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DEAR HUSQVARNA MOTORCYCLES CUSTOMER Congratulations on your decision to purchase a Husqvarna motorcycle. You are now the owner of a state-of- DEAR HUSQVARNA MOTORCYCLES CUSTOMER the-art sports vehicle which, with appropriate care, will bring you pleasure for a long time to come.
TABLE OF CONTENTS TABLE OF CONTENTS PREPARING FOR USE........21 MEANS OF REPRESENTATION......5 Advice on preparing for first use..21 Symbols used ........5 Running in the engine ......22 Formats used ........5 Preparing the vehicle for difficult SAFETY ADVICE ..........
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TABLE OF CONTENTS 10.10 Adjusting the spring preload of the 11.32 Removing the fuel tank ....65 shock absorber ....... 40 11.33 Installing the fuel tank ..... 66 10.11 Adjusting the riding sag ....41 11.34 Checking the chain for dirt....68 10.12 Checking the basic setting of the 11.35 Cleaning the chain ......
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TABLE OF CONTENTS 14.3 Checking the coolant level....97 20.8 Shock absorber ........ 126 14.4 Draining the coolant ......97 20.9 Chassis tightening torques ....126 14.5 Refilling with coolant ....... 98 SUBSTANCES..........129 14.6 Changing the coolant ....100 AUXILIARY SUBSTANCES......
All work marked with this symbol requires specialist knowledge and technical understanding. In the interests of your own safety, have these jobs performed by an authorized Husqvarna Motorcycles workshop. There, your motorcycle will be optimally cared for by specially trained experts using the specialist tools required.
2 SAFETY ADVICE Use definition – intended use This vehicle has been designed and built to withstand the normal stresses and strains of racing. This vehicle complies with the currently valid regulations and categories of the top international motorsports organizations. Info Only operate this vehicle in closed-off areas remote from public road traffic.
Only operate the vehicle when it is in perfect technical condition, in accordance with its intended use, and in a safe and environmentally compatible manner. The vehicle should only be used by trained persons. Have malfunctions that impair safety immediately eliminated by an authorized Husqvarna Motorcycles work- shop. Adhere to the information and warning labels on the vehicle.
– Always wear protective clothing that is in good condition and meets the legal regulations. In the interest of your own safety, Husqvarna Motorcycles recommends that you only operate the vehicle while wearing protective clothing. Work rules Unless specified otherwise, the ignition must be turned off during all work (models with ignition lock, models with remote key) or the engine must be at a standstill (models without ignition lock or remote key).
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SAFETY ADVICE 2 The Owner's Manual is also available for download from your authorized Husqvarna Motorcycles dealer and on the Husqvarna Motorcycles website. A printed copy can also be ordered from your authorized Husqvarna Motorcycles dealer. International Husqvarna Motorcycles website: www.husqvarna-motorcycles.com...
3 IMPORTANT NOTES Manufacturer warranty, implied warranty The work prescribed in the service schedule must only be carried out in an authorized Husqvarna Motorcy- cles workshop and confirmed in the Husqvarna Motorcycles Dealer.net, as otherwise all warranty claims will be void. Damage or secondary damage caused by tampering with and/or conversions on the vehicle are not covered by the manufacturer warranty.
IMPORTANT NOTES 3 Customer service Your authorized Husqvarna Motorcycles dealer will be happy to answer any questions you may have regarding your vehicle and Husqvarna Motorcycles. A list of authorized Husqvarna Motorcycles dealers can be found on the Husqvarna Motorcycles website.
4 VIEW OF VEHICLE View of vehicle, front left (example) F02288-10 Fuel tank filler cap Air filter box cover Plug-in stand ( p. 20) Shift lever ( p. 19) Engine number ( p. 14) Choke ( p. 18) Fuel tap...
VIEW OF VEHICLE 4 View of vehicle, rear right (example) F02289-10 Clutch lever ( p. 16) Stop button ( p. 16) Fork air pressure adjuster Fork compression adjuster Throttle grip ( p. 16) Hand brake lever ( p. 16) Kick starter lever ( p.
5 SERIAL NUMBERS Vehicle identification number The vehicle identification number is stamped on the right side of the steering head. 401945-10 Type label The type label is fixed to the front of the steering head. 401946-10 Engine number The engine number is embossed on the left side of the engine above the engine sprocket.
