Husqvarna FC 450 2022 User Manual

OWNER'S MANUAL 2022
FC 450
FX 450
Art. no. 3402535en

Husqvarna FC 450 2022 Specifications

General

Displacement	449.9 cc
Bore x Stroke	95 mm x 63.4 mm
Starter	Electric
Transmission	5-speed
Rear Suspension	WP XACT Monoshock
Ground Clearance	370 mm
Engine Type	Single cylinder, 4-stroke
Fuel System	Fuel injection
Front Suspension	WP XACT-USD, 48 mm
Front Brake	260 mm disc
Rear Brake	220 mm disc
Wheelbase	1, 485 mm
Fuel Tank Capacity	7.0 liters

Summary

Safety Advice

Use Definition – Intended Use

Defines the intended use for FC 450 EU/US and FX 450 models.

Safety Advice

General guidance on following safety instructions and labels on the product.

Degrees of Risk and Symbols

Explains the meaning of danger, warning, caution, and note symbols.

Safe Operation

Provides safety guidelines for operating the vehicle, including fitness and ventilation.

Protective Clothing

Advises on the importance of wearing appropriate protective clothing.

Important Notes

Service

Highlights the importance of proper service for vehicle performance and longevity.

Serial Numbers

Vehicle Identification Number

Shows the location of the vehicle identification number (VIN).

Engine Number

Shows the location of the engine number stamping.

Controls

Clutch Lever

Hand Brake Lever

Throttle Grip

Stop Button

Start Button

Combination Switch

Explains the combination switch for mapping, TC, and LC.

Overview of Indicator Lamps

Opening Fuel Tank Filler Cap

Instructions for opening the fuel tank cap with safety warnings.

Cold Start Button

Idle Speed Adjusting Screw

Shift Lever

Foot Brake Lever

Preparing for Use

Advice on Preparing for First Use

General advice and safety precautions before the first ride.

Running in the Engine

Guidelines and limits for the engine break-in period.

Preparing the Vehicle for Difficult Operating Conditions

How to prepare the vehicle for challenging riding conditions.

Riding Instructions

Checks and Maintenance Measures When Preparing for Use

Essential pre-ride checks and maintenance for safe operation.

Starting the Vehicle

Procedures and safety precautions for starting the engine.

Activating Launch Control

How to activate and use the launch control system for optimal acceleration.

Activating Traction Control

How to activate and use the traction control system for better grip.

Starting Off

Shifting, Riding

Applying the Brakes

Instructions and warnings on proper brake application.

Stopping, Parking

Refueling

Instructions for refueling the fuel tank with safety warnings.

Service Schedule

Required Work

Lists required maintenance tasks and their intervals.

Recommended Work

Lists recommended maintenance tasks and their intervals.

Tuning the Chassis

Checking the Basic Chassis Setting with the Rider's Weight

How to set up chassis suspension based on rider weight.

Air Suspension XACT

Details on the WP XACT air suspension system components.

Compression Damping of the Shock Absorber

Explanation of compression damping ranges and adjusters.

Adjusting the Low-Speed Compression Damping of the Shock Absorber

Procedure for adjusting the low-speed compression damping.

Adjusting the High-Speed Compression Damping of the Shock Absorber

Procedure for adjusting the high-speed compression damping.

Adjusting the Rebound Damping of the Shock Absorber

Procedure for adjusting the rebound damping of the shock absorber.

Checking the Static Sag of the Shock Absorber

How to check the static sag of the shock absorber.

Checking the Riding Sag of the Shock Absorber

How to check the riding sag of the shock absorber.

Adjusting the Spring Preload of the Shock Absorber

Procedure for adjusting the spring preload of the shock absorber.

Adjusting the Riding Sag

How to adjust riding sag by selecting and mounting appropriate springs.

Checking the Basic Setting of the Fork

Guidance on checking the basic settings of the fork.

Adjusting the Fork Air Pressure

Procedure for adjusting the fork air pressure.

Adjusting the Compression Damping of the Fork

Procedure for adjusting the compression damping of the fork.

Adjusting the Rebound Damping of the Fork

Procedure for adjusting the rebound damping of the fork.

Adjusting the Handlebar Position

Procedure for adjusting the handlebar position for comfort.

Service Work on the Chassis

Raising the Motorcycle with a Lift Stand

Removing the Motorcycle from the Lift Stand

Bleeding the Fork Legs

Procedure for bleeding the fork legs to remove air.

