Related Manuals for Husqvarna 450e II
Summary of Contents for Husqvarna 450e II
- Page 1 Oper ator ′ s manual 445 II 445e II 450 II 450e II E E E E n n n n g g g g l l l l i i i i s s s s h h h h...
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Page 7: Key To Symbols
KEY T O SYMBOLS Symbols on the mac hine: Symbols in the operator’ s manual: WARNING! Chain saws can be dangerous! Careless or incorrect use can Switch off the engine before carrying result in serious or fatal injury to the out any checks or maintenance. -
Page 8: Table Of Contents
CONTENTS Contents TECHNICAL D ATA T echnical data ............31 KEY TO SYMBOLS Recommended cutting equipment ....... 32 Symbols on the machine: ........7 Filing equipment and filing angles ......33 Symbols in the operator’s manual: ......7 EC Declaration of Conformity ....... 33 CONTENTS Contents ............... -
Page 9: Intr Oduction
14 Front handle forestry and gardening, as well as for the building and construction industry. Husqvarna ′ s aim is also to be at the 15 Front hand guard front edge for ergonomics, usability, security and 16 Muffler... -
Page 10: General Safety Preca Utions
GENERAL SAFETY PRECA UTIONS Bef ore using a new chain saw W ARNING! Never allow children to use or be in the vicinity of the machine. As the • Please read this manual carefully. machine is equipped with a spring- •... -
Page 11: Important
GENERAL SAFETY PRECA UTIONS Impor tant as well as help you to use your chain saw both efficiently and safely. Attend a training course in chain saw usage if possible. Your dealer, forestry school or your library can IMPORTANT! provide information about which training materials and This chain saw for forest service is designed for forest courses are available. - Page 12 GENERAL SAFETY PRECA UTIONS carr ied out professionally. If you need further information designed to be activated by the inertia in the kickback please contact your nearest service workshop. direction. (7) If the kickback is less violent or the kickback zone of WARNING! Never use a machine with the bar is closer to you the chain brake will be defective safety components.
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Page 13: Cutting Equipment
GENERAL SAFETY PRECAUTIONS Muffler (A) (i.e. when you grasp the handle) it releases the throttle control (B). When you release the handle the throttle The muffler is designed to keep noise levels to a minimum control and the throttle lockout both move back to their and to direct exhaust fumes away from the user. - Page 14 Husqvarna. See instructions under the heading Technical Data for a list of replacement bar and chain combinations Sharpening cutting teeth we recommend.
- Page 15 We recommend that you adjust the depth gauge setting every third 445e II, 450e II time you sharpen the cutting teeth. NOTE! This recommendation assumes that the length of the cutting teeth is not reduced excessively.
- Page 16 GENERAL SAFETY PRECAUTIONS damage. If our own chain oil is not available, standard Regularly check the degree of wear on the drive sprocket. chain oil is recommended. Replace if wear is excessive. Replace the drive sprocket whenever you replace the chain. Never use waste oil! Using waste oil can be dangerous to you and damage the machine and environment.
- Page 17 GENERAL SAFETY PRECAUTIONS WARNING! Most chain saw accidents happen when the chain touches the operator. Wear personal protective equipment. See instructions under the ”Personal protective equipment” heading. Do not tackle any job that you feel you are not adequately trained for. See instructions under the headings Personal protective equipment, How to avoid kickback, Cutting equipment and...
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Page 18: Assembly
Check the chain tension regularly. A correctly tensioned chain ensures good cutting performance and long life. (44) 445e II, 450e II • Check that the chain brake is in disengaged position by moving the front hand guard towards the front handle. -
Page 19: Fuel Handling Fuel
This can overload the oil pump and result engine parts cleaner and optimizes the engine life. Husqvarna alkylate fuel is not available in all markets. in damage to the oil pump components. •... -
Page 20: Fueling
FUEL HANDLING Fueling Fuel safety • Never refuel the machine while the engine is running. • Make sure there is plenty of ventilation when refuelling or mixing fuel (petrol and 2-stroke oil). • Move the machine at least 3 m from the refuelling point before starting it. -
Page 21: Starting And Stopping
STARTING AND STOPPING Starting and stopping will have engaged a high idle, making warm starting easier. Pull the starter handle, 4: Grip the front handle with your WARNING! Note the following before left hand. Hold the chain saw on the ground by placing starting: your right foot through the rear handle. -
Page 22: Working Techniques
WORKING TECHNIQUES Before use: (61) Take great care when removing small branches and avoid cutting bushes (i.e. cutting many small branches Check that the chain brake works correctly and is not at the same time). Small branches can be grabbed by damaged. - Page 23 WORKING TECHNIQUES saw chain and be thrown towards you. Even if this Terms does not need to be a danger, you may be surprised Cutting = General term for cutting through wood. and lose control of the saw. Never saw stacked logs or Limbing = Cutting branches off a felled tree.