SERIAL NUMBERS 5 Shock absorber article number The shock absorber article number is stamped on the top of the shock absorber above the adjusting ring towards the engine side. 401948-10...
6 CONTROLS Clutch lever Clutch lever is fitted on the handlebar on the left. The clutch is activated hydraulically and adjusts itself automati- cally. F00009-10 Hand brake lever The hand brake lever is located on the right side of the han- dlebar.
CONTROLS 6 Map switch The map switch is fitted on the right side of the handlebar. Possible states Map switch in position I – The ignition timing map Perfor- • mance is active in this position. Map switch in position II – The ignition timing map Soft is •...
6 CONTROLS Closing the fuel tank filler cap – Mount fuel tank filler cap and turn it clockwise until the fuel tank is tightly closed. Info Route fuel tank breather hose without kinks. F02268-11 Fuel tap The fuel tap is on the left side of the fuel tank. Open or close the fuel supply to the carburetor using tap han- on the fuel tap.
CONTROLS 6 6.10 Shift lever Shift lever is mounted on the left of the engine. 401950-10 The gear positions can be seen in the figure. The neutral or idle position is between the first and second gears. 401950-13 6.11 Kick starter lever Kick starter lever is fitted on the right side of the engine.
6 CONTROLS 6.13 Plug-in stand The support for plug-in stand is the left side of the wheel spindle. The plug-in stand is used to park the motorcycle. The plug-in stand is used as a fork locker when transporting the motorcycle. Info Remove the plug-in stand before riding.
When using your motorcycle, remember that others may feel disturbed by excessive noise. – Make sure that the pre-sale inspection work has been carried out by an authorized Husqvarna Motorcycles workshop. You will receive a delivery certificate when the vehicle is handed over.
7 PREPARING FOR USE – Adjust the basic position of the hand brake lever. ( p. 78) – Adjust the basic position of the foot brake lever. p. 84) – Set the basic position of the shift lever. p. 108) –...
In the event of scalding, rinse the area affected immediately with lukewarm water. – Change the radiator cap. – Mount the air filter dust cover. Air filter dust cover (79006920000) Info Observe the fitting instructions for Husqvarna Motor- cycles accessories. M01272-01...
7 PREPARING FOR USE – Mount the air filter sand cover. Air filter sand cover (79006922000) Info Observe the fitting instructions for Husqvarna Motor- cycles accessories. M01273-01 – Adjust the carburetor jetting and setting. Info The recommended carburetor tuning is available from your authorized Husqvarna Motorcycles workshop.
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– Change the radiator cap. – Mount the air filter rain cover. Air filter rain cover (79006921000) Info Observe the fitting instructions for Husqvarna Motor- cycles accessories. M01274-01 – Adjust the carburetor jetting and setting. Info The recommended carburetor tuning is available from your authorized Husqvarna Motorcycles workshop.
Preparing vehicle for rides on wet and muddy circuits – Mount the air filter rain cover. Air filter rain cover (79006921000) Info Observe the fitting instructions for Husqvarna Motor- cycles accessories. M01274-01 – Adjust the carburetor jetting and setting. Info The recommended carburetor tuning is available from your authorized Husqvarna Motorcycles workshop.
97) Preparing vehicle for low temperatures or snow – Mount the air filter rain cover. Air filter rain cover (79006921000) Info Observe the fitting instructions for Husqvarna Motor- cycles accessories. M01274-01 – Adjust the carburetor jetting and setting. Info The recommended carburetor tuning is available from your authorized Husqvarna Motorcycles workshop.
8 RIDING INSTRUCTIONS Checks and maintenance measures when preparing for use Info Before every trip, check the condition of the vehicle and ensure that it is safe to operate. The vehicle must be in perfect technical condition when it is being operated. –...
Do not change into a low gear at high engine speed. Info If you hear unusual noises while riding, stop immediately, switch off the engine, and contact an autho- rized Husqvarna Motorcycles workshop. First gear is used for starting off and for steep inclines. –...
Danger of accidents A spongy pressure point on the front or rear brake reduces braking efficiency. – Check the brake system and do not continue riding until the problem is eliminated. (Your authorized Husqvarna Motorcycles workshop will be glad to help.) Warning Danger of accidents Moisture and dirt impair the brake system.
RIDING INSTRUCTIONS 8 – Park the vehicle on a firm and level surface. – Ensure that nobody sits on the vehicle when the vehicle is parked on a stand. Note Fire hazard Hot vehicle components pose a fire hazard and explosion risk. –...
