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OWNER'S MANUAL 2020 FC 450 FX 450 FC 450 ROCKSTAR EDITION Art. no. 3402354en...
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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 that will continue giving you pleasure for a long time if you maintain it properly.
TABLE OF CONTENTS TABLE OF CONTENTS 6.16 Service hour counter......23 MEANS OF REPRESENTATION......5 6.17 Factory Start Symbols used ........5 (ROCKSTAR EDITION)......23 Formats used ........5 PREPARING FOR USE........24 SAFETY ADVICE ..........6 Advice on preparing for first use..24 Use definition –...
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TABLE OF CONTENTS 10.5 Adjusting the high-speed 11.21 Installing the shock absorber ..67 compression damping of the shock 11.22 Removing the seat ......69 absorber..........41 11.23 Mounting the seat ....... 69 10.6 Adjusting the rebound damping of 11.24 Removing the air filter box cover ..70 the shock absorber ......
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TABLE OF CONTENTS 12.12 Checking the brake linings of the STORAGE............139 rear brake.......... 103 19.1 Storage ..........139 12.13 Changing the rear brake linings ..103 19.2 Preparing for use after storage ..140 WHEELS, TIRES ..........107 TROUBLESHOOTING ........141 13.1 Removing the front wheel .....
All work marked with this symbol requires specialist knowledge and technical understanding. In the interest of your own safety, have this work 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 (All FC models) This vehicle has been designed and built to withstand the normal stresses and strains of racing. This vehi- cle complies with the currently valid regulations and categories of the top international motorsports organi- zations.
SAFETY ADVICE 2 Degrees of risk and symbols Danger Identifies a danger that will immediately and invariably lead to fatal or serious permanent injury if the appropriate measures are not taken. Warning Identifies a danger that is likely to lead to fatal or serious injury if the appropriate measures are not taken.
– 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).
The Owner's Manual is an important component of the vehicle and must be handed over to the new owner if the vehicle is sold. The Owner's Manual is also available for download from your authorized Husqvarna Motorcycles dealer and on the Husqvarna Motorcycles website.
3 IMPORTANT NOTES Manufacturer and 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) V01560-10 Hand brake lever ( p. 16) Clutch lever ( p. 16) Fuel tank filler cap Air filter box cover Plug-in stand ( p. 22) (All FC models) Engine number ( p.
VIEW OF VEHICLE 4 View of vehicle, rear right (example) V01561-10 Combination switch ( p. 17) Switch-off button ( p. 17) Start button ( p. 17) Throttle grip ( p. 16) Fork part number ( p. 14) Foot brake 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 stamped on the left side of the engine.
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 The clutch lever is fitted on the left side of the handlebar. The clutch is hydraulically operated and self-adjusting. V01542-11 Hand brake lever (All FC models) The hand brake lever is located on the right side of the handlebar.
CONTROLS 6 Switch-off button Switch-off button is fitted on the left side of the handlebar. Possible states is in the basic position – In this • The switch-off button position, the ignition circuit is closed and the engine can be started.
6 CONTROLS Overview of indicator lamps Possible states Malfunction indicator lamp lights up/flashes orange – The OBD has detected a malfunction in the vehicle electronics. Malfunction indicator lamp flashes orange rapidly – Launch control is activated. (FX 450) Fuel level warning lamp lights up orange – The V01555-01 fuel level has reached the reserve mark.
CONTROLS 6 (FX 450) – Press release button , turn the fuel tank filler cap counterclockwise, and lift it off. V01347-10 Closing the fuel tank filler cap (All FC models) – Mount fuel tank filler cap and turn it clockwise until the fuel tank is tightly closed.
6 CONTROLS 6.10 Cold start button (All FC models) The cold start button is fitted to the bottom of the throttle valve body. K01109-10 (FX 450) The cold start button is fitted to the bottom of the throttle valve body. The electronic fuel injection system extends the injection time if the engine is cold and the ambient temperature is low.
