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Husqvarna F2401U1, Owner'S Manual, Page: 30 / 174

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Husqvarna F2401U1 Owner'S Manual Download Page 30

7 PREPARING FOR USE

28

M01273-01

–

Mount the air filter sand cover.

Air filter sand cover (79006922000)

Info

Observe the fitting instructions for Husqvarna Motor-
cycles accessories.

600868-01

–

Clean the chain.

Chain cleaner (

p. 162)

–

Mount the steel sprocket.

–

Grease the chain.

Universal oil spray (

p. 163)

–

Clean the radiator fins.

–

Straighten the bent radiator fins carefully.

7.6

Preparing vehicle for rides on wet sand

M01274-01

–

Mount the air filter rain cover.

Air filter rain cover (79006921000)

Info

Observe the fitting instructions for Husqvarna Motor-
cycles accessories.

600868-01

–

Clean the chain.

Chain cleaner (

p. 162)

–

Mount the steel sprocket.

–

Grease the chain.

Universal oil spray (

p. 163)

–

Clean the radiator fins.

–

Straighten the bent radiator fins carefully.

Summary of Contents for F2401U1

Page 1: ...OWNER S MANUAL 2021 FC 450 FX 450 FC 450 ROCKSTAR EDITION Art no 3402445en ...

Page 2: ......

Page 3: ...pment etc without prior notice and without specifying reasons to adapt these to local conditions as well as to stop production of a particular model without prior notice Husqvarna Motorcycles accepts no liability for delivery options deviations from illustrations and descriptions as well as misprints and other errors The models por trayed partly contain special equipment that does not belong to th...

Page 4: ...dle speed adjusting screw 22 6 13 Shift lever 22 6 14 Foot brake lever 23 6 15 Plug in stand All FC models 23 6 16 Side stand FX 450 23 6 17 Service hour counter 24 6 18 Factory Start ROCKSTAR EDITION 24 7 PREPARING FOR USE 25 7 1 Advice on preparing for first use 25 7 2 Running in the engine 26 7 3 Starting power of lithium ion batteries at low temperatures 27 7 4 Preparing the vehicle for diffic...

Page 5: ...g head bearing play 64 11 17 Lubricating the steering head bearing 65 11 18 Removing the start number plate 65 11 19 Installing the start number plate 65 11 20 Removing front fender 65 11 21 Installing front fender 66 11 22 Removing the shock absorber 67 11 23 Installing the shock absorber 68 11 24 Removing the seat 70 11 25 Mounting the seat 71 11 26 Removing the air filter box cover 71 11 27 Ins...

Page 6: ...he characteristic map of the throttle response 129 16 4 Changing the mapping 130 16 5 Adjusting the idle speed 130 16 6 Teaching the throttle valve position 131 16 7 Checking the basic position of the shift lever 132 16 8 Adjusting the basic position of the shift lever 132 17 SERVICE WORK ON THE ENGINE 133 17 1 Changing the fuel screen 133 17 2 Checking the engine oil level 135 17 3 Changing the e...

Page 7: ...TABLE OF CONTENTS 5 29 LIST OF SYMBOLS 167 29 1 Red symbols 167 29 2 Yellow and orange symbols 167 29 3 Green and blue symbols 167 29 4 White symbols 167 INDEX 168 ...

Page 8: ...ally trained experts using the specialist tools required Indicates a page reference more information is provided on the specified page Indicates information with more details or tips Indicates the result of a testing step Indicates a voltage measurement Indicates a current measurement Indicates the end of an activity including potential rework 1 2 Formats used The typographical formats used in thi...

Page 9: ...rance competition and not primarily for use in motocross 2 2 Misuse The vehicle must only be used as intended Dangers can arise for people property and the environment through use not as intended Any use of the vehicle beyond the intended and defined use constitutes misuse Misuse also includes the use of operating and auxiliary fluids which do not meet the required specification for the respective...

Page 10: ...f noise control prior to its sale or delivery to the ultimate purchaser or while it is in use or 2 the use of the vehicle after such device or element of design has been removed or rendered inoperative by any person Among those acts presumed to constitute tampering are the acts listed below 1 Removal or puncturing of the main silencers baffles header pipes or any other components which conduct exh...

Page 11: ... must be at a standstill models without ignition lock or remote key Special tools are necessary for certain tasks The tools are not a component of the vehicle but can be ordered using the number in parentheses Example bearing puller 15112017000 During assembly use new parts to replace parts which cannot be reused e g self locking screws and nuts expansion screws seals sealing rings O rings pins an...

Page 12: ...f you would like to know more about the vehicle or have questions on the material you read please contact an authorized Husqvarna Motorcycles dealer The Owner s Manual is an important component of the vehicle If the vehicle is sold the Owner s Manual must be downloaded again by the new owner The Owner s Manual can be downloaded several times using the QR code or the link on the delivery certificat...

Page 13: ...rrent Husqvarna Motorcycles accessories for your vehicle are available from your authorized Husqvarna Motorcycles dealer and on the Husqvarna Motorcycles website International Husqvarna Motorcycles website www husqvarna motorcycles com 3 4 Service A prerequisite for perfect operation and prevention of premature wear is that the service care and tuning work on the engine and chassis is properly car...

Page 14: ...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 International Husqvarna Motorcycles website www husqvarna motorcycles com ...

Page 15: ... of vehicle front left example V01560 10 1 Hand brake lever p 17 2 Clutch lever p 17 3 Fuel tank filler cap 4 Air filter box cover 5 Plug in stand p 23 All FC models 6 Engine number p 15 7 Shift lever p 22 8 Cold start button p 21 ...

Page 16: ... vehicle rear right example V01561 10 1 Combination switch p 18 2 Stop button p 18 3 Start button p 18 4 Throttle grip p 17 5 Fork part number p 15 6 Foot brake lever p 23 7 Level viewer engine oil 8 Level viewer for brake fluid rear ...

Page 17: ... on the right side of the steering head 5 2 Type label 401946 10 The type label 1 is fixed to the front of the steering head 5 3 Engine number H00940 10 The engine number 1 is stamped on the left side of the engine 5 4 Fork part number 401947 10 The fork part number 1 is stamped on the inside of the axle clamp ...

Page 18: ...5 SERIAL NUMBERS 16 5 5 Shock absorber article number 401948 10 The shock absorber article number 1 is stamped on the top of the shock absorber above the adjusting ring towards the engine side ...

Page 19: ...justing 6 2 Hand brake lever S01193 10 All FC models The hand brake lever 1 is located on the right side of the handlebar S01892 10 FX 450 The hand brake lever 1 is located on the right side of the handlebar The front brake is engaged using the hand brake lever 6 3 Throttle grip V01558 10 The throttle grip 1 is fitted on the right side of the handlebar ...

Page 20: ...ic position The start button is pressed In this position the starter motor is actuated 6 6 Combination switch H02887 01 The combination switch is fitted on the left side of the handlebar Possible states 1 STANDARD STANDARD mapping is activated when LED 1 lights up 1 TC STANDARD with TC STANDARD mapping with traction control is activated when LED 1 and TC light up 2 ADVANCED ADVANCED mapping is act...

Page 21: ...ndicator lamp lights up flashes white Connectivity unit connecting 6 9 Opening fuel tank filler cap 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 Make sure that no fuel is spilled particularly not on hot parts of the veh...

Page 22: ...V01347 10 FX 450 Press release button 1 turn the fuel tank filler cap counterclockwise and lift it off 6 10 Closing the fuel tank filler cap V01538 11 All FC models Mount fuel tank filler cap 1 and turn it clockwise until the fuel tank is tightly closed Info Route fuel tank breather hose 2 without kinks V01556 10 FX 450 Mount fuel tank filler cap and turn it clockwise until the release button 1 en...