8 RIDING INSTRUCTIONS Refueling Danger Fire hazard Fuel is highly flammable. The fuel in the fuel tank expands when warm and can escape if overfilled. – Do not fuel the vehicle in the vicinity of open flames or lit cigarettes. – Switch off the engine for refueling.
Different service intervals may apply in your country, depending on the local operating conditions. Individual service intervals and scopes may change in the course of technical developments. The most up- to-date service schedule can always be found on Husqvarna Motorcycles Dealer.net. Your authorized Husq- varna Motorcycles dealer will be glad to advise you.
Final check: Check the vehicle for operating safety and take a test ride. ○ ○ ● ● ● ● Make a service entry in Husqvarna Motorcycles Dealer.net. ○ One-time interval ● Periodic interval Recommended work every 48 months every 12 months...
– In the delivered condition, Husqvarna motorcycles are adjusted for an average rider's weight (with full protective clothing). Guideline Standard rider weight 75 …...
The shock absorber is filled with highly compressed nitrogen. – Please follow the description provided. (Your authorized Husqvarna Motorcycles workshop will be glad to help.) Info The effect of the low-speed compression adjuster can be seen in slow to normal compression of the shock absorber.
The shock absorber is filled with highly compressed nitrogen. – Please follow the description provided. (Your authorized Husqvarna Motorcycles workshop will be glad to help.) Info The effect of the high-speed compression adjuster can be seen in fast compression of the shock absorber.
10 TUNING THE CHASSIS – Turn adjusting screw clockwise up to the last perceptible click. – Turn counterclockwise by the number of clicks correspond- ing to the shock absorber type. Guideline Rebound damping Comfort 17 clicks Standard 15 clicks H01522-10 Sport 13 clicks Info...
TUNING THE CHASSIS 10 10.8 Checking the static sag of the shock absorber – Measure dimension of rear wheel unloaded. ( p. 38) – Hold the motorcycle upright with aid of an assistant. – Measure the distance again between the rear axle and mark- ing SAG on the rear fender using the sag gage.
The shock absorber is filled with highly compressed nitrogen. – Please follow the description provided. (Your authorized Husqvarna Motorcycles workshop will be glad to help.) Info Before changing the spring preload, make a note of the present setting, e.g., by measuring the spring length.
TUNING THE CHASSIS 10 10.11 Adjusting the riding sag Preparatory work – Raise the motorcycle with a lift stand. ( p. 46) – Remove the shock absorber. p. 56) – After removing the shock absorber, clean it thoroughly. Main work –...
10 TUNING THE CHASSIS 10.13 Adjusting the fork air pressure Warning Danger of accident Modifications to the suspension setting may seriously alter the handling charac- teristic. Extreme modifications to the suspension setting may cause a serious deterioration in the handling characteristic and overload components. –...
TUNING THE CHASSIS 10 When disconnecting, excess pressure will escape from the hose – the fork leg itself does not lose any air. The fork airpump indicator switches off automatically after 80 seconds. – Mount the protection cap. Info Only mount the protection cap by hand. Finishing work –...
10 TUNING THE CHASSIS Guideline Rebound damping Comfort 17 clicks Standard 12 clicks Sport 7 clicks Info Turn clockwise to increase the damping; turn counterclockwise to reduce damping when the shock absorber rebounds. 10.16 Handlebar position The holes on the handlebar supports are placed at a distance from the center.
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TUNING THE CHASSIS 10 Main work – Remove screws . Take off the handlebar clamp. Remove the handlebar and lay it to one side. Info Cover the components to protect them against dam- age. Do not kink the cables and lines. –...
11 SERVICE WORK ON THE CHASSIS 11.1 Raising the motorcycle with a lift stand Note Material damage The vehicle may be damaged by incorrect procedure when parking. Significant damage may be caused if the vehicle rolls away or falls over. The components for parking the vehicle are designed only for the weight of the vehicle. –...
SERVICE WORK ON THE CHASSIS 11 Main work – Release bleeder screws Any excess pressure escapes from the interior of the fork. – Tighten the bleeder screws. H01182-12 Finishing work – Remove the motorcycle from the lift stand. ( p. 46) 11.4 Cleaning the dust boots of the fork legs Preparatory work...
11 SERVICE WORK ON THE CHASSIS 11.5 Removing the fork protector – Remove screws on the left fork leg. Take off the clamp. – Remove screws on the left fork leg. Take off the left fork protector. – Remove screws on the right fork leg.