CONTROLS 6 6.11 Idle speed adjusting screw The idle setting of the throttle valve body substantially influences the vehicle’s starting behavior, a stable idle speed, and the vehi- cle’s response when the throttle is opened. An engine with a correctly set idle speed is easier to start than an engine with the idle speed set incorrectly.
6 CONTROLS 6.13 Foot brake lever Foot brake lever is located in front of the right footrest. The foot brake lever is used to activate the rear brake. 401956-10 6.14 Plug-in stand (All FC models) The support for plug-in stand is the left side of the wheel spindle.
CONTROLS 6 6.16 Service hour counter The service hour counter is fitted in front of the handlebar. It shows the total number of service hours of the engine. The service hour counter begins counting when the engine is started and stops when the engine is switched off. Info The value indicated by the service hour counter cannot be cleared or adjusted.
When using the motorcycle, remember that others may be disturbed by excessive noise. – Ensure 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.
PREPARING FOR USE 7 – Adjust the basic position of the hand brake lever. ( p. 91) – Adjust the basic position of the foot brake lever. p. 100) – Adjust the basic position of the shift lever. p. 130) –...
Riding at low temperatures and in snow. ( p. 28) Preparing vehicle for rides on dry sand – Mount the air filter dust cover. Air filter dust cover (79006920000) Info Observe the fitting instructions for Husqvarna Motor- cycles accessories. M01272-01...
PREPARING FOR USE 7 – Mount the air filter sand cover. Air filter sand cover (79006922000) Info Observe the fitting instructions for Husqvarna Motor- cycles accessories. M01273-01 – Clean the chain. Chain cleaner ( p. 157) – Mount the steel sprocket.
7 PREPARING FOR USE 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 – Mount the steel sprocket. –...
RIDING INSTRUCTIONS 8 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. –...
8 RIDING INSTRUCTIONS (All FC models) – Remove plug-in stand H02629-10 (FX 450) – Take the motorcycle off side stand and secure the side stand with rubber strap – Shift the transmission into neutral. 401944-10 Condition Ambient temperature: < 20 °C (< 68 °F) –...
RIDING INSTRUCTIONS 8 – Press and hold the MAP and TC buttons simultaneously. The malfunction indicator lamp flashes orange rapidly. Info The launch control is deactivated automatically for a few seconds after the vehicle has started. The launch control is also deactivated in the following cases (malfunction indicator lamp no longer flashes): if the throttle valve is closed more than 1/3 of the H02884-01...
Do not change into a low gear at high engine speed. Info If unusual noises occur while riding, stop immediately, switch off the engine, and contact an authorized 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.
8 RIDING INSTRUCTIONS – Park the motorcycle on firm ground. 8.10 Transporting Note Danger of damage The parked vehicle can roll away or fall over. – Park the vehicle on a firm and level surface. Note Fire hazard Hot vehicle components pose a fire hazard and explosion risk. –...
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In some countries and regions, the available fuel quality and cleanliness may not be sufficient. This will result in problems with the fuel system. – Refuel only with clean fuel that meets the specified standards. (Your authorized Husqvarna Motorcycles workshop will be glad to help.) Note Environmental hazard Improper handling of fuel is a danger to the environment.
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 Husqvarna Motorcycles dealer will be glad to advise you.
Final check: Check the vehicle for operating safety and take a test ride. ○ ● ● ● ● ● Read out the fault memory after the test ride using the Husqvarna Motorcycles diagnostics tool. ○ ● ● ● ● ●...
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9 SERVICE SCHEDULE Every 100 operating hours Every 50 operating hours After 20 operating hours After 10 operating hours every 12 months ● Perform major engine service including removing and installing the engine. (Change valves, valve springs, valve spring seats, and valve spring retainers. Change the connecting rod, conrod bearing and crank pin.
– 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.
Risk of injury Parts of the shock absorber will move around if the shock absorber is detached incor- rectly. The shock absorber is filled with highly compressed nitrogen. – Please follow the description provided. (Your authorized Husqvarna Motorcycles workshop will be glad to help.) – Turn adjusting screw clockwise up to the last perceptible click.