Page 23: ...he engine burn the increased fuel quantity it must be supplied with additional oxygen by pushing the cold start button After briefly opening up the throttle and then releasing the throttle grip again or turning the throttle grip towards the front the cold start button returns to its original position Info Check whether the cold start button has returned to its basic position Possible states The co...

Page 24: ...start than an engine with the idle speed set incorrectly The idle speed is adjusted using the idle speed adjusting screw 1 Increase the idle speed by turning the idle speed adjusting screw clockwise Decrease the idle speed by turning the idle speed adjusting screw counterclockwise 6 13 Shift lever 401950 10 Shift lever 1 is mounted on the left side of the engine 401950 13 The gear positions can be...

Page 25: ...l 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 The tool can be attached to the plug in stand holders 6 16 Side stand FX 450 401943 10 The side stand 1 is located on the left of the vehicle 401944 10 The side stand is used for parking the motorcycle Info When you are r...

Page 26: ...DITION A00502 10 The Factory Start 1 is mounted on the right fork protector Possible states A Factory Start is deactivated The fork is in the normal operating mode B Factory Start is activated The fork is compressed and the front of the motorcycle is lowered Activating the Factory Start lowers the front of the motorcycle which then causes the front wheel to lift off the ground when accelerating Wh...

Page 27: ...ling characteristic Adapt your riding speed to the road conditions and your riding ability Warning Danger of accidents The vehicle is not designed to carry passengers Do not ride with a passenger Warning Danger of accidents The brake system fails in the event of overheating If the foot brake lever is not released the brake linings drag continuously Take your foot off the foot brake lever if you do...

Page 28: ... both hands and keep your feet on the footrests when riding All FC models Do not carry the luggage FX 450 If luggage is carried ensure it is fixed firmly as close as possible to the center of the vehicle and ensure even weight distribution between the front and rear wheels Info Motorcycles react sensitively to any changes of weight distribution Do not exceed the maximum permissible weight and maxi...

Page 29: ...s as the battery warms up 7 4 Preparing the vehicle for difficult riding conditions Info Use of the vehicle under difficult conditions such as on sand or on wet and muddy surfaces can lead to considerably more rapid wear of components such as the drive train brake system or suspension components For this reason it may be necessary to inspect or replace parts before the next scheduled service Clean...

Page 30: ...versal oil spray p 163 Clean the radiator fins Straighten the bent radiator fins carefully 7 6 Preparing vehicle for rides on wet sand M01274 01 Mount the air filter rain cover Air filter rain cover 79006921000 Info Observe the fitting instructions for Husqvarna Motor cycles accessories 600868 01 Clean the chain Chain cleaner p 162 Mount the steel sprocket Grease the chain Universal oil spray p 16...

Page 31: ...ehicle for high temperatures or slow riding 600868 01 Adjust the secondary drive to the road conditions Info The engine oil heats up quickly when the clutch is operated frequently due to an excessively high sec ondary ratio Clean the chain Chain cleaner p 162 Clean the radiator fins Straighten bent radiator fins carefully Check the coolant level p 123 7 9 Preparing vehicle for low temperatures or ...

Page 32: ...he tire condition p 115 Check tire pressure p 115 Check the spoke tension p 116 Info The spoke tension must be checked regularly as incorrect spoke tension will strongly impair riding safety Clean the dust boots of the fork legs p 54 Bleed the fork legs p 54 Check the air filter Check the settings of all controls and ensure that they can be operated smoothly Check all screws nuts and hose clamps r...

Page 33: ...empts at starting may be necessary to warm up the lithium ion battery and thereby increase the starting power During the starting process the malfunction indicator lamp lights up 8 3 Activating launch control Info The launch control helps the rider to generate optimum motorcycle acceleration at the beginning of a race The maximum speed of the engine with the throttle valve fully opened full thrott...

Page 34: ...ting traction control Info The traction control reduces excessive slip on the rear wheel in favor of more control and propulsion particularly in wet conditions When traction control is switched off the rear wheel may spin more during high acceleration and on sur faces with low grip Traction control can be switched on or off during the ride The setting most recently selected is activated again when...

Page 35: ...ear when conditions allow incline road situation etc To do so release the throttle while simultaneously pulling the clutch lever shift into the next gear release the clutch lever and open the throttle If the cold start button was pushed while starting open the throttle briefly and release the throttle grip or turn the throttle grip forward The cold start button goes to the basic position After rea...

Page 36: ... parking Warning Risk of misappropriation People who act without authorization endanger themselves and others Do not leave the vehicle unattended if the engine is running Protect the vehicle against access by unauthorized persons Warning Danger of burns Some vehicle components become very hot when the vehicle is operated Do not touch any parts such as the exhaust system radiator engine shock absor...

Page 37: ...01 Use tension belts or other suitable devices to secure the motorcycle against falling over or rolling away Info Only tighten the tension belts to the point that the plug in stand is firmly in contact with the fender and the tires Pay attention to the alignment of the plug in stand to the fender FX 450 Switch off the engine Use tension belts or other suitable devices to secure the motorcycle agai...

Page 38: ...ailable 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 Do not allow fuel to enter the groundwater the soil or the sewage system Swit...

Page 39: ... front brake linings p 97 Check the brake linings of the rear brake p 105 Check the brake discs p 94 Check the brake lines for damage and leakage Check the rear brake fluid level p 102 Check the free travel of the foot brake lever p 101 Check the frame p 88 Check the link fork p 88 Check the fork bearing for play Change the heim joint Check the shock absorber linkage Check the tire condition p 115...

Page 40: ... fuel pressure Check the idle speed 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 Make a service entry in the Husqvarna Motorcycles Dealer net One time interval Periodic interval 9 3 Recommended work every 48 months every 12 months Every 100 operating hours Every 50 operating ho...

Page 41: ...e valves valve springs valve spring seats and valve spring retainers Change the connecting rod conrod bearing and crank pin Check the transmission and the shift mechanism Check the oil pressure control valve Change the suction pump Check the force pump and lubrication system Change the timing chain Change all engine bearings Change the radial shaft seal rings and bearing seals of the main bearing ...

Page 42: ...k In this system suspension is located in the left fork leg and damping in the right fork leg As fork springs are no longer required a significant weight advantage is achieved when compared to conventional forks The response on slightly uneven surfaces is significantly improved In normal driving mode suspension is provided exclusively by an air cushion A steel spring is located in the left fork le...

Page 43: ...se two ranges can be adjusted separately although the transition between high speed and low speed is gradual Thus modifications in the high speed range affect the compression damping in the low speed range and vice versa 10 4 Adjusting the low speed compression damping of the shock absorber Caution Risk of injury Parts of the shock absorber will move around if the shock absorber is detached incor ...

Page 44: ...to reduce damping 10 5 Adjusting the high speed compression damping of the shock absorber Caution 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 Info The effect of the high...

Page 45: ... 5 turns Info Turn clockwise to increase damping turn counter clockwise to reduce damping 10 6 Adjusting the rebound damping of the shock absorber Caution 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 ...

Page 46: ...tandard 15 clicks Sport 13 clicks 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 53 402415 10 Main work Position the sag gage in the rear axle and measure the distance to marking SAG on the rear fender Sag gauge 00029090500...

Page 47: ...preload of the shock absorber p 46 10 9 Checking the riding sag of the shock absorber 402417 10 Measure dimension A of rear wheel unloaded p 44 With another person holding the motorcycle the rider wear ing full protective clothing sits on the seat in a normal sitting position feet on footrests and bounces up and down a few times The rear wheel suspension levels out Another person again measures th...

Page 48: ...ork Loosen screw 1 Turn adjusting ring 2 until the spring is no longer under ten sion Hook wrench 90129051000 Info If the spring cannot be fully released the spring must be removed to accurately measure the spring length Measure the total spring length while the spring is not under tension Tension the spring by turning adjusting ring 2 to specified dimension A Guideline Spring preload FC 450 EU 8 ...