Removing the Fork Legs

Procedure for removing the front fork legs.

Installing the Fork Legs

Procedure for installing the front fork legs.

Removing the Lower Triple Clamp

Procedure for removing the lower triple clamp.

Installing the Lower Triple Clamp

Procedure for installing the lower triple clamp.

Checking the Steering Head Bearing Play

How to check for play in the steering head bearing.

Adjusting the Steering Head Bearing Play

Procedure for adjusting the steering head bearing play.

Removing the Shock Absorber

Installing the Shock Absorber

Removing the Seat

Mounting the Seat

Removing the Air Filter

Installing the Air Filter

Cleaning the Air Filter and Air Filter Box

Removing the Main Silencer

Installing the Main Silencer

Removing the Fuel Tank

Installing the Fuel Tank

Cleaning the Chain

Checking the Chain Tension

Adjusting the Chain Tension

How to adjust chain tension with warnings.

Checking the Chain, Rear Sprocket, Engine Sprocket, and Chain Guide

Checking the Frame

Checking the Link Fork

Adjusting the Basic Position of the Clutch Lever

Checking/Correcting the Fluid Level of the Hydraulic Clutch

Changing the Hydraulic Clutch Fluid

How to change the hydraulic clutch fluid with safety warnings.

Brake System

Checking the Free Travel of the Hand Brake Lever

Adjusting the Basic Position of the Hand Brake Lever

Checking the Brake Discs

Checking the Front Brake Fluid Level

Adding Front Brake Fluid

How to add front brake fluid with safety warnings.

Checking the Front Brake Linings

Changing the Brake Linings of the Front Brake

How to change the brake linings of the front brake.

Checking the Free Travel of Foot Brake Lever

Adjusting the Basic Position of the Foot Brake Lever

Checking the Rear Brake Fluid Level

Adding Rear Brake Fluid

How to add rear brake fluid with safety warnings.

Checking the Brake Linings of the Rear Brake

Changing the Rear Brake Linings

How to change the rear brake linings.

Wheels, Tires

Removing the Front Wheel

Installing the Front Wheel

Removing the Rear Wheel

Installing the Rear Wheel

Checking the Tire Condition

Checking Tire Pressure

Checking the Spoke Tension

Electrical System

Removing the 12-V Battery

Installing the 12-V Battery

Charging the 12-V Battery

How to charge the 12V battery with safety warnings.

Changing Main Fuse

Cooling System

Checking the Antifreeze and Coolant Level

Checking the Coolant Level

Draining the Coolant

Refilling with Coolant

Changing the Coolant

Procedure for changing the coolant with safety warnings.

Tuning the Engine

Checking the Play in the Throttle Cable

Adjusting the Play in the Throttle Cable

How to adjust the play in the throttle cable.

Adjusting the Characteristic Map of the Throttle Response

Changing the Mapping

Adjusting the Idle Speed

Teaching the Throttle Valve Position

Checking the Basic Position of the Shift Lever

Adjusting the Basic Position of the Shift Lever

Service Work on the Engine

Changing the Fuel Screen

Checking the Engine Oil Level

Changing the Engine Oil and Oil Filter, Cleaning the Oil Screens

How to change engine oil, filter, and clean oil screens.

Adding Engine Oil

Cleaning, Care

Cleaning the Motorcycle

Storage

Storage

Steps for long-term storage with safety notes.

Preparing for Use After Storage

Troubleshooting

Troubleshooting

Table of common faults, possible causes, and actions.

Blink Code

Blink Code for Malfunction Indicator Lamp

Explains malfunction indicator lamp blink codes and error levels.

Technical Data

Engine

Technical specifications for the engine.

Engine Tightening Torques

Torque specifications for engine fasteners.

Capacities

Chassis

Technical specifications for the chassis.

Electrical System

Technical specifications for the electrical system.

Tires

Fork

Detailed technical specifications for the fork components.

Shock Absorber

Detailed technical specifications for the shock absorber.

Chassis Tightening Torques

Torque values for chassis fasteners.

Substances

Brake Fluid DOT 4 / DOT 5.1

Coolant

Engine Oil (SAE 10W/50)

Fork Oil (SAE 4) (48601166S1)

Shock Absorber Fluid (SAE 2.5) (50180751S1)

Super Unleaded (ROZ 95)