Husqvarna FC 450 2023 User Manual

OWNER'S MANUAL 2023
FC 450
FX 450
FC 450 Heritage
FC 450 Rockstar Edition
Art. no. 3402633en

Husqvarna FC 450 2023 Specifications

General

Displacement	449.9 cc
Bore x Stroke	95 mm x 63.4 mm
Starter	Electric starter
Transmission	5-speed
Rear Suspension	WP XACT Monoshock with linkage
Front Brake	Disc brake, 260 mm
Rear Brake	Disc brake, 220 mm
Ground Clearance	370 mm
Compression Ratio	13.1:1
Front Brake Manufacturer	Brembo
Rear Brake Manufacturer	Brembo
Engine Type	4-Stroke, Single Cylinder
Front Suspension	WP XACT USD, Ø 48 mm
Fuel Tank Capacity	7.2 liters

Summary

Safety Advice

Intended Use and Misuse

Defines intended use of the motorcycle and explains what constitutes misuse.

General Safety Guidelines

Provides essential safety instructions and emphasizes reading all warnings carefully.

Risk Levels and Warnings

Defines risk levels (Danger, Warning, Caution, Note) and associated symbols.

Safe Operation Practices

Provides essential safety guidelines for operating the vehicle, including rider fitness.

Protective Clothing and Work Rules

Serial Numbers

Preparing for Use

First Use Advice and Engine Break-in

Provides crucial advice for first use and guidelines for running in the engine.

Vehicle Preparation for Conditions

Riding Instructions

Pre-Ride Checks and Vehicle Starting

Lists essential pre-ride checks and guides on starting the vehicle safely.

Shifting, Braking, and Parking

Provides techniques for shifting, braking, stopping, and parking the motorcycle.

Transporting and Refueling

Guides on safely transporting and refueling the motorcycle.

Service Schedule

Schedule Information and Table

Provides information on service intervals and a detailed maintenance schedule.

Tuning the Chassis

Chassis Settings and Rider Weight

Shock Absorber Adjustments

Sag Measurements and Spring Adjustment

Details sag measurements and adjusting spring preload for the shock absorber.

Fork Adjustments

Explains fork settings: basic, air pressure, and damping adjustments.

Service Work on the Chassis

Triple Clamp and Steering Head Bearing Service

Details servicing the triple clamp and checking/adjusting steering head bearing play.

Air Filter, Exhaust, and Fuel Tank Service

Chain, Frame, and Clutch Service

Details chain maintenance, frame checks, and clutch system service.

Brake System

Hand Brake Lever Checks and Adjustments

Guides on checking hand brake lever free travel and adjusting its position.

Brake Disc Inspection

Details how to check brake disc thickness and for damage.

Brake Fluid Level Checks and Additions

Guides on checking and adding front and rear brake fluid levels.

Brake Lining Checks and Changes

Explains how to check and change front and rear brake linings.

Foot Brake Lever Adjustments

Guides on adjusting the foot brake lever position and checking rear brake fluid.

Wheels, Tires

Front Wheel Service

Rear Wheel Service

Tire Condition and Pressure Checks

Electrical System

12-V Battery Service

Cooling System

Cooling System Overview and Level Checks

Explains the cooling system and guides on checking antifreeze and coolant levels.

Coolant Draining and Refilling

Coolant Changing

Tuning the Engine

Throttle Response Map and Idle Speed

Throttle Valve Position Teaching

Service Work on the Engine

Engine Oil Level Check

Engine Oil and Filter Change

Provides instructions for changing engine oil and filter, with hot oil warnings.

Adding Engine Oil

Storage

Long-Term Storage Preparation

Post-Storage Preparation

Troubleshooting

Engine Starting Issues

Addresses issues where the engine does not turn over or start.

Engine Performance Issues

Covers problems like lack of speed, low power, or overheating.

Indicator Lamp and Oil Consumption Issues

Troubleshoots malfunction lamp warnings and high oil consumption.

Blink Code

Malfunction Indicator Lamp Codes

Specific Error Code Explanations

Substances

Brake Fluid, Coolant, and Engine Oil