SERVICE WORK ON THE CHASSIS 11 – Loosen screws . Remove the left fork leg. – Loosen screws . Remove the right fork leg. F02272-10 11.8 Installing the fork legs Main work – Position the fork legs. Air bleeder screw of the right fork leg is positioned to the front.
11 SERVICE WORK ON THE CHASSIS 11.9 Removing the lower triple clamp Preparatory work – Raise the motorcycle with a lift stand. ( p. 46) – Remove the front wheel. p. 90) – Remove the fork legs. p. 48) – Remove the start number plate.
SERVICE WORK ON THE CHASSIS 11 11.10 Installing the lower triple clamp Main work – Clean the bearing and sealing elements, check for damage, and grease. High viscosity grease ( p. 131) – Insert the lower triple clamp with the steering stem. Mount the upper steering head bearing.
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11 SERVICE WORK ON THE CHASSIS – Tighten screws Guideline Screw, bottom triple 12 Nm (8.9 lbf ft) clamp F02277-10 – Tighten screw Guideline Screw, top steering M20x1.5 12 Nm (8.9 lbf ft) head F02278-10 – Mount and tighten screw Guideline Screw, top 20 Nm (14.8 lbf ft)
Danger of accidents Incorrect steering head bearing play impairs the handling characteristic and damages components. – Correct incorrect steering head bearing play immediately. (Your authorized Husqvarna Motorcycles workshop will be glad to help.) Info If the vehicle is operated for a lengthy period with play in the steering head bearing, the bearings and the bearing seats in the frame can become damaged over time.
11 SERVICE WORK ON THE CHASSIS 11.12 Adjusting steering head bearing play Preparatory work – Raise the motorcycle with a lift stand. ( p. 46) – Remove the handlebar cushion. Main work – Loosen screws – Remove screw – Loosen and retighten screw Guideline Screw, top steering M20x1.5...
SERVICE WORK ON THE CHASSIS 11 11.14 Removing the start number plate – Remove screw – Remove screw and take off the brake line guide and start number plate. F02273-10 11.15 Installing the start number plate – Position the brake line and brake line guide on the start num- ber plate.
11 SERVICE WORK ON THE CHASSIS 11.17 Installing front fender Main work – Position front fender. Mount and tighten screws Guideline Remaining screws, 10 Nm (7.4 lbf ft) chassis K01078-10 Finishing work – Install the start number plate. ( p. 55) 11.18 Removing the shock absorber Preparatory work...
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SERVICE WORK ON THE CHASSIS 11 – Press angle lever toward the rear. – Press linkage lever downward. K01092-10 – Remove screws – Pull off foot brake cylinder from the push rod. F01642-10 – Remove the connecting link of the chain. Info Cover the components to protect them against dam- age.
11 SERVICE WORK ON THE CHASSIS 11.19 Installing the shock absorber Main work – Carefully position the shock absorber into the vehicle from the bottom. – Mount and tighten screw Guideline Screw, top 60 Nm (44.3 lbf ft) ® Loctite 2701™...
SERVICE WORK ON THE CHASSIS 11 Guideline Screw, bottom 60 Nm (44.3 lbf ft) ® Loctite 2701™ shock absorber Info Raise the link fork slightly to be able to mount the screw more easily. – Attach frame protector in area and position.
11 SERVICE WORK ON THE CHASSIS 11.21 Mounting the seat Main work – Mount the front of the seat on the collar bushing of the fuel tank and the rear in the bracket. – Push the seat forward. – Make sure that the seat is locked in correctly. H02218-11 –...
SERVICE WORK ON THE CHASSIS 11 – Engage the air filter box cover in areas F01647-11 11.24 Removing the air filter Note Engine damage Unfiltered intake air has a negative effect on the service life of the engine. Dust and dirt will enter the engine without an air filter. –...
11 SERVICE WORK ON THE CHASSIS Main work – Wash the air filter thoroughly in special cleaning liquid and allow it to dry properly. Air filter cleaner ( p. 131) Info Only press the air filter to dry it, never wring it out. –...
SERVICE WORK ON THE CHASSIS 11 11.27 Removing the main silencer Warning Danger of burns The exhaust system gets very hot when the vehicle is driven. – Allow the exhaust system to cool down before performing any work on the vehicle. –...
