12 18 7D 28 5 mm WP 12 18 7D 34 8 mm Pivot bearing The pivot bearing 3 for PDS suspension struts at the swinging fork is Teflon coated and must not be lubricated with either grease or other lubricants Grease and other lubricants cause the Teflon coat to dissolve whereby the bearing s lifecycle will be reduced dramatically When cleaning your bike with a high pressure cleaner do not aim the high pressure spray directly at the pivot bearing MAINTENANCE WORK ON CHA RES RET RET REE A AKA WP12 18 7D 03 WP12 18 7D 28 69 250 WP12 18 7D 04 WP12 18 7D 34 72 250 66 250 69 250 lt oe 63 250 66 250 eo 65 70 75 80 85 90 95 RIDERS WEIGHT INCLUSIVE GEARS IN KILOGRAM IS AND ENGINE Basic suspension setup for the weight of the driver To achieve maximum handling performance and to prevent the fork shock absorber swing arm and frame from being damaged the basic setup of the suspension components must be su
106. you want to start the engine make sure that you always put on sturdy motorcycle boots in order to avoid injuries You might slip off the kick starter or the engine may kick back and propel your foot upward with great force Always kick the kickstarter briskly all the way without opening the throt tle If you do not Kick hard enought with an open throttle grip the kick back hazard will be higher 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 Always verify that the transmission has been set to idle neutral before actuating the starter button If you start the motorcycle with a gear engaged the motorcycle will move forward CAUTION Maximal period for continuous starting 5 seconds Wait at least 5 sec onds before trying again Don t ride your motorcycle with full load and don t rev up the engine when cold because the piston is warming up faster than the water cooled cylin der and can cause engine damage O1 ON 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 therefore recommended to drain the old fuel from th

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