Page 49: ... of rider 75 85 kg 165 187 lb 45 N mm 257 lb in Weight of rider 85 95 kg 187 209 lb 48 N mm 274 lb in Spring rate FX 450 Weight of rider 65 75 kg 143 165 lb 42 N mm 240 lb in Weight of rider 75 85 kg 165 187 lb 45 N mm 257 lb in Weight of rider 85 95 kg 187 209 lb 48 N mm 274 lb in Spring rate ROCKSTAR EDITION Weight of rider 65 75 kg 143 165 lb 42 N mm 240 lb in Weight of rider 75 85 kg 165 187 l...

Page 50: ... Extreme modifications to the suspension setting may cause a serious deterioration in the handling characteristic and overload components Only make adjustments within the recommended range Ride slowly to start with after making adjustments to get the feel of the new handling characteristic Info Check or adjust the air pressure under the same conditions at the earliest 5 minutes after switching off...

Page 51: ...ver adjust the air pressure to a value outside the stated range Disconnect the fork airpump from the left fork leg 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 Remove the motorcycle from t...

Page 52: ... ROCKSTAR EDITION Comfort 17 clicks Standard 12 clicks Sport 7 clicks Info Turn clockwise to increase damping turn counter clockwise to reduce damping during compression 10 15 Adjusting the rebound damping of the fork Info The hydraulic rebound damping determines the fork suspension behavior Z01370 10 Turn adjusting screw 1 clockwise all the way Info Adjusting screw 1 is located at the lower end o...

Page 53: ...when the shock absorber rebounds 10 16 Handlebar position H01188 10 The holes on the handlebar supports are placed at a distance of A from the center Hole distance A 3 5 mm 0 138 in The handlebar can be mounted in 2 different positions This allows the handlebar to be mounted in the most comfortable position for the rider 10 17 Adjusting the handlebar position Warning Danger of accidents A repaired...

Page 54: ...ebar supports are longer and higher on one side Position the left and right handlebar supports evenly Mount and tighten screws 2 Guideline Screw handle bar support M10 40 Nm 29 5 lbf ft Loctite 243 Position the handlebar Info Make sure the cables and wiring are positioned cor rectly Position the handlebar clamp Mount screws 1 but do not tighten yet First bolt the handlebar clamp with screws 1 onto...

Page 55: ...and 81329955100 Neither wheel is in contact with the ground FX 450 Fold in the side stand and raise the motorcycle at the frame underneath the engine Lift stand 81329955100 Neither wheel is in contact with the ground Secure the motorcycle against falling over 11 2 Removing the motorcycle from the lift stand Note Material damage The vehicle may be damaged by incorrect procedure when parking Signifi...

Page 56: ...rk Tighten the bleeder screws Finishing work Remove the motorcycle from the lift stand p 53 11 4 Cleaning the dust boots of the fork legs Preparatory work Raise the motorcycle with a lift stand p 53 Remove the fork protector p 55 E00260 10 Main work Push dust boots 1 of both fork legs downward Info The dust boots remove dust and coarse dirt parti cles from the inside fork tubes Over time dirt can ...

Page 57: ...e lift stand p 53 11 5 Removing the handlebar cushion ROCKSTAR EDITION A00899 10 Remove screws 1 and take off the handlebar cushion 11 6 Installing the handlebar cushion ROCKSTAR EDITION A00899 10 Position the handlebar cushion Mount screws 1 Guideline Remaining screws chassis M5 5 Nm 3 7 lbf ft 11 7 Removing the fork protector S01902 10 Remove screws 1 and take off the clamp Remove screws 2 and t...

Page 58: ...d tighten screws 2 Position the fork protector on the right fork leg Mount and tighten screws 3 Guideline Remaining screws chassis M6 10 Nm 7 4 lbf ft 11 9 Removing the engine guard ROCKSTAR EDITION K01065 10 Remove screws 1 K01066 10 Remove screw 2 Remove the engine guard 11 10 Installing the engine guard ROCKSTAR EDITION K01066 11 Position the engine guard on the frame Mount and tighten screw 1 ...

Page 59: ...emove screws 1 and take off the clamp Remove screws 2 and take off the brake caliper Allow the brake caliper and the brake line to hang loosely to the side Info Do not actuate the hand brake lever when the front wheel is removed S02314 10 All models apart from special models Loosen screws 3 Remove the left fork leg Loosen screws 4 Remove the right fork leg A00506 10 ROCKSTAR EDITION Loosen screws ...

Page 60: ...and rebound damping is located in the right fork leg S02314 11 All models apart from special models Tighten screws 2 Guideline Screw top triple clamp M8 17 Nm 12 5 lbf ft Tighten screws 3 Guideline Screw bottom triple clamp M8 12 Nm 8 9 lbf ft A00506 11 ROCKSTAR EDITION Tighten screws 2 Guideline Screw top triple clamp M8 17 Nm 12 5 lbf ft Tighten screws 3 Guideline Screw bottom triple clamp M8 12...

Page 61: ...crew 2 Remove screw 3 Take off the upper triple clamp with the handlebar and place to one side Info Cover the components to protect them against damage Do not kink the cables and lines A00507 10 ROCKSTAR EDITION Open cable holder 1 on the left and detach the wiring harness Remove screw 2 Remove screw 3 Take off the upper triple clamp with the handlebar and place to one side Info Cover the componen...

Page 62: ...ring 3 S02318 10 All models apart from special models Position the upper triple clamp with the handlebar Mount screw 4 but do not tighten yet H01182 11 Position the fork legs Air bleeder screw 5 of the right fork leg is posi tioned to the front Valve A of the left fork leg faces the front Info Grooves are milled into the side of the upper end of the fork legs The second milled groove from the top ...

Page 63: ...and tighten screw 7 Guideline Screw top steering stem M8 20 Nm 14 8 lbf ft Loctite 243 S02322 10 Using a plastic hammer tap lightly on the upper triple clamp to avoid stresses Tighten screws 8 Guideline Screw top triple clamp M8 17 Nm 12 5 lbf ft Secure the wiring harness with cable holder 9 on the left A00508 10 ROCKSTAR EDITION Position the upper triple clamp with the handlebar Mount screw 4 but...

Page 64: ...ted in the left fork leg The pressure and rebound damping is located in the right fork leg A00514 10 Tighten screws 6 Guideline Screw bottom triple clamp M8 12 Nm 8 9 lbf ft A00510 10 Tighten screw 4 Guideline Screw top steering head M20x1 5 12 Nm 8 9 lbf ft A00510 11 Mount and tighten screw 7 Guideline Screw top steering stem M8 20 Nm 14 8 lbf ft Loctite 243 A00509 11 Using a plastic hammer tap l...

Page 65: ...ristic 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 Preparatory work Raise the motorcycle with a lift stand p 53 H01167 01 Main ...

Page 66: ...sing a plastic hammer tap lightly on the upper triple clamp to avoid stresses Mount and tighten screw 2 Guideline Screw top steering stem M8 20 Nm 14 8 lbf ft Loctite 243 Tighten screws 1 Guideline Screw top triple clamp M8 17 Nm 12 5 lbf ft A00513 10 ROCKSTAR EDITION Loosen screws 1 Remove screw 2 Loosen and retighten screw 3 Guideline Screw top steering head M20x1 5 12 Nm 8 9 lbf ft Using a plas...

Page 67: ...nstallation of the lower triple clamp 11 18 Removing the start number plate V01315 10 Remove screw 1 Swivel the start number plate to one side Remove screw 2 and take off the brake line guide and start number plate 11 19 Installing the start number plate V01316 10 Position the brake line and brake line guide on the start num ber plate Mount and tighten screw 1 Position the start number plate The h...