11 SERVICE WORK ON THE CHASSIS Main work – Remove screws . Pull out inner tube with O-ring – Pull glass fiber yarn filling from the inner tube. – Clean the parts that need to be reinstalled and check for damage.
SERVICE WORK ON THE CHASSIS 11 11.31 Installing the right side cover Main work – Attach side cover with the holding lugs from below and push upward. – Engage the side cover in areas K01269-10 Finishing work – Mount the seat. ( p.
11 SERVICE WORK ON THE CHASSIS – Remove the seat. ( p. 59) – Remove the right side cover. ( p. 64) Main work – Pull off the fuel hose. Info Remaining fuel may flow out of the fuel hose. –...
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SERVICE WORK ON THE CHASSIS 11 Warning Danger of poisoning Fuel is poisonous and a health hazard. – Avoid skin, eye and clothing contact with fuel. – Immediately consult a doctor if you swallow fuel. – Do not inhale fuel vapors. –...
11 SERVICE WORK ON THE CHASSIS 11.34 Checking the chain for dirt – Check the chain for heavy soiling. » If the chain is very dirty: – Clean the chain. ( p. 68) 400678-01 11.35 Cleaning the chain Warning Danger of accidents Lubricants on the tires reduces the road grip. –...
SERVICE WORK ON THE CHASSIS 11 11.36 Checking the chain tension Warning Danger of accidents Incorrect chain tension damages components and results in accidents. If the chain is tensioned too much, the chain, engine sprocket, rear sprocket, transmission and rear wheel bearings wear more quickly. Some components may break if overloaded. If the chain is too loose, the chain may fall off the engine sprocket or the rear sprocket.
11 SERVICE WORK ON THE CHASSIS Main work – Loosen nut – Loosen nuts – Adjust the chain tension by turning adjusting screws left and right. Guideline Chain tension 55 … 58 mm (2.17 … 2.28 in) Turn adjusting screws on the left and right so that the markings on the left and right chain adjusters are in the same position relative to reference marks...
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SERVICE WORK ON THE CHASSIS 11 – Pull on the top section of the chain with the specified weight Guideline Weight, chain wear mea- 10 … 15 kg (22 … 33 lb.) surement – Measure distance of 18 chain rollers in the lower chain section.
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11 SERVICE WORK ON THE CHASSIS – Check the chain sliding piece for wear. » If the lower edge of the chain pins is in line with or below the chain sliding piece: – Change the chain sliding piece. – Check that the chain sliding piece is firmly seated.
SERVICE WORK ON THE CHASSIS 11 11.39 Checking the frame – Check the frame for damage, cracks, and deformation. » If the frame shows signs of damage, cracks, or deforma- tion: – Change the frame. Guideline Repairs on the frame are not permitted. K01114-01 11.40 Checking the link fork...
11 SERVICE WORK ON THE CHASSIS Finishing work – Install the fuel tank. p. 66) – Install the right side cover. ( p. 65) – Mount the seat. ( p. 60) – Install the air filter box cover. ( p. 60) 11.42 Checking the rubber grip –...
SERVICE WORK ON THE CHASSIS 11 11.44 Checking/correcting the fluid level of the hydraulic clutch Warning Skin irritation Brake fluid causes skin irritation. – Keep brake fluid out of the reach of children. – Wear suitable protective clothing and safety glasses. –...
11 SERVICE WORK ON THE CHASSIS 11.45 Changing the hydraulic clutch fluid Warning Skin irritation Brake fluid causes skin irritation. – Keep brake fluid out of the reach of children. – Wear suitable protective clothing and safety glasses. – Do not allow brake fluid to come into contact with the skin, the eyes or clothing. –...
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SERVICE WORK ON THE CHASSIS 11 – Now press the fluid into the system until it emerges from the hole of the master cylinder without bubbles. – Now and then, extract fluid from the master cylinder reservoir to prevent overflow. –...
Do not make any adjustments while riding. 12.3 Checking the brake discs Warning Danger of accidents Worn-out brake discs reduce the braking effect. – Make sure that worn-out brake discs are replaced immediately. (Your authorized Husqvarna Motor- cycles workshop will be glad to help.)
Danger of accidents Old brake fluid reduces the braking effect. – Make sure that brake fluid for the front and rear brake is changed in accordance with the service schedule. (Your authorized Husqvarna Motorcycles workshop will be glad to help.) Preparatory work –...