TUNING THE CHASSIS 10 Info Turn clockwise to increase the damping; turn counterclockwise to reduce damping when the shock absorber rebounds. 10.7 Measuring the rear wheel dimension unloaded Preparatory work – Raise the motorcycle with a lift stand. ( p. 52) Main work –...
10 TUNING THE CHASSIS 10.8 Checking the static sag of the shock absorber – Measure dimension of rear wheel unloaded. ( p. 43) – 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 Note the current adjustment before changing the spring preload -–e.g. measure the spring length.
10 TUNING THE CHASSIS – Remove the motorcycle from the lift stand. ( p. 52) 10.11 Adjusting the riding sag Preparatory work – Raise the motorcycle with a lift stand. ( p. 52) – Remove the shock absorber. p. 65) –...
TUNING THE CHASSIS 10 10.12 Checking the basic setting of the fork Info For various reasons, no exact riding sag can be determined for the fork. – Smaller differences in the rider's weight can be compensated for by the fork air pressure. –...
10 TUNING THE CHASSIS Info This is due to the volume of the hose and not due to a defect in the fork airpump or the fork. Observe the accompanying instructions for Husq- varna Motorcycles accessories. – Adjust the air pressure as specified. Guideline Air pressure (FC 450) 10.7 bar (155 psi)
10 TUNING THE CHASSIS Info Turn clockwise to increase the damping; turn counterclockwise to reduce damping when the shock absorber rebounds. – Mount protection cap 10.16 Handlebar position The holes on the handlebar supports are placed at a distance from the center. Hole distance A 3.5 mm (0.138 in) The handlebar can be mounted in 2 different positions.
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TUNING THE CHASSIS 10 Guideline Screw, handle- 40 Nm (29.5 lbf ft) ® Loctite 243™ bar support – Position the handlebar. Info Make sure the cables and wiring are positioned cor- rectly. – Position the handlebar clamp. – Mount screws , but do not tighten yet.
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 (FX 450) – Remove the motorcycle from the lift stand. – Remove the lift stand. – To park the motorcycle, press side stand to the ground with your foot and lean the motorcycle on it. Info When you are riding, the side stand must be folded up and secured with rubber strap.
11 SERVICE WORK ON THE CHASSIS – Clean and oil the dust boots and inner fork tubes of both fork legs. Universal oil spray ( p. 158) – Press the dust boots back into the installation position. – Remove the excess oil. Finishing work –...
SERVICE WORK ON THE CHASSIS 11 – Remove screw . Remove the engine guard. K01066-10 11.8 Installing the engine guard (ROCKSTAR EDITION) – Position the engine guard on the frame. – Mount and tighten screw Guideline Remaining screws, 10 Nm (7.4 lbf ft) chassis K01066-11 –...
11 SERVICE WORK ON THE CHASSIS (FC 450, FX 450) – Loosen screws . Remove the left fork leg. – Loosen screws . Remove the right fork leg. S02314-10 (ROCKSTAR EDITION) – Loosen screws . Remove the left fork leg. –...
11 SERVICE WORK ON THE CHASSIS (ROCKSTAR EDITION) – Open cable holder on the left and detach the wiring harness. – Remove screw – Remove screw – Take off the upper triple clamp with the handlebar and place to one side. Info A00507-10 Cover the components to protect them against...
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SERVICE WORK ON THE CHASSIS 11 (FC 450, FX 450) – Position the upper triple clamp with the handlebar. – Mount screw , but do not tighten yet. S02318-10 – Position the fork legs. Air bleeder screw of the right fork leg is posi- tioned to the front.
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11 SERVICE WORK ON THE CHASSIS – Using a plastic hammer, tap lightly on the upper triple clamp to avoid stresses. – Tighten screws Guideline Screw, top triple 17 Nm (12.5 lbf ft) clamp – Secure the wiring harness with cable holder on the left.
