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Operator′s manual
455e Rancher
455 Rancher 460
Please read the operator’s manual carefully and make sure yo u
understand the instructions before using the machine.
E E E En n n ng g g glllliiiis s s sh h h h
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KEY TO SYMBOLS Symbols on the machine: Symbols in the operator’s manual: WARNING! Chain saws can be Switch off the engine by moving the stop dangerous! Careless or incorrect use can switch to the STOP position before carrying result in serious or fatal injury to the out any checks or maintenance. operator or others. Always wear approved protective gloves. Please read the operator’s manual carefully and make sure you understand the instructions before using the machine. Regul
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CONTENTS Contents KEY TO SYMBOLS Symbols on the machine: .............................................. 2 Symbols in the operator’s manual: ................................ 2 CONTENTS Contents ....................................................................... 3 INTRODUCTION Dear Customer, ............................................................. 4 WHAT IS WHAT? What is what on the chain saw? ................................... 5 GENERAL S
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INTRODUCTION Dear Customer, Congratulations on your choice to buy a Husqvarna product! Husqvarna is based on a tradition that dates back to 1689, when the Swedish King Charles XI ordered the construction of a factory on the banks of the Husqvarna River, for production of muskets. The location was logical, since water power was harnessed from the Huskvarna River to create the water-powered plant. During the more than 300 years of beeing, the Husqvarna factory has produced a l
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WHAT IS WHAT? 1 29 2 3 4 30 10 23 31 32 5 9 8 7 6 14 11 12 13 27 15 16 28 26 24 25 23 22 21 20 19 18 17 What is what on the chain saw? 1 Cylinder cover 17 Chain 2 Starter handle 18 Bar 3 Air purge 19 Spike bumper 4 Stop switch (Ignition on/off switch.) 20 Chain tensioning screw 5 Rear handle 21 Chain catcher 6 Choke control/Start throttle lock 22 Oil pump adjustment screw 7 Fuel tank 23 Clutch cover 8 Adjuster screws carburettor 24 Right hand guard 9 Starter 25 Throttle control 10
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GENERAL SAFETY PRECAUTIONS Before using a new chain saw Important • Please read this manual carefully. IMPORTANT! • Check that the cutting equipment is correctly fitted and adjusted. See instructions under the heading Assembly. The machine is only designed for cutting wood. • Refuel and start the chain saw. See the instructions under You should only use the saw with the bar and chain the headings Fuel Handling and Starting and Stopping. combinations we recommend in
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GENERAL SAFETY PRECAUTIONS chain saw usage if possible. Your dealer, forestry school or • Fire Extinguisher and Shovel your library can provide information about which training materials and courses are available. Generally clothes should be close-fitting without restricting your freedom of movement. IMPORTANT! Sparks can come from the muffler, the bar and chain or other sources. Always have fire extinguishing tools available if you should need them. Help prevent fo
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GENERAL SAFETY PRECAUTIONS • The chain brake (A) can either be activated manually (by • To release the chain brake pull the front hand guard your left hand) or automatically by the inertia release backwards, towards the front handle. mechanism. • The brake is applied when the front hand guard (B) is pushed forwards. • Kickback can be very sudden and violent. Most kickbacks are minor and do not always activate the chain brake. If this happens you should hold the chain saw firmly and no
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GENERAL SAFETY PRECAUTIONS • In the felling position the left hand is in a position that Throttle lockout makes manual activation of the chain brake impossible. The throttle lockout is designed to prevent accidental With this type of grip, that is when the left hand is placed operation of the throttle control. When you press the lock (A) so that it cannot affect the movement of the front hand (i.e. when you grasp the handle) it releases the throttle control guard, the chain brake ca
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GENERAL SAFETY PRECAUTIONS Vibration damping system Muffler Your machine is equipped with a vibration damping system The muffler is designed to keep noise levels to a minimum and that is designed to minimize vibration and make operation to direct exhaust fumes away from the user. easier. WARNING! The exhaust fumes from the engine are hot and may contain sparks ! which can start a fire. Never start the machine indoors or near combustible material! The machine′s vibration damping system reduces
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GENERAL SAFETY PRECAUTIONS Chain General rules A chain is made up of a number of links, which are available • Only use cutting equipment recommended by us! in standard and low-kickback versions. See instructions under the heading Technical data. IMPORTANT! No saw chain design eliminates the danger of kickback. • Keep the chain’s cutting teeth properly sharpened! WARNING! Any contact with a rotating saw Follow our instructions and use the recommended file chain can cause extremely serious
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GENERAL SAFETY PRECAUTIONS 3 File position Chain • Chain pitch (inches) 4 Round file diameter • Drive link width (mm/inches) It is very difficult to sharpen a chain correctly without the right equipment. We recommend that you use our file gauge. This will help you obtain the maximum kickback reduction and cutting performance from your chain. • Number of drive links. See instructions under the heading Technical data for Sharpening your chain and adjusting information about sharpening your chain.