Page 68: ... Remove screws 1 and 2 Take off front fender 11 21 Installing front fender K01078 10 Main work Position front fender Mount and tighten screws 1 and 2 Guideline Remaining screws chassis M6 10 Nm 7 4 lbf ft Finishing work Install the start number plate p 65 ...

Page 69: ...h the frame protector in area A and take it off K01091 10 Remove screw 2 Remove fitting 3 Info Raise the swingarm slightly to be able to remove the screws more easily K01092 10 Press angle lever 4 toward the rear Press linkage lever 5 downward K01093 10 All FC models Remove screws 6 Pull off foot brake cylinder from the push rod V01350 10 FX 450 Remove screws 6 Pull off foot brake cylinder from th...

Page 70: ... pivot Push the link fork back and secure it against falling over K01095 10 Hold the shock absorber and remove screw 8 K01096 10 Remove the shock absorber carefully at the bottom 11 23 Installing the shock absorber K01095 11 Main work Carefully position the shock absorber into the vehicle from the bottom Mount and tighten screw 1 Guideline Screw top shock absorber M10 60 Nm 44 3 lbf ft Loctite 270...

Page 71: ...rake cylinder Push rod 4 engages in the foot brake cylinder Info Ensure that the dust boot is correctly seated Mount and tighten screws 5 Guideline Remaining screws chassis M6 10 Nm 7 4 lbf ft V01351 10 FX 450 Position the foot brake cylinder Push rod 4 engages in the foot brake cylinder Info Ensure that the dust boot is correctly seated Mount and tighten screws 5 Guideline Remaining screws chassi...

Page 72: ... Screw frame pro tector M5 3 Nm 2 2 lbf ft Mount the new cable ties Finishing work Check the free travel of the foot brake lever p 101 Remove the motorcycle from the lift stand p 53 11 24 Removing the seat 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 Preparatory work Remove the air filter ...

Page 73: ...s M6 10 Nm 7 4 lbf ft Finishing work Install the air filter box cover p 71 11 26 Removing the air filter box cover V01320 10 Pull off the air filter box cover sideways in areas A B and C and take off toward the rear 11 27 Installing the air filter box cover V01321 10 All FC models Attach catch 1 of the air filter box in area A and push forward Info An air filter box cover with openings for greater...

Page 74: ... 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 Preparatory work Remove the air filter box cover p 71 K01080 10 Main work Detach retaining tab 1 Remove air filter with air filter support Remove air filter from air filter support 11 29 Installing...

Page 75: ...rs 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 Preparatory work Remove the air filter box cover p 71 Remove the air filter p 72 S01938 10 Main work Wash the air filter thoroughly in special cleaning liquid and allow it to dry properly Air filter cleane...

Page 76: ...t system to cool down before performing any work on the vehicle V01322 10 All models apart from special models Detach spring 1 Spring hook 50305017000C1 V01323 10 Remove screws 2 with the washers and take off the main silencer A00512 10 ROCKSTAR EDITION Detach spring 1 Spring hook 50305017000C1 A00511 12 Remove screws 2 with the washers and take off the main silencer ...

Page 77: ...ncer Mount screws 1 with the washers but do not tighten yet A00512 11 Attach spring 2 Spring hook 50305017000C1 Tighten screws 1 Guideline Remaining screws chassis M6 10 Nm 7 4 lbf ft 11 33 Changing the glass fiber yarn filling of 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...

Page 78: ...t F02593 10 ROCKSTAR EDITION Remove all the screws on the main silencer and remove steel strips 1 Drill out all rivets on the main silencer and remove steel strips 2 Carefully knock the rivets inward Take off silencer cap 3 and outer tube 4 Pull glass fiber yarn filling 5 off of inner tube 6 Remove the remains of the rivets Clean the parts that need to be reinstalled and check for damage Wind the ...

Page 79: ...0 K01112 10 Main work Detach side cover in area A pull off sideways in area B and take off toward the rear 11 35 Installing the right side cover K01113 10 Main work Attach side cover with the holding lugs A from below and push upward Engage the side cover in areas B and C Finishing work Mount the seat p 71 Install the air filter box cover p 71 ...

Page 80: ...n case of skin contact rinse the affected area with plenty of water Rinse the eyes thoroughly with water and consult a doctor in case of fuel contact with the eyes Change your clothing in case of fuel spills on them Keep fuels correctly in a suitable canister and out of the reach of children Preparatory work Remove the air filter box cover p 71 Remove the seat p 70 Remove the right side cover p 77...

Page 81: ... breather hose off the fuel tank lid Clean quick release coupling 2 thoroughly with com pressed air Info Under no circumstances should dirt enter into the fuel line Dirt in the fuel line clogs the injection valve V01353 10 Disconnect the quick release coupling Info Remaining fuel may flow out of the fuel hose Mount wash cap set A Wash cap set 81212016100 K01085 10 Remove screws 3 with the collar b...

Page 82: ...ng Make sure that no fuel is spilled particularly not on hot parts of the vehicle If any fuel is spilled wipe it off immediately Observe the specifications for refueling 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 In case of skin contact rinse the affected ...

Page 83: ...tighten screws 2 with the collar bushings Guideline Remaining screws chassis M6 10 Nm 7 4 lbf ft K01084 11 Plug in connector 3 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 Spray silicone spray onto a lint free cleaning cloth ...

Page 84: ...he 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 Spray silicone spray onto a lint free cleaning cloth and lightly lubricate the O ring of the quick release coupling Silicone spray p 163 Join quick release coupling 4 Info Route the cab...

Page 85: ...free of oil and grease Clean the brake discs with brake cleaner when necessary 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 The service life of the chain depends largely on its maintenance Preparatory work Raise the motorcycle with a lift...

Page 86: ...fo Lower chain section 1 must be taut Chain wear is not always even so you should repeat this measurement at different chain positions Chain tension 55 58 mm 2 17 2 28 in If the chain tension does not meet the specification Adjust the chain tension p 84 Finishing work Remove the motorcycle from the lift stand p 53 11 41 Adjusting the chain tension Warning Danger of accidents Incorrect chain tensio...

Page 87: ...deline Nut rear wheel spin dle M25x1 5 80 Nm 59 lbf ft Info The wide adjustment range of the chain adjusters 32 mm 1 26 in enables different secondary ratios with the same chain length Chain adjusters 4 can be turned by 180 Finishing work Remove the motorcycle from the lift stand p 53 11 42 Checking the chain rear sprocket engine sprocket and chain guide Preparatory work Raise the motorcycle with ...

Page 88: ... in If distance B is greater than the specified measurement Change the drivetrain kit Info When a new chain is mounted the rear sprocket and engine sprocket should also be changed New chains wear out faster on an old worn rear sprocket or engine sprocket S02330 10 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 ...

Page 89: ...e chain sliding piece Guideline Screw chain slid ing piece M8 15 Nm 11 1 lbf ft 402421 10 Check the chain guide with a slide gauge for dimension C Minimum thickness C of the chain guide 6 mm 0 24 in If the measured value is less than the specification Change the chain guide H01420 10 Check that the chain guide is firmly seated If the chain guide is loose Tighten the screws on the chain guide Guide...

Page 90: ... replace a damaged link fork Repair of the link fork is not authorized by Husqvarna Motorcycles 11 45 Checking the throttle cable routing Preparatory work Remove the air filter box cover p 71 Remove the seat p 70 Remove the right side cover p 77 Remove the fuel tank p 78 V01551 01 Main work Check the throttle cable routing Both throttle cables must be routed side by side on the back of the handleb...

Page 91: ... tube If a rubber grip is damaged or worn Change the rubber grip F02594 10 Check that screw 1 is firmly seated Guideline Screw fixed grip M4 5 Nm 3 7 lbf ft Loctite 243 Diamond A must be positioned visibly as shown in the figure 11 47 Adjusting the basic position of the clutch lever V01542 10 Adjust the basic position of the clutch lever to your hand size by turning adjusting screw 1 Info When the...