52) 11.13 Checking steering head bearing play Warning 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.)
11 SERVICE WORK ON THE CHASSIS 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. Preparatory work – Raise the motorcycle with a lift stand.
SERVICE WORK ON THE CHASSIS 11 (ROCKSTAR EDITION) – Loosen screws – Remove screw – Loosen and retighten screw Guideline Screw, top steering M20x1.5 12 Nm (8.9 lbf ft) head – Using a plastic hammer, tap lightly on the upper triple A00513-10 clamp to avoid stresses.
11 SERVICE WORK ON THE CHASSIS 11.17 Installing the start number plate – Position the brake line and brake line guide on the start num- ber plate. – Mount and tighten screw – Position the start number plate. The holding lugs engage in the fender. –...
SERVICE WORK ON THE CHASSIS 11 11.19 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. 64) 11.20 Removing the shock absorber Preparatory work...
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11 SERVICE WORK ON THE CHASSIS – Press angle lever toward the rear. – Press linkage lever downward. K01092-10 (All FC models) – Remove screws – Pull off foot brake cylinder from the push rod. K01093-10 (FX 450) – Remove screws –...
SERVICE WORK ON THE CHASSIS 11 – Hold the shock absorber and remove screw K01095-10 – Remove the shock absorber carefully at the bottom. K01096-10 11.21 Installing the shock absorber Main work – Carefully position the shock absorber into the vehicle from the bottom.
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11 SERVICE WORK ON THE CHASSIS (All FC models) – Position the foot brake cylinder. Push rod engages in the foot brake cylinder. Info Ensure that the dust boot is correctly seated. – Mount and tighten screws Guideline K01098-01 Remaining screws, 10 Nm (7.4 lbf ft) chassis (FX 450)
SERVICE WORK ON THE CHASSIS 11 Finishing work – Check the free travel of the foot brake lever. ( p. 99) – Remove the motorcycle from the lift stand. ( p. 52) 11.22 Removing the seat Caution Danger of burns The voltage regulator gets very hot when the vehicle is driven. –...
11 SERVICE WORK ON THE CHASSIS – Mount and tighten screw Guideline Remaining screws, 10 Nm (7.4 lbf ft) chassis V01319-10 Finishing work – Install the air filter box cover. ( p. 70) 11.24 Removing the air filter box cover –...
SERVICE WORK ON THE CHASSIS 11 11.26 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. – Never start to use the vehicle without an air filter. Note Environmental hazard Hazardous substances cause environmental damage.
11 SERVICE WORK ON THE CHASSIS 11.28 Cleaning the air filter and air filter box Note Environmental hazard Hazardous substances cause environmental damage. – Dispose of oils, grease, filters, fuel, cleaning agents, brake fluid, etc., correctly and in compliance with the applicable regulations. Info Do not clean the air filter with fuel or petroleum since these substances attack the foam.
SERVICE WORK ON THE CHASSIS 11 – Remove screws with the washers and take off the main silencer. V01323-10 (ROCKSTAR EDITION) – Detach spring Spring hook (50305017000C1) A00512-10 – Remove screws with the washers and take off the main silencer. A00511-12 11.30 Installing the main silencer...
11 SERVICE WORK ON THE CHASSIS (ROCKSTAR EDITION) – Position the main silencer. – Mount screws with the washers, but do not tighten yet. A00511-10 – Attach spring Spring hook (50305017000C1) – Tighten screws Guideline Remaining screws, 10 Nm (7.4 lbf ft) chassis A00512-11 11.31...
SERVICE WORK ON THE CHASSIS 11 (ROCKSTAR EDITION) – Remove all the screws on the main silencer and remove steel strips – Drill out all rivets on the main silencer and remove steel strips . Carefully knock the rivets inward. –...
11 SERVICE WORK ON THE CHASSIS 11.33 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 K01113-10 Finishing work – Mount the seat. ( p.