Danger of accidents Old brake fluid reduces the braking effect. – Make sure that brake fluid for the front and rear brake is changed in accordance with the service schedule. (Your authorized Husqvarna Motorcycles workshop will be glad to help.) Note Environmental hazard Hazardous substances cause environmental damage.
Checking the front brake linings Warning Danger of accidents Worn-out brake linings reduce the braking effect. – Ensure that worn-out brake linings are replaced immediately. (Your authorized Husqvarna Motorcy- cles workshop will be glad to help.) – Check the brake linings for minimum thickness ≥...
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– Make sure that brake fluid for the front and rear brake is changed in accordance with the service schedule. (Your authorized Husqvarna Motorcycles workshop will be glad to help.) Warning Danger of accidents Oil or grease on the brake discs reduces the braking effect.
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BRAKE SYSTEM 12 – Remove cotter pins , pull out pin , and remove the brake linings. – Clean the brake caliper and the brake caliper bracket. – Check that spring plate in the brake caliper and sliding plate in the brake caliper bracket are seated correctly. 100397-01 –...
12 BRAKE SYSTEM 12.8 Checking the free travel of foot brake lever Warning Danger of accidents The brake system fails in the event of overheating. If there is no free travel on the foot brake lever, pressure builds up in the brake system on the rear brake.
Danger of accidents Old brake fluid reduces the braking effect. – Make sure that brake fluid for the front and rear brake is changed in accordance with the service schedule. (Your authorized Husqvarna Motorcycles workshop will be glad to help.) Preparatory work –...
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Danger of accidents Old brake fluid reduces the braking effect. – Make sure that brake fluid for the front and rear brake is changed in accordance with the service schedule. (Your authorized Husqvarna Motorcycles workshop will be glad to help.) Note Environmental hazard Hazardous substances cause environmental damage.
Checking the brake linings of the rear brake Warning Danger of accidents Worn-out brake linings reduce the braking effect. – Ensure that worn-out brake linings are replaced immediately. (Your authorized Husqvarna Motorcy- cles workshop will be glad to help.) – Check the brake linings for minimum thickness ≥...
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Danger of accidents Brake linings which have not been approved alter the braking efficiency. Not all brake linings are tested and approved for Husqvarna motorcycles. The structure and friction coefficient of the brake linings, and thus their brake power, may vary greatly from that of original brake linings.
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BRAKE SYSTEM 12 – Check that spring plate in the brake caliper and sliding plate in the brake caliper bracket are seated correctly. Info The arrow on the spring plate points in the direction of rotation of the brake disc. M00288-10 –...
13 WHEELS, TIRES 13.1 Removing the front wheel Preparatory work – Raise the motorcycle with a lift stand. ( p. 46) Main work – Manually press the brake caliper toward the brake disc to push back the brake pistons. Info Make sure that you do not press the brake caliper against the spokes when pushing back the brake pis- tons.
WHEELS, TIRES 13 13.2 Installing the front wheel Warning Danger of accidents Oil or grease on the brake discs reduces the braking effect. – Always keep the brake discs free of oil and grease. – Clean the brake discs with brake cleaner when necessary. –...
13 WHEELS, TIRES Main work – Manually press the brake caliper toward the brake disc to push back the brake piston. Info Make sure that you do not press the brake caliper against the spokes when pushing back the brake pis- ton.
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WHEELS, TIRES 13 Main work – Check the wheel bearing for damage and wear. » If the wheel bearing is damaged or worn: – Change the rear wheel bearing. – Clean and grease shaft seal rings and contact surfaces of the spacers. Long-life grease ( p.
Checking the tire condition Info Only mount tires approved and/or recommended by Husqvarna Motorcycles. Other tires could have a negative effect on handling characteristics. The type, condition, and pressure of the tires all have a major impact on the handling characteristic of the motorcycle.
Other spokes will become looser as a result. – Check spoke tension regularly, and in particular on a new vehicle. (Your authorized Husqvarna Motorcycles workshop will be glad to help.) –...
14 COOLING SYSTEM 14.1 Cooling system Water pump in the engine ensures forced circulation of the coolant. The pressure resulting from the warming of the cooling system is regulated by a valve in radiator cap . This ensures that operat- ing the vehicle at the specified coolant temperature will not result in a risk of malfunctions.
COOLING SYSTEM 14 14.3 Checking the coolant level Warning Danger of scalding During motorcycle operation, the coolant gets very hot and is under pressure. – Do not open the radiator, the radiator hoses or other cooling system components if the engine or the cooling system are at operating temperature.