Page 92: ...othing change the clothing Info The fluid level rises with increasing wear of the clutch facing discs Never use DOT 5 brake fluid It is silicone based and purple in color Oil seals and clutch 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 V01546 10 Move the clutch fluid re...

Page 93: ...fuel cleaning agents brake fluid etc correctly and in compliance with the applicable regulations Info The fluid level rises with increasing wear of the clutch facing discs Never use DOT 5 brake fluid It is silicone based and purple in color Oil seals and clutch lines are not designed for DOT 5 brake fluid Avoid contact between brake fluid and painted parts Brake fluid attacks paint Only use clean ...

Page 94: ... on the clutch slave cylin der until filling is possible Info Use water to immediately clean up any brake fluid that has overflowed or spilled Avoid contact between brake fluid and painted parts Brake fluid attacks paint Only use clean brake fluid from a sealed container V01547 10 Now press the fluid into the system until it emerges from hole 6 of the master cylinder without bubbles Occasionally e...

Page 95: ...e lever to your hand size by turning adjusting screw 1 Info Turn the adjusting screw clockwise to increase the distance between the hand brake lever and the handlebar Turn the adjusting screw counterclockwise to decrease the distance between the hand brake lever and the handlebar The range of adjustment is limited Only turn the adjusting screw by hand and do not use force Do not make any adjustmen...

Page 96: ...ge cracking and deformation If the brake disc exhibits damage cracking or deforma tion Change the front brake disc Change the rear brake disc 12 4 Checking the front brake fluid level Warning Danger of accidents An insufficient brake fluid level will cause the brake system to fail If the brake fluid level drops below the specified marking or the specified value the brake system is leaking or the b...

Page 97: ...qvarna Motorcycles workshop will be glad to help 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 Consult a doctor immediately if brake fluid has been swallowed Rinse the affected area with plenty of water in t...

Page 98: ...th membrane 3 Add brake fluid to level A Guideline Level A brake fluid level below reservoir rim 5 mm 0 2 in Brake fluid DOT 4 DOT 5 1 p 160 Position the cover with the membrane Mount and tighten the screws Info Clean up overflowed or spilled brake fluid immedi ately with water H02360 10 FX 450 Move the brake reservoir mounted on the handlebar to a horizontal position Remove screws 1 Take off cove...

Page 99: ...ront brake p 97 Check the brake linings for damage and cracking If damage or wear is encountered Change the brake linings of the front brake p 97 12 7 Changing the brake linings of the front brake Warning Danger of accidents Incorrect servicing will cause the brake system to fail Ensure that service work and repairs are performed professionally Your authorized Husqvarna Motorcycles workshop will b...

Page 100: ...egulations 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 F00149 10 All FC models Move the brake fluid reservoir mounted on the handlebar to a horizontal position Remove screws 1 ...

Page 101: ... the brake linings are in contact with the brake disc and there is a pressure point V01535 10 Add brake fluid up to level A Guideline Level A brake fluid level below reservoir rim 5 mm 0 2 in Brake fluid DOT 4 DOT 5 1 p 160 Position cover 2 with membrane 3 Mount and tighten screws 1 Info Use water to immediately clean up any brake fluid that has overflowed or spilled H02361 10 FX 450 Move the brak...

Page 102: ...Push spring plate 5 upward and remove pin 6 Remove the brake linings Clean the brake caliper and the brake caliper bracket H02377 10 Check that spring plate 5 in the brake caliper and slid ing plate 7 in the brake caliper bracket are seated cor rectly H02363 11 Insert the new brake linings Mount pin 6 Spring plate 5 engages in the groove on the pin Info Always change the brake linings in pairs Mou...

Page 103: ...e 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 Set the free travel on the foot brake lever in accordance with the specification 402026 10 Disconnect spring 1 Move the foot brake lever back and forth between the end stop and the contact to the foot brake cylinder piston and check free trave...

Page 104: ...er Guideline Free travel at foot brake lever 3 5 mm 0 12 0 2 in Hold push rod 5 and tighten nut 4 Guideline Remaining nuts chassis M6 10 Nm 7 4 lbf ft Hold screw 3 and tighten nut 2 Guideline Nut foot brake lever stop M8 20 Nm 14 8 lbf ft Attach spring 1 12 10 Checking the rear brake fluid level Warning Danger of accidents An insufficient brake fluid level will cause the brake system to fail If th...

Page 105: ...system and do not continue riding until the problem is eliminated Your authorized Husqvarna Motorcycles workshop will be glad to help 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 Consult a doctor immediatel...

Page 106: ... the brake linings of the rear brake p 105 K01106 10 Main work All FC models Stand the vehicle upright Remove screw cap 1 with membrane 2 and the O ring Add brake fluid up to the marking A Brake fluid DOT 4 DOT 5 1 p 160 Mount and tighten the screw cap with the membrane and O ring Info Immediately clean up any brake fluid that has overflowed or spilled with water V01357 10 FX 450 Stand the vehicle...

Page 107: ...ings p 105 12 13 Changing the rear brake linings Warning Danger of accidents Incorrect servicing will cause the brake system to fail Ensure that service work and repairs are performed professionally Your authorized Husqvarna Motorcycles workshop will be glad to help Warning Skin irritation Brake fluid causes skin irritation Keep brake fluid out of the reach of children Wear suitable protective clo...

Page 108: ...ke fluid attacks paint Only use clean brake fluid from a sealed container K01107 10 All FC models Position the vehicle upright Remove screw cap 1 with membrane 2 and the O ring H00324 10 Manually press the brake caliper toward the brake disc to push back the brake piston Ensure that brake fluid does not flow out of the brake fluid reservoir extract some if necessary Info Make sure that you do not ...

Page 109: ...2 and the O ring Info Use water to immediately clean up any brake fluid that has overflowed or spilled V01358 10 FX 450 Position the vehicle upright Remove the cable tie Remove screw cap 1 with membrane 2 and the shim H02368 11 Manually press the brake caliper toward the brake disc to push back the brake piston Ensure that brake fluid does not flow out of the brake fluid reservoir extract some if ...

Page 110: ... linings in pairs Make sure that decoupling plate 7 is mounted on the piston side brake lining Mount cotter pins 3 Operate the foot brake lever repeatedly until the brake linings are in contact with the brake disc and there is a pressure point V01357 10 Add brake fluid to level A Brake fluid DOT 4 DOT 5 1 p 160 Mount and tighten screw cap 1 with membrane 2 and the shim Info Use water to immediatel...

Page 111: ...e 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 pistons H02371 10 Loosen screw 1 by several rotations Loosen screws 2 Press on screw 1 to push the wheel spindle out of the axle clamp Remove screw 1 H02372 10 Warning Danger of accidents Damaged brake discs reduce the braking effect Always lay the wheel down ...

Page 112: ...e and wear If the wheel bearing is damaged or worn Change front wheel bearing Clean and grease shaft seal rings 1 and contact sur faces A of the spacers Long life grease p 162 Insert the spacers Clean and grease the wheel spindle Long life grease p 162 Position the front wheel and insert the wheel spindle The brake linings are correctly positioned S01631 10 ROCKSTAR EDITION Check the wheel bearing...

Page 113: ...deline Screw front wheel spindle M20x1 5 35 Nm 25 8 lbf ft Operate the hand brake lever several times until the brake linings are seated correctly against the brake disc Remove the motorcycle from the lift stand p 53 Operate the front brake and compress the fork a few times firmly The fork legs straighten Tighten screws 3 Guideline Screw fork stub M8 15 Nm 11 1 lbf ft 13 3 Removing the rear wheel ...