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SERVICE WORK ON THE CHASSIS 11 – Remove the seat. ( p. 69) – Remove the right side cover. ( p. 75) Main work (All FC models) – Unplug connector of the fuel pump. – Pull the fuel tank breather hose off the fuel tank lid. –...
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11 SERVICE WORK ON THE CHASSIS (FX 450) – Unplug connector of the fuel pump. – Pull the fuel tank breather hose off the fuel tank lid. – Clean quick release coupling thoroughly with com- pressed air. Info Under no circumstances should dirt enter into the fuel line.
SERVICE WORK ON THE CHASSIS 11 11.35 Installing the fuel tank Danger Fire hazard Fuel is highly flammable. The fuel in the fuel tank expands when warm and can escape if overfilled. – Do not refuel the vehicle in the vicinity of open flames or lit cigarettes. –...
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11 SERVICE WORK ON THE CHASSIS – Mount and tighten screws with the collar bushings. Guideline Remaining screws, 10 Nm (7.4 lbf ft) chassis K01085-11 – Plug in connector for the fuel pump. – Remove the wash cap set. Clean the quick release cou- pling thoroughly with compressed air.
SERVICE WORK ON THE CHASSIS 11 – Plug in connector for the fuel pump. – Remove the wash cap set. Clean the quick release cou- pling thoroughly with compressed air. Info Under no circumstances should dirt enter into the fuel line. Dirt in the fuel line clogs the injection valve! –...
11 SERVICE WORK ON THE CHASSIS Preparatory work – Raise the motorcycle with a lift stand. ( p. 52) Main work – Rinse off loose dirt with a soft jet of water. – Remove old grease residue with chain cleaner. Chain cleaner ( p.
SERVICE WORK ON THE CHASSIS 11 11.39 Adjusting the chain tension Warning Danger of accidents Incorrect chain tension damages components and results in accidents. If the chain is tensioned too much, the chain, engine sprocket, rear sprocket, transmission and rear wheel bearings wear more quickly. 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 11.40 Checking the chain, rear sprocket, engine sprocket, and chain guide Preparatory work – Raise the motorcycle with a lift stand. ( p. 52) Main work – Shift the transmission to the neutral position. –...
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SERVICE WORK ON THE CHASSIS 11 – Check the chain sliding guard for wear. » If the lower edge of the chain pins is in line with, or below, the chain sliding guard: – Change the chain sliding guard. – Check that the chain sliding guard is firmly seated.
– Change the frame. Info Always replace a frame that has been damaged due to a mechanical impact. Repair of the frame is not authorized by Husqvarna K01114-01 Motorcycles. 11.42 Checking the link fork – Check the link fork for damage, cracking, and deformation.
SERVICE WORK ON THE CHASSIS 11 Main work – Check throttle cable routing. Both throttle cables must be routed, side by side, on the back of the handlebars and above the fuel tank bracket, to the throttle valve body. Both throttle cables must be secured behind the rubber strap of the fuel tank support.
11 SERVICE WORK ON THE CHASSIS 11.45 Adjusting the basic position of the clutch lever – Adjust the basic position of the clutch lever to your hand size by turning adjusting screw Info When the adjusting screw is turned counterclockwise, the clutch lever moves away from the handlebar.
SERVICE WORK ON THE CHASSIS 11 Info Clean up overflowed or spilled brake fluid immediately with water. 11.47 Changing the hydraulic clutch fluid Warning Skin irritation Brake fluid causes skin irritation. – Keep brake fluid out of the reach of children. –...
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11 SERVICE WORK ON THE CHASSIS – Only loosen bleeder screw on the clutch slave cylin- der to the point where filling is possible. Info Immediately clean up any brake fluid that has overflowed or spilled with water. Avoid contact between brake fluid and painted parts.
BRAKE SYSTEM 12 12.1 Checking the free travel of the hand brake lever (All FC models) Warning Danger of accidents The brake system fails in the event of overheating. If there is no free travel on the hand brake lever, pressure builds up on the front brake circuit. –...