14 COOLING SYSTEM Warning Danger of poisoning Coolant is toxic and a health hazard. – Keep coolant out of the reach of children. – Do not allow coolant to come into contact with the skin, the eyes and clothing. – Consult a doctor immediately if coolant is swallowed. –...
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COOLING SYSTEM 14 – Pour coolant in up to level above the radiator fins. Guideline 10 mm (0.39 in) Coolant ( p. 129) 400243-10 – Loosen screw and wait until coolant escapes without bubbles. – Mount and tighten screw Guideline Bleeder screw, cylin- 10 Nm (7.4 lbf ft) der head...
14 COOLING SYSTEM 14.6 Changing the coolant Warning Danger of scalding During motorcycle operation, the coolant gets very hot and is under pressure. – Do not open the radiator, the radiator hoses or other cooling system components if the engine or the cooling system are at operating temperature.
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COOLING SYSTEM 14 – Loosen screw and wait until coolant escapes without bubbles. – Mount and tighten screw Guideline Bleeder screw, cylin- 10 Nm (7.4 lbf ft) der head E01425-10 – Pour coolant in up to level above the radiator fins. Guideline 10 mm (0.39 in) Coolant (...
15 TUNING THE ENGINE 15.1 Checking the play in the throttle cable – Check the throttle grip for smooth operation. – Move the handlebar to the straight-ahead position. Turn the throttle grip back and forth slightly and determine the play in throttle cable Play in throttle cable 2 …...
TUNING THE ENGINE 15 – Turn barrel adjuster so that there is play in the throttle cable at the throttle grip. Guideline Play in throttle cable 2 … 3 mm (0.08 … 0.12 in) – Tighten nut – Slide on sleeve 400192-11 Finishing work –...
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15 TUNING THE ENGINE If the engine stutters when accelerating with a partially open throttle slide, the jet needle must be lowered. If the engine knocks when accelerating at the full power rpm range, the jet needle must be raised. Cylindrical part of the needle CYL The cylindrical part of the needle has the greatest influence when the throttle slide is almost closed.
TUNING THE ENGINE 15 Needle overview The jet needles available are shown in the following table. 402674-01 Column 2 corresponds to a needle in the standard position. Column 1 corresponds to a needle which is half a clip leaner. Column 3 corresponds to a needle which is half a clip richer. Column 4 specifies the diameter of the first cylindrical part of the needle.
15 TUNING THE ENGINE Super unleaded (95 octane) mixed with 2-stroke engine oil (1:60) ( p. 130) The idle speed is adjusted with adjusting screw The idle mixture is adjusted using the idle air adjusting screw 15.5 Carburetor - adjusting the idle speed –...
TUNING THE ENGINE 15 Info If there is a big engine speed rise, reduce the idle speed to a normal level and repeat the above steps. If the procedure described here does not lead to sat- isfactory results, the cause may be a wrongly dimen- sioned idling jet.
15 TUNING THE ENGINE Main work – Place a cloth under the carburetor to capture the draining fuel. – Remove screw plug – Fully drain the fuel. – Mount and tighten the screw plug. F01646-10 15.7 Checking the basic position of the shift lever Info When driving, the shift lever must not touch the rider's boot when in the basic position.
TUNING THE ENGINE 15 Guideline Screw, shift 14 Nm (10.3 lbf ft) ® Loctite 243™ lever Engine characteristic – auxiliary spring 15.9 The auxiliary spring is located on the right side of the engine below the water pump cover. Possible states Auxiliary spring with yellow color coding –...
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15 TUNING THE ENGINE – Remove cap , adjusting spring , auxiliary spring and spring insert from the clutch cover. – Pull both springs off of the spring insert. B00056-11 – Mount the required auxiliary spring ( p. 109) and adjust- ing spring and position them together in the clutch cover.
SERVICE WORK ON THE ENGINE 16 16.1 Checking the gear oil level Info The gear oil level must be checked when the engine is cold. Preparatory work – Stand the motorcycle upright on a horizontal surface. Main work – Remove gear oil level monitoring screw –...
16 SERVICE WORK ON THE ENGINE Main work – Remove gear oil drain plug with magnet. – Remove filler plug with the O-ring. – Let the gear oil drain fully. – Thoroughly clean the gear oil drain plug with magnet. –...
