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HUSABERG FS 450 User Manual

HUSABERG FS 450
116 pages
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REPARATURANLEITUNG
REPAIR MANUAL
MANUEL DE REPARATION
04
Edition 2004

Table of Contents

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HUSABERG FS 450 Specifications

General IconGeneral
Engine TypeSingle cylinder, 4-stroke
Displacement449.3 cc
Bore x Stroke95 mm x 63.4 mm
Compression Ratio12.5:1
IgnitionKeihin EMS
StarterElectric starter
Transmission6-speed
LubricationWet sump
Power63 hp
Fuel SystemElectronic Fuel Injection
CoolingLiquid-cooled

Summary

ENGINE DISMOUNTING AND MOUNTING

ENGINE DISMOUNTING PROCEDURE

Initial steps for engine removal, including fuel and coolant lines.

ENGINE MOUNTING PROCEDURE

Steps for installing the engine into the frame.

ENGINE DISASSEMBLY

CLUTCH AND OIL PUMP DISASSEMBLY

Steps to disassemble clutch components and the oil pump.

TIMING CHAIN AND CYLINDER HEAD REMOVAL

Steps to separate the timing chain and remove the cylinder head.

CRANKSHAFT AND TRANSMISSION REMOVAL

Steps to remove the crankshaft and transmission components.

INDIVIDUAL PARTS SERVICING

CRANKSHAFT AND PISTON SERVICING

Servicing crankshaft, piston, rings, and related parts.

VALVE AND CAMSHAFT SERVICING

Servicing cylinder head valves, guides, springs, and camshaft.

CLUTCH AND SHIFT MECHANISM SERVICING

Checking wear on clutch and shift mechanism parts.

ENGINE ASSEMBLY

CRANKSHAFT AND GEAR ASSEMBLY

Mounting crankshaft and idler shaft gear, aligning marks.

CYLINDER LINER AND PISTON INSTALLATION

Installing the piston and cylinder liner into the engine case.

TIMING CHAIN INSTALLATION AND ADJUSTMENT

Mounting and locking the timing chain.

VALVE CLEARANCE ADJUSTMENT

Measuring and adjusting valve clearance.

OIL PUMP AND KICKSTARTER ASSEMBLY

Installing oil pump and kickstarter shaft components.

CLUTCH ASSEMBLY AND COVER INSTALLATION

Installing clutch components, springs, and clutch cover.

ELECTRIC SYSTEM

FUEL SYSTEM

TROUBLESHOOTING

TECHNICAL SPECIFICATIONS

PERIODIC MAINTENANCE SCHEDULE

WIRING DIAGRAMS

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