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.) – Check the front and rear brake disc thickness at multiple...
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.
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12 BRAKE SYSTEM Info Never use DOT 5 brake fluid. It is silicone-based and purple in color. Oil seals and brake lines are not designed for DOT 5 brake fluid. Avoid contact between brake fluid and painted parts. Brake fluid attacks paint. Only use clean brake fluid from a sealed container.
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.) (All FC models) – 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 – Check that spring plate in the brake caliper and slid- ing plate in the brake caliper bracket are seated prop- erly. 100397-10 – Insert the new brake linings, insert pin , and mount cotter pins Info Always change the brake linings in pairs.
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12 BRAKE SYSTEM – Manually press the brake caliper toward the brake disc to push back the brake pistons. Ensure that brake fluid does not flow out of the brake fluid reservoir, if necessary extract excess. Info Make sure that you do not press the brake caliper against the spokes when pushing back the brake pistons.
BRAKE SYSTEM 12 – Add brake fluid up to level Guideline 5 mm (0.2 in) Level (brake fluid level below reservoir rim) Brake fluid DOT 4 / DOT 5.1 ( p. 155) – Position cover with membrane – Mount and tighten screws Info Immediately clean up any brake fluid that has overflowed or spilled with water.
Warning 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.)
Warning 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.)
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12 BRAKE SYSTEM Note Environmental hazard Hazardous substances cause environmental damage. – Dispose of oils, grease, filters, fuel, cleaning agents, brake fluid, etc., correctly and in compliance with the applicable regulations. Info Never use DOT 5 brake fluid. It is silicone-based and purple in color. Oil seals and brake lines are not designed for DOT 5 brake fluid.
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.) (All FC models) –...
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12 BRAKE SYSTEM 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. Note Environmental hazard Hazardous substances cause environmental damage. –...
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BRAKE SYSTEM 12 – Insert the new brake linings, insert pin , and mount cotter pins Info Always change the brake linings in pairs. Make sure that decoupling plate is mounted on the piston side brake lining. – Operate the foot brake lever repeatedly until the brake linings are in contact with the brake disc and there is a H00327-10 pressure point.
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12 BRAKE SYSTEM – Check that spring plate in the brake caliper and slid- ing plate in the brake caliper bracket are seated cor- rectly. H02369-10 – Insert the new brake linings. – Mount pin Spring plate engages in the groove on the pin. Info Always change the brake linings in pairs.
WHEELS, TIRES 13 13.1 Removing the front wheel Preparatory work – Raise the motorcycle with a lift stand. ( p. 52) Main work (All FC models) – 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...
13 WHEELS, TIRES (FC 450, FX 450) – Remove spacers H00934-10 (ROCKSTAR EDITION) – Remove spacer and brake disc guard H01890-10 13.2 Installing the front wheel Warning Danger of accidents Oil or grease on the brake discs reduces the braking effect. –...
WHEELS, TIRES 13 Long-life grease ( p. 157) – Position the front wheel and insert the wheel spindle. The brake linings are correctly positioned. – Align the brake disc guard so that distance are equal in size. K01108-10 – Mount and tighten screw Guideline Screw, front wheel M20x1.5...
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13 WHEELS, TIRES Main work (All FC models) – 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 piston.
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WHEELS, TIRES 13 (FX 450) – 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 piston.
13 WHEELS, TIRES 13.4 Installing the rear wheel Warning Danger of accidents Oil or grease on the brake discs reduces the braking effect. – Always keep the brake discs free of oil and grease. – Clean the brake discs with brake cleaner when necessary. Main work –...
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.) –...
ELECTRICAL SYSTEM 14 14.1 Removing the 12-V battery Caution Danger of burns The voltage regulator gets very hot when the vehicle is driven. – Allow the voltage regulator to cool down before performing any work. Note Environmental hazard 12 V batteries contain environmentally hazardous materials. –...