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GENERAL SAFETY PRECAUTIONS • File all the teeth to the same length. When the length of Tensioning the chain the cutting teeth is reduced to 4 mm (0.16") the chain is worn out and should be replaced. WARNING! A slack chain may jump off and cause serious or even fatal injury. ! General advice on adjusting depth gauge setting The more you use a chain the longer it becomes. It is • When you sharpen the cutting tooth (A) the depth gauge therefore important to adjust the chain regularly to take u
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GENERAL SAFETY PRECAUTIONS 455e Rancher Lubricating cutting equipment WARNING! Poor lubrication of cutting equipment may cause the chain to snap, ! • Release the knob by folding it out. which could lead to serious, even fatal injuries. Chain oil Chain oil must demonstrate good adhesion to the chain and also maintain its flow characteristics regardless of whether it is warm summer or cold winter weather. As a chain saw manufacturer we have developed an optimal chain oil which, with its veget
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GENERAL SAFETY PRECAUTIONS Checking chain lubrication Chain drive sprocket • Check the chain lubrication each time you refuel. See instructions under the heading Lubricating the bar tip sprocket. The clutch drum is fitted with one of the following drive Aim the tip of the bar at a light coloured surface about 20 sprockets: cm (8 inches) away. After 1 minute running at 3/4 throttle you should see a distinct line of oil on the light surface. A Spur sprocket (the chain sprocket is welded on t
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GENERAL SAFETY PRECAUTIONS Bar Check regularly: • Whether there are burrs on the edges of the bar. Remove these with a file if necessary. • Whether the groove in the bar has become badly worn. Replace the bar if necessary. • Whether the tip of the bar is uneven or badly worn. If a hollow forms on the underside of the bar tip this is due to running with a slack chain. • To prolong the life of the bar you should turn it over daily. WARNING! Most chain saw accidents happen when the chain touche
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ASSEMBLY The chain is correctly tensioned when it does not sag from the Fitting the bar and chain underside of the bar, but can still be turned easily by hand. Hold up the bar tip and tighten the bar nuts with the combination spanner. WARNING! Always wear gloves, when working with the chain. ! 455 Rancher, 460 When fitting a new chain, the chain tension has to be checked frequently until the chain is run-in. Check the chain tension Check that the chain brake is in disengaged position by re
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ASSEMBLY Tension the chain by turning the wheel down (+). The chain should be tensioned until it does not sag from the underside of the bar. The chain is correctly tensioned when it does not sag from the underside of the bar, but can still be turned easily by hand. Hold up the bar tip and tighten the bar clutch by turning the knob clockwise. When fitting a new chain, the chain tension has to be checked frequently until the chain is run-in. Check the chain tension regularly. A correctly ten
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FUEL HANDLING Mixing ratio Fuel 1:50 (2%) with HUSQVARNA two-stroke oil. Note! The machine is equipped with a two-stroke engine and must always be run using a mixture of petrol and two-stroke 1:33 (3%) with oils class JASO FB or ISO EGB formulated for oil. It is important to accurately measure the amount of oil to air-cooled, two-stroke engines. be mixed to ensure that the correct mixture is obtained. When mixing small amounts of fuel, even small inaccuracies can Petrol, litre Two-stroke o
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FUEL HANDLING Fuelling 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). WARNING! Taking the following precautions, • Move the machine at least 3 m from the refuelling point will lessen the risk of fire: before starting it. ! Do not smoke and do not place any hot objects in the vicinity of fuel. Always stop the engine and let it cool for a few minutes before refuelling. When