Page 114: ...le 3 far enough to allow the rear wheel to be pushed forward Push the rear wheel forward as far as possible Remove the chain from the rear sprocket Info Cover the components to protect them against damage Warning Danger of accidents Damaged brake discs reduce the braking effect Always lay the wheel down in such a way that the brake disc is not damaged Hold the rear wheel and remove the wheel spind...

Page 115: ...ow the rear wheel to be pushed forward Push the rear wheel forward as far as possible Remove the chain from the rear sprocket Info Cover the components to protect them against damage Warning Danger of accidents Damaged brake discs reduce the braking effect Always lay the wheel down in such a way that the brake disc is not damaged Hold the rear wheel and remove the wheel spindle Take the rear wheel...

Page 116: ... Long life grease p 162 Position rear wheel and insert wheel spindle 2 The brake linings are correctly positioned Mount the chain V01325 11 Position chain adjuster 3 Mount nut 4 but do not tighten it yet Make sure that chain adjusters 3 are fitted correctly on adjusting screws 5 Check the chain tension p 84 Tighten nut 4 Guideline Nut rear wheel spin dle M25x1 5 80 Nm 59 lbf ft Info The wide adjus...

Page 117: ...re age Info The tire date of manufacture is usually contained in the tire label and is indicated by the last four digits of the DOT number The first two digits indicate the week of manufacture and the last two digits the year of manufacture Husqvarna Motorcycles recommends that the tires be changed after 5 years at the latest regardless of the actual state of wear If the tires are more than 5 year...

Page 118: ...usqvarna Motorcycles workshop will be glad to help 400694 01 Strike each spoke briefly using a screwdriver blade Info The frequency of the sound depends on the spoke length and spoke diameter If spokes of the same length and diameter vibrate with a different tone this is an indication that the spoke tensions differ You should hear a high note If the spoke tension differs Correct the spoke tension ...

Page 119: ...s materials Do not dispose of 12 V batteries as household waste Dispose of 12 V batteries at a collection point for used batteries Preparatory work Remove the air filter box cover p 71 Remove the seat p 70 S02336 10 Main work Hang the voltage regulator to the side Disconnect negative cable 1 from the 12 V battery Pull back positive terminal cover 2 and disconnect positive cable 3 from the 12 V bat...

Page 120: ...Position the voltage regulator Finishing work Mount the seat p 71 Install the air filter box cover p 71 14 3 Charging the 12 V battery Warning Risk of injury 12 V batteries contain harmful substances Keep 12 V batteries out of the reach of children Keep sparks and open flames away from 12 V batteries Only charge 12 V batteries in well ventilated rooms Maintain a minimum clearance from inflammable ...

Page 121: ...117 F01568 10 Main work Check the battery voltage Battery voltage 9 V Do not charge the 12 V battery Replace the 12 V battery and dispose of the old 12 V battery properly If the specifications have been met Battery voltage 9 V Connect a battery charger to the 12 V battery Switch on the battery charger Guideline The charging current charging voltage and charg ing time must not be exceeded Maximum c...

Page 122: ... electrical system Only use fuses with the required ampere value Do not bypass or repair fuses 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 Info The main fuse protects all electrical power consumers of the vehicle It is located in the starter relay housing under the seat Preparatory work R...

Page 123: ...w main fuse Fuse 58011109110 p 151 Check that the electrical system is functioning properly Tip Insert a spare fuse so that it is available if needed Mount the protection caps Mount the starter relay onto the holder and route the cable Finishing work Mount the seat p 71 Install the air filter box cover p 71 14 5 Diagnostics connector H00933 12 Diagnostics connector 1 is located under the seat ...

Page 124: ...he radiator hoses or other cooling system components if the engine or the cooling system are at operating temperature Allow the cooling system and the engine to cool down before you open the radiator the radiator hoses or other components of the cooling system In the event of scalding rinse the area affected immediately with lukewarm water Warning Danger of poisoning Coolant is toxic and a health ...

Page 125: ...ine to cool down before you open the radiator the radiator hoses or other components of the cooling system In the event of scalding rinse the area affected immediately with lukewarm water 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 immediatel...

Page 126: ...ith the skin Rinse eyes thoroughly with water and consult a doctor immediately if coolant gets into the eyes Change clothing if coolant spills onto your clothing Condition The engine is cold Preparatory work ROCKSTAR EDITION Remove the engine guard p 56 V01333 10 Main work Position the motorcycle upright Place an appropriate container under the water pump cover Remove screw 1 Take off radiator cap...

Page 127: ...oling system are at operating temperature Allow the cooling system and the engine to cool down before you open the radiator the radiator hoses or other components of the cooling system In the event of scalding rinse the area affected immediately with lukewarm water Warning Danger of poisoning Coolant is toxic and a health hazard Keep coolant out of the reach of children Do not allow coolant to com...

Page 128: ...1327 10 Mount and tighten screw 1 with a new seal ring Guideline Screw water pump cover M6 10 Nm 7 4 lbf ft Pour coolant in up to measurement A above the radiator fins Guideline Distance A above the radi ator fins 10 mm 0 39 in Coolant 1 20 l 1 27 qt Coolant p 160 Mount the radiator cap Go for a short test ride Check the coolant level p 123 Finishing work ROCKSTAR EDITION Install the engine guard ...

Page 129: ...he throttle cable p 127 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 Start the engine and let it run at idle speed Move the handle bar to and fro over the entire steering ra...

Page 130: ...hrottle grip for smooth operation V01361 10 FX 450 Move the handlebar to the straight ahead position Push back sleeve 1 Loosen nut 2 Turn adjusting screw 3 in as far as possible Loosen nut 4 Push cold start button 6 all the way to the stop Turn adjusting screw 5 so that the cold start button moves to the basic position when the throttle grip is turned to the front Tighten nut 4 Turn adjusting scre...

Page 131: ... Remove guide plate 4 from handle tube 5 Position the required guide plate on the grip tube Guideline The label OUTSIDE must be visible Marking A must be positioned at marking B Grey guide plate 79002014000 Alternative 1 Black guide plate 79002014100 Info The gray guide plate opens the throttle valve more slowly The black guide plate opens the throttle valve more quickly The gray guide plate is mo...

Page 132: ...restarting The traction control can also be activated in each mapping using the TC button The mapping can also be changed during the ride H02889 01 Activating STANDARD mapping Press button MAP until LED 1 lights up Guideline Engine speed 4 000 rpm STANDARD balanced response H02886 01 Activating ADVANCED mapping Press button MAP until LED 2 lights up Guideline Engine speed 4 000 rpm ADVANCED direct...

Page 133: ...lockwise raises the idle speed 16 6 Teaching the throttle valve position Info If the control unit detects that the throttle valve position at idle speed needs to be retaught then the malfunction indicator lamp flashes 2x per second H02263 10 Danger Danger of poisoning Exhaust gases are toxic and inhaling them may result in unconsciousness and death Always make sure there is sufficient ventilation ...

Page 134: ...e of boot 10 20 mm 0 39 0 79 in If the distance does not meet specifications Adjust the basic position of the shift lever p 132 16 8 Adjusting the basic position of the shift lever 401950 12 Remove screw 1 with the washers and take off shift lever 2 401951 10 Clean gear teeth A of the shift lever and shift shaft Mount the shift lever on the shift shaft in the required position and engage gearing I...

Page 135: ...with plenty of water Rinse the eyes thoroughly with water and consult a doctor in case of fuel contact with the eyes Change your clothing in case of fuel spills on them Note Environmental hazard Improper handling of fuel is a danger to the environment Do not allow fuel to enter the groundwater the soil or the sewage system K01103 10 All FC models Clean quick release coupling 1 thoroughly with com ...

Page 136: ...ine clogs the injection valve Disconnect the quick release coupling Info Remaining fuel may flow out of the fuel hose Pull fuel screen 2 out of the connecting piece Insert the new fuel screen all the way into the connecting piece Spray silicone spray onto a lint free cleaning cloth and lightly lubricate the O ring of the quick release coupling Silicone spray p 163 Join the quick release coupling D...