14 ELECTRICAL SYSTEM 14.2 Installing the 12-V battery Main work – Insert the 12-V battery into the battery compartment with the terminals facing forward and secure with holding bracket 12 V battery (HJTZ5S-FP-C) ( p. 148) – Mount and tighten screw Guideline Remaining screws, 10 Nm (7.4 lbf ft)
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ELECTRICAL SYSTEM 14 Info Even when there is no load on the 12-V battery, it discharges steadily each day. The charging level and the method of charging are very important for the service life of the 12-V battery. Rapid recharging with a high charging current shortens the service life of the battery. If the charging current, charging voltage, or charging time is exceeded, the 12 V battery will be destroyed.
12-V battery with these battery chargers. The charging time may be longer at low temperatures. These battery chargers are only suitable for lithium iron phosphate batteries. Observe the accompanying instructions for Husqvarna Motorcycles accessories. Info Never remove cover –...
ELECTRICAL SYSTEM 14 – Take off protection caps – Remove faulty main fuse Info A faulty fuse has a burned-out fuse wire A spare fuse is located in the starter relay. – Insert a new main fuse. Fuse (58011109110) ( p.
15 COOLING SYSTEM 15.1 Cooling system Water pump in the engine circulates the coolant. The pressure resulting from the warming of the cooling system is regulated by a valve in radiator cap . This ensures that operat- ing the vehicle at the specified coolant temperature will not result in a risk of malfunctions.
COOLING SYSTEM 15 – Stand the motorcycle upright on a horizontal surface. – Remove the radiator cap. – Check the antifreeze in the coolant. −25 … −45 °C (−13 … −49 °F) » If the antifreeze in the coolant does not match the speci- fied value: –...
15 COOLING SYSTEM 15.4 Draining 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.
COOLING SYSTEM 15 Main work – Make sure that screw is tightened. – Position the motorcycle upright. – Pour coolant in up to measurement above the radiator fins. Guideline 10 mm (0.39 in) Distance above the radi- ator fins V01327-10 Coolant 1.20 l Coolant (...
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15 COOLING SYSTEM Main work – Position the motorcycle upright. – Place an appropriate container under the water pump cover. – Remove screw . Take off radiator cap – Completely drain the coolant. V01333-10 – Mount and tighten screw with a new seal ring. Guideline Screw, water pump 10 Nm (7.4 lbf ft)
TUNING THE ENGINE 16 16.1 Checking throttle cable play – 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 Throttle cable play 3 …...
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16 TUNING THE ENGINE Main work (All FC models) – Move the handlebar to the straight-ahead position. – Push back sleeve – Loosen nut – Turn adjusting screw in as far as possible. – Loosen nut – Push cold start button all the way to the stop.
TUNING THE ENGINE 16 16.3 Adjusting the characteristic map of the throttle response Info On the throttle grip, the characteristic map of the throttle response is changed by changing the guide plate. A guide plate with a different characteristic map is supplied. Main work –...
Adjusting the idle speed Warning Danger of accidents The engine may go out spontaneously if the idle speed is set too low. – Set the idle speed to the specified value. (Your authorized Husqvarna Motorcycles workshop will be glad to help.)
TUNING THE ENGINE 16 – Run the engine until warm. The cold start button is deactivated – The cold start but- ton is in its basic position. ( p. 20) Danger Danger of poisoning Exhaust gases are toxic and inhaling them may result in unconsciousness and death.
16 TUNING THE ENGINE 16.7 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. When the shift lever keeps touching the boot, the transmission will be subject to an excessive load. –...
SERVICE WORK ON THE ENGINE 17 17.1 Changing the fuel screen Danger Fire hazard Fuel is highly flammable. The fuel in the fuel tank expands when warm and can escape if overfilled. – Do not refuel the vehicle in the vicinity of open flames or lit cigarettes. –...
17 SERVICE WORK ON THE ENGINE Danger Danger of poisoning Exhaust gases are toxic and inhaling them may result in unconsciousness and death. – Always make sure there is sufficient ventila- tion when running the engine. – Use effective exhaust extraction when starting or running the engine in an enclosed space.