- Page 24 WORKING TECHNIQUES risk that the chain will touch the ground when you finish the tree has no damaged or dead branches that might the cut. (73) break off and hit you during felling. Cut all the way through the log from above. Avoid letting The main point to avoid is letting the tree fall onto another the chain touch the ground as you finish the cut.
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Page 25: How To Avoid Kickback
WORKING TECHNIQUES Set the spiked bumper (if one is fitted) just behind the Never cut straight through a tree or branch that is in felling hinge. Use full throttle and advance the chain/bar tension! slowly into the tree. Make sure the tree does not start to If you must cut across tree/limb, make two to three cuts, move in the opposite direction to your intended felling one inch apart, one to two inches deep. -
Page 26: Maintenance
Carburettor adjustment demands special training. This is especially true of the machine’s safety equipment. If your machine fails any of Your Husqvarna product has been designed and the checks described below we recommend that you manufactured to specifications that reduce harmful take it to your service workshop. -
Page 27: Muffler
MAINTENANCE Throttle trigger lockout Muffler Never use a machine that has a faulty muffler. • Make sure the throttle control is locked at the idle setting when the throttle lockout is released. (100) Regularly check that the muffler is securely attached to the machine. -
Page 28: Air Filter
1/2 turn when the starter cord is pulled all the must always be replaced. way out. (109) A HUSQVARNA chain saw can be equipped with different Stretch the line with the handle. Move your thumb and types of air filter according to working conditions, weather, release the line. -
Page 29: Air Injection" Centrifugal Cleaning
MAINTENANCE Fins on the flywheel. Cooling fins on the cylinder. Cylinder cover (directs cold air over the cylinder). (115) Clean the cooling system with a brush once a week, more often in demanding conditions. A dirty or blocked cooling system results in the machine overheating which causes damage to the piston and cylinder. -
Page 30: Maintenance Schedule
MAINTENANCE Maintenance schedule The following is a list of the maintenance steps that must be performed on the machine. Most of the items are described in the Maintenance section. Daily maintenance Weekly maintenance Monthly maintenance Check the brake band on the chain brake for wear. -
Page 31: Technical D Atat Echnical Data
TECHNICAL DATA Technical data 445 II 445e II 450 II 450e II Engine Cylinder displacement, cm 45,7 45,7 50,2 50,2 Cylinder bore, mm Stroke, mm Idle speed, rpm 2500-2700 2500-2700 2500-2700 2500-2700 Power, kW/ rpm 2,1/9000 2,1/9000 2,4/9000 2,4/9000 Ignition system... -
Page 32: Recommended Cutting Equipment
Recommended cutting equipment Chain saw model(s) Husqvarna 445 II, 445e II, 450 II, 450e II has been evaluated for safety according to EN-ISO 11681- 1 (Machinery for forestry - Portable chain saw safety requirements and testing) and fulfills the safety requirements when equipped with the below listed guide bar and saw chain combination(s). -
Page 33: Filing Equipment And Filing Angles
Husqvarna AB, SE-561 82 Huskvarna, Sweden, tel: +46-36-146500, declares under sole responsibility that the chain saws for forest service Husqvarna 445 II, 445e II, 450 II, 450e II from 2016’s serial numbers and onwards (the year is clearly stated in plain text on the type plate with subsequent serial number), are in conformity with the requirements of the COUNCIL’S DIRECTIVES:... - Page 36 Original instructions 1157680-26 ´®z+Yd"¶66¨ ´®z+Yd"¶66¨ 2016-09-05...