Page 137: ...iddle of the level viewer A and the upper edge of the level viewer B If the engine oil does not reach the middle of level viewer A Add engine oil p 138 17 3 Changing the engine oil and oil filter cleaning the oil screens Warning Danger of scalding Engine and gear oil get very hot when the motorcycle is ridden Wear suitable protective clothing and safety gloves In the event of scalding rinse the ar...

Page 138: ...ng oil screen 4 and the O rings Allow the engine oil to drain completely Thoroughly clean the parts and the sealing surfaces K01069 11 Mount and tighten screw plug 2 with the short oil screen and the O rings Guideline Screw plug oil screen M20x1 5 15 Nm 11 1 lbf ft K01071 10 Position long oil screen 4 with the O rings on a pin wrench Position the pin wrench through the drill hole of the screw plug...

Page 139: ...Thoroughly clean the parts and the sealing surfaces K01073 11 Lay the motorcycle on its side and fill the oil filter housing to about full with engine oil Place the oil filter into the oil filter housing Lubricate the O ring of the oil filter cover and mount it with oil filter cover 7 Mount and tighten the screws Guideline Screw oil filter cover M6 10 Nm 7 4 lbf ft Stand the motorcycle upright 401...

Page 140: ...ure wear of the engine 401955 10 Main work Remove filler plug 1 with the O ring Add the same engine oil used when the last oil change was carried out Engine oil SAE 10W 50 p 160 Info For optimal performance of the engine oil do not mix different types of engine oil Husqvarna Motorcycles recommends changing the engine oil Mount and tighten the filler plug together with the O ring Danger Danger of p...

Page 141: ...ce of the motorcycle over a long period clean it regularly Avoid direct sunshine when cleaning the motorcycle 401061 01 Close off exhaust system to keep water from entering Remove loose dirt first with a soft jet of water Spray the heavily soiled parts with a normal commercial motorcycle cleaner and clean using a brush Motorcycle cleaner p 162 Info Use warm water containing normal motorcycle clean...

Page 142: ...te all moving parts and pivot points Clean the chain p 83 Treat bare metal except for brake discs and the exhaust sys tem with a corrosion inhibitor Preserving materials for paints metal and rubber p 162 Treat all plastic parts and powder coated parts with a mild cleaning and care product Special cleaner for glossy and matte paint finishes metal and plastic surfaces p 163 ...

Page 143: ... or replacements are necessary you should do this during the storage period less workshop overload In this way you can avoid long workshop waiting times at the start of the new season 401058 01 When refueling for the last time before taking the motorcycle out of service add fuel additive Fuel additive p 162 Refuel p 35 Clean the motorcycle p 139 Change the engine oil and the oil filter clean the o...

Page 144: ...ime only Since the engine cannot warm up properly the water vapor produced during combustion condenses and causes valves and exhaust system to rust 19 2 Preparing for use after storage 401059 01 Install the 12 V battery p 118 Remove the motorcycle from the lift stand p 53 Perform checks and maintenance measures when preparing for use p 30 Make a test ride ...

Page 145: ...rness visual check Check the electrical system Malfunction in the electronic fuel injection Read out the fault memory using the Husqvarna Motorcycles diagnostics tool Engine does not speed up Malfunction in the electronic fuel injection Read out the fault memory using the Husqvarna Motorcycles diagnostics tool Engine has too little power Air filter is very dirty Clean the air filter and air filter...

Page 146: ...cycles diagnostics tool High oil consumption Engine vent hose bent Route the vent hose without bends or change it if necessary Engine oil level too high Check the engine oil level p 135 Engine oil too thin low viscos ity Change the engine oil and the oil filter clean the oil screens p 135 Piston or cylinder worn Measure the piston cylinder mounting clearance 12 V battery discharged 12 V battery is...

Page 147: ... for malfunc tion indicator lamp 12 Malfunction indicator lamp flashes 1x long 2x short Error level condition Coolant temperature sensor circuit fault Coolant temperature sensor input signal too low Blink code for malfunc tion indicator lamp 13 Malfunction indicator lamp flashes 1x long 3x short Error level condition Intake air temperature sensor circuit fault Intake air temperature sensor input s...

Page 148: ...ircuit fault Blink code for malfunc tion indicator lamp 41 Malfunction indicator lamp flashes 4x long 1x short Error level condition Fuel pump controller short circuit to ground open circuit Fuel pump controller open circuit short circuit to plus Blink code for malfunc tion indicator lamp 65 Malfunction indicator lamp flashes 6x long 5x short Error level condition EEPROM malfunction Blink code for...

Page 149: ...450 US No bearing bush DLC coated piston pin Piston pin bearing ROCKSTAR EDITION Bearing bush Pistons Forged light alloy Piston rings 1 compression ring 1 oil scraper ring Engine lubrication Pressure circulation lubrication with 2 trochoidal pumps Primary transmission 31 76 Clutch Multidisc clutch in oil bath hydraulically activated Gearbox 5 gear transmission claw shifted Transmission ratio First...

Page 150: ...ft Loctite 243 Screw suction pump cover M5 6 Nm 4 4 lbf ft Loctite 243 Nut water pump impeller M6 6 Nm 4 4 lbf ft Loctite 243 Screw alternator cover M6 10 Nm 7 4 lbf ft Screw clutch cover M6 10 Nm 7 4 lbf ft Screw cylinder head M6 10 Nm 7 4 lbf ft Screw engine case M6 10 Nm 7 4 lbf ft Screw exhaust flange M6 10 Nm 7 4 lbf ft Loctite 243 Screw oil filter cover M6 10 Nm 7 4 lbf ft Screw pressure pum...

Page 151: ...t 3rd stage 50 Nm 36 9 lbf ft Collar and thread oiled Nut rotor M12x1 60 Nm 44 3 lbf ft Thread oiled with engine oil cone degreased Oil drain plug with magnet M12x1 5 20 Nm 14 8 lbf ft Screw plug oil pressure control valve M12x1 5 20 Nm 14 8 lbf ft Nut inner clutch hub M18x1 5 80 Nm 59 lbf ft Nut primary gear wheel M20LHx1 5 100 Nm 73 8 lbf ft Loctite 243 Screw plug oil screen M20x1 5 15 Nm 11 1 l...

Page 152: ...mm 0 138 in Offroad tire pressure front 1 0 bar 15 psi rear 1 0 bar 15 psi Secondary ratio All FC models 13 49 Secondary ratio FX 450 13 48 Chain 5 8 x 1 4 Rear sprockets available 48 49 50 51 52 Steering head angle 63 9 Wheelbase 1 485 10 mm 58 46 0 39 in Ground clearance unloaded 370 mm 14 57 in Seat height unloaded All models apart from special models 950 mm 37 4 in Seat height unloaded ROCKSTA...

Page 153: ...le series production tires Additional information is available in the Service section under www husqvarna motorcycles com 22 7 Fork 22 7 1 FC 450 EU Fork article number 34 15 8U 09 Fork WP XACT 5448 Compression damping Comfort 17 clicks Standard 12 clicks Sport 7 clicks Rebound damping Comfort 17 clicks Standard 12 clicks Sport 7 clicks Air pressure 10 7 bar 155 psi Fork length 940 mm 37 01 in Oil...

Page 154: ... fl oz Fork oil SAE 4 48601166S1 p 161 Grease capacity left cartridge 5 g 0 18 oz Special grease 00062010053 p 163 22 7 3 FX 450 Fork article number 34 18 8U 79 Fork WP XACT 5448 Compression damping Comfort 17 clicks Standard 12 clicks Sport 7 clicks Rebound damping Comfort 23 clicks Standard 18 clicks Sport 13 clicks Air pressure 10 bar 145 psi Fork length 950 mm 37 4 in Oil capacity external mec...