SERVICE WORK ON THE ENGINE 17 Condition The engine is cold. – Check the engine oil level. The engine oil reaches the middle of level viewer » If the engine oil does not reach the middle of the level viewer: –...
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17 SERVICE WORK ON THE ENGINE Main work – Place an appropriate container under the engine. – Remove oil drain plug with the magnet and seal ring. K01068-10 – Remove screw plug with the short oil screen and the O- rings.
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SERVICE WORK ON THE ENGINE 17 – Mount and tighten screw plug with the O-ring. Guideline Screw plug, oil M20x1.5 15 Nm (11.1 lbf ft) screen – Mount and tighten oil drain plug with the magnet and a new seal ring. Guideline Oil drain plug with M12x1.5...
17 SERVICE WORK ON THE ENGINE Danger Danger of poisoning Exhaust gases are toxic and inhaling them may result in unconsciousness and death. – Always make sure there is sufficient ventilation when running the engine. – Use effective exhaust extraction when starting or running the engine in an enclosed space.
CLEANING, CARE 18 18.1 Cleaning the motorcycle Note Material damage Components become damaged or destroyed if a pressure cleaner is used incorrectly. The high pressure forces water into the electrical components, connectors, throttle cables, and bearings, etc. Pressure which is too high causes malfunctions and destroys components. –...
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18 CLEANING, CARE – Push back the protection caps of the handlebar controls to allow any water that has penetrated to evaporate. – After the motorcycle has cooled off, lubricate all moving parts and bearings. – Clean the chain. ( p.
– 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. 52) –...
19 STORAGE Info Do not use non-porous materials since they prevent humidity from escaping, thus causing corrosion. Avoid running the engine for a short time only. Since the engine cannot warm up properly, the water vapor produced during combustion condenses and causes valves and exhaust system to rust.
– Check the electrical system. – Malfunction in the electronic Read out the fault memory using the fuel injection Husqvarna Motorcycles diagnostics tool. – Engine does not speed up Malfunction in the electronic Read out the fault memory using the...
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– Read out the fault memory using the Husqvarna Motorcycles diagnostics tool. – High oil consumption Engine vent hose bent Route the vent hose without bends or change it if necessary.
120/80 - 19 63M 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 22.7 Fork 22.7.1 FC 450 Fork article number 34.18.8T.09...
22 TECHNICAL DATA Sport 7 clicks Air pressure 10.1 bar (146 psi) Fork length 950 mm (37.4 in) + 40 + 1.35 Oil capacity external mechanism ml (6.76 fl. oz.) Fork oil (SAE 4) (48601166S1) − 20 − 0.68 right p.
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TECHNICAL DATA 22 Standard 1.5 turns Sport 1 turn Rebound damping Comfort 17 clicks Standard 15 clicks Sport 13 clicks Spring preload 8 mm (0.31 in) Spring rate Weight of rider: 65 … 75 kg (143 … 165 lb.) 39 N/mm (223 lb/in) Weight of rider: 75 …...
SUBSTANCES 23 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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23 SUBSTANCES Fork oil (SAE 4) (48601166S1) Standard/classification – SAE ( p. 159) (SAE 4) Guideline – Use only oils that comply with the specified standards (see specifications on the container) and that exhibit the corresponding properties. Shock absorber fluid (SAE 2.5) (50180751S1) Standard/classification –...
STANDARDS 25 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.
26 INDEX OF SPECIAL TERMS Launch control Vehicles electronics functions for achieving the best possible acceleration from a standing position On-board diagnosis Vehicle system, which monitors the specified param- eters of the vehicle electronics...
28 LIST OF SYMBOLS 28.1 Yellow and orange symbols Yellow and orange symbols indicate an error condition that requires prompt intervention. Active driving aids are also represented by yellow or orange symbols. Malfunction indicator lamp lights up/flashes orange – The OBD has detected a malfunction in the vehicle electronics.