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SERVICE WORK ON THE ENGINE 16 – Remove filler plug with the O-ring. – Add gear oil until it emerges from the drill hole of the gear oil level monitoring screw. Engine oil (15W/50) ( p. 129) – Mount and tighten the gear oil level monitoring screw. Guideline Screw, gear oil level 8 Nm (5.9 lbf ft)
17 CLEANING, CARE 17.1 Cleaning the motorcycle Note Material damage Components become damaged or destroyed if a pressure cleaner is used incorrectly. The high pressure forces water into the electrical components, connectors, throttle cables, and bearings, etc. Pressure which is too high causes malfunctions and destroys components. –...
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CLEANING, CARE 17 – After the motorcycle has cooled down, lubricate all moving parts and pivot points. – Clean the chain. ( p. 68) – Treat bare metal (except for brake discs and the exhaust sys- tem) with a corrosion inhibitor. Preserving materials for paints, metal and rubber p.
Check tire pressure. ( p. 94) – Store the vehicle in a dry location that is not subject to large fluctuations in temperature. Info Husqvarna Motorcycles recommends raising the motorcycle. – Raise the motorcycle with a lift stand. ( p. 46) –...
STORAGE 18 18.2 Preparing for use after storage – Remove the motorcycle from the lift stand. ( p. 46) – Perform checks and maintenance measures when preparing for use. ( p. 28) – Make a test ride. 401059-01...
19 TROUBLESHOOTING Faults Possible cause Action – Engine turns but does not start Operating error Carry out start procedure. ( p. 28) – The motorcycle has been in Empty the carburetor float cham- disuse for an extended period ber. p. 107) and old fuel is in the float chamber –...
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TROUBLESHOOTING 19 Faults Possible cause Action – Engine has too little power Diaphragm or reed valve hous- Check the diaphragm and reed valve ing damaged housing. – Engine stalls or is popping into Lack of fuel Turn tap handle of the fuel tap to the the carburetor ON position.
20 TECHNICAL DATA 20.1 Engine Design 1-cylinder 2-stroke engine, water-cooled, with reed intake and exhaust control Displacement 249 cm³ (15.19 cu in) Stroke 72 mm (2.83 in) Hole 66.4 mm (2.614 in) + 0.2 + 0.008 Exhaust control - setting measurement mm (0.071 −...
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TECHNICAL DATA 20 Screw, locking lever 6 Nm (4.4 lbf ft) ® Loctite 243™ Screw, retaining bracket of 6 Nm (4.4 lbf ft) ® Loctite 2701™ exhaust control Screw, stator 6 Nm (4.4 lbf ft) ® Loctite 243™ Bleeder screw, cylinder head 10 Nm (7.4 lbf ft) Nut, adjusting screw, power valve 8 Nm (5.9 lbf ft)
20 TECHNICAL DATA Main jet Info Do not use on sandy terrain. 20.3.2 Carburetor - basic setting for sandy surfaces Idle air adjusting screw Open 1.5 turns Idling jet 37.5 Jet needle 6BFY43‑71 Needle position 3rd position from top Main jet Info If the engine is not running smoothly, use a smaller main jet.
80/100 - 21 51M TT 110/90 - 19 62M TT Dunlop GEOMAX MX33F Dunlop GEOMAX MX33 The tires specified represent one of the possible series production tires. Additional information is available in the Service section under: www.husqvarna-motorcycles.com 20.7 Fork Fork article number 34.15.8U.03 Fork...
SUBSTANCES 21 Brake fluid DOT 4 / DOT 5.1 Standard/classification – Guideline – Use only brake fluid that complies with the specified standard (see specifications on the container) and that exhibits the corresponding properties. Recommended supplier Castrol – REACT PERFORMANCE DOT 4 ®...
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21 SUBSTANCES Recommended supplier ® MOTOREX – Cross Power 2T Fork oil (SAE 4) (48601166S1) Standard/classification – SAE ( p. 133) (SAE 4) Guideline – Use only oils that comply with the specified standards (see specifications on the container) and that exhibit the corresponding properties.
STANDARDS 23 JASO T903 MA2 Different technical development directions required a separate specification for motorcycles – the JASO T903 MA2 standard. Earlier, engine oils from the automobile industry were used for motorcycles because there was no separate motorcycle specification. Whereas long service intervals are demanded for automobile engines, the focus for motorcycle engines is on high performance at high engine speeds.