Page 155: ...ty right cartridge 380 ml 12 85 fl oz Fork oil SAE 4 48601166S1 p 161 Grease capacity left cartridge 5 g 0 18 oz Special grease 00062010053 p 163 22 8 Shock absorber 22 8 1 FC 450 EU Shock absorber article number 18 15 7U 09 Shock absorber WP XACT 5750 Lowspeed compression damping Comfort 17 clicks Standard 15 clicks Sport 13 clicks Highspeed compression damping Comfort 2 turns Standard 1 5 turns ...

Page 156: ...ort 17 clicks Standard 15 clicks Sport 13 clicks Spring preload 7 mm 0 28 in Spring rate Weight of rider 65 75 kg 143 165 lb 42 N mm 240 lb in Weight of rider 75 85 kg 165 187 lb 45 N mm 257 lb in Weight of rider 85 95 kg 187 209 lb 48 N mm 274 lb in Spring length 260 mm 10 24 in Gas pressure 10 bar 145 psi Static sag 35 mm 1 38 in Riding sag 105 mm 4 13 in Fitted length 477 mm 18 78 in Shock abso...

Page 157: ...r fluid SAE 2 5 50180751S1 p 161 22 8 4 ROCKSTAR EDITION Shock absorber article number 18 18 7U 99 Shock absorber WP XACT 5750 Lowspeed compression damping Comfort 17 clicks Standard 15 clicks Sport 13 clicks Highspeed compression damping Comfort 2 5 turns Standard 2 turns Sport 1 5 turns Rebound damping Comfort 17 clicks Standard 15 clicks Sport 13 clicks Spring preload 7 mm 0 28 in Spring rate W...

Page 158: ...Nm 3 7 lbf ft Screw battery terminal M5 2 5 Nm 1 84 lbf ft Screw frame protector M5 3 Nm 2 2 lbf ft Screw shock absorber adjusting ring M5 5 Nm 3 7 lbf ft Screw throttle valve body cover M5 2 6 Nm 1 92 lbf ft Nut cable on starter motor M6 4 Nm 3 lbf ft Nut throttle cable on throttle valve body M6 3 Nm 2 2 lbf ft Remaining nuts chassis M6 10 Nm 7 4 lbf ft Remaining screws chassis M6 10 Nm 7 4 lbf f...

Page 159: ...lamp M8 17 Nm 12 5 lbf ft Engine carrying screw M10 60 Nm 44 3 lbf ft Remaining nuts chassis M10 45 Nm 33 2 lbf ft Remaining screws chassis M10 45 Nm 33 2 lbf ft Screw bottom shock absorber M10 60 Nm 44 3 lbf ft Loctite 2701 Screw handlebar support M10 40 Nm 29 5 lbf ft Loctite 243 Screw top shock absorber M10 60 Nm 44 3 lbf ft Loctite 2701 Nut fuel pump M12 15 Nm 11 1 lbf ft Nut angle lever to li...

Page 160: ...ce must not cause interference 2 This device must be able to absorb any interference including interference that potentially causes undesir able operation of the device Note on radio transmissions This device corresponds to the FCC limit values for radiation exposure which have been determined for a non controlled environment and fulfills the FCC guidelines for the load from radio frequencies The ...

Page 161: ...the device and the radio receiver to separate electric circuits Consult your dealer or a radio TV technician CAN ICES 3 B NMB 3 B This digital device of Class B fulfills the regulations in accordance with the Canadian Interference Causing Equipment Standard ICES 003 NMB 003 23 3 Country specific declarations of conformity A00757 10 ...

Page 162: ...s Only use coolant that complies with the requirements stated see specifications on the container and that has the relevant properties Antifreeze protection to at least 25 C 13 F The mixture ratio must be adjusted to the necessary antifreeze protection Use distilled water if the coolant needs to be diluted The use of premixed coolant is recommended Observe the coolant manufacturer specifications f...

Page 163: ...on SAE p 164 SAE 2 5 Guideline Use only oils that comply with the specified standards see specifications on the container and that exhibit the corresponding properties Super unleaded ROZ 95 Standard classification DIN EN 228 ROZ 95 Guideline Only use super unleaded fuel that matches or is equivalent to the specified standard Fuel with an ethanol content of up to 10 E10 fuel is safe to use Info Do ...

Page 164: ...r High viscosity grease Recommended supplier SKF LGHB 2 Long life grease Recommended supplier MOTOREX Bike Grease 2000 Motorcycle cleaner Recommended supplier MOTOREX Moto Clean Off road chain spray Recommended supplier MOTOREX Chainlube Offroad Oil for foam air filter Recommended supplier MOTOREX Racing Bio Liquid Power Preserving materials for paints metal and rubber Recommended supplier MOTOREX...

Page 165: ...pray Special cleaner for glossy and matte paint finishes metal and plastic surfaces Recommended supplier MOTOREX Quick Cleaner Special grease 00062010053 Recommended supplier Klüber Lubrication KLÜBERFOOD NH1 34 401 Universal oil spray Recommended supplier MOTOREX Joker 440 Synthetic ...

Page 166: ...ice intervals are demanded for automobile engines the focus for motorcycle engines is on high performance at high engine speeds In most motorcycle engines the transmission and clutch are lubricated with the same oil The JASO T903 MA2 standard meets these special requirements SAE The SAE viscosity classes were defined by the Society of Automotive Engineers and are used for classifying oils accordin...

Page 167: ... 165 Launch control Vehicles electronics functions for achieving the best possible acceleration from a standing position OBD On board diagnosis Vehicle system which monitors the specified param eters of the vehicle electronics ...

Page 168: ...28 LIST OF ABBREVIATIONS 166 Art no Article number ca circa cf compare e g for example etc et cetera i a inter alia no number poss possibly ...

Page 169: ...symbols 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 Fuel level warning lamp lights up orange The fuel level has reached the reserve mark 29 3 Green and blue symbols Green and blue symbols reflect information Connectivity unit indicator lamp lights up f...

Page 170: ...ine oil 137 149 Fuel 36 149 Chain checking 85 cleaning 83 Chain guide checking 85 Chain tension adjusting 84 checking 84 Characteristic map of the throttle response adjusting 129 Clutch fluid level checking correcting 90 fluid changing 91 Clutch lever 17 basic position adjusting 89 Cold start button 21 Compression damping fork adjusting 49 Connectivity unit 19 Coolant antifreeze and coolant level ...

Page 171: ... 20 opening 19 Fuel oils etc 11 Fuse main fuse changing 120 H Hand brake lever 17 basic position adjusting 93 free travel checking 93 Handlebar cushion installing 55 removing 55 Handlebar position 51 adjusting 51 High speed compression damping shock absorber adjusting 42 I Idle speed adjusting 130 Idle speed adjusting screw 22 Implied warranty 11 Indicator lamps overview 19 Intended use 7 L Launch...

Page 172: ...damping adjusting 42 installing 68 low speed compression damping adjusting 41 rebound damping adjusting 43 removing 67 riding sag checking 45 spring preload adjusting 46 static sag checking 45 Shock absorber article number 16 Side stand 23 Spare parts 11 Spoke tension checking 116 Start button 18 Start number plate installing 65 removing 65 Starting 30 Starting power of lithium ion batteries at lo...

Page 173: ...INDEX 171 U Use definition 7 V Vehicle identification number 15 View of vehicle front left 13 rear right 14 W Work rules 9 ...

Page 174: ... 3402445en 3402445en 11 2020 Husqvarna Motorcycles GmbH Stallhofnerstraße 3 5230 Mattighofen Austria www husqvarna motorcycles com Photo Mitterbauer KISKA Husqvarna Motorcycles GmbH ...

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