Page 2 - KEY TO SYMBOLS; Symbols on the machine:
KEY TO SYMBOLS 2 – English Symbols on the machine: WARNING! Chain saws can be dangerous! Careless or incorrect use can result in serious or fatal injury to the operator or others. Please read the operator’s manual carefully and make sure you understand the instructions before using the machine. Alwa...
Page 4 - CONTENTS; Contents
CONTENTS 4 – English Contents KEY TO SYMBOLS Symbols on the machine: ...................................... 2 Symbols in the operator’s manual: ........................ 3 CONTENTS Contents ............................................................... 4 INTRODUCTION Dear Customer, ....................
Page 5 - INTRODUCTION
English – 5 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 Karl XI ordered the construction of a factory on the banks of the Husqvarna River, for production of muskets. The locati...
Page 7 - GENERAL SAFETY PRECAUTIONS; Before using a new chain saw
GENERAL SAFETY PRECAUTIONS English – 7 Before using a new chain saw • Please read this manual carefully. • Check that the cutting equipment is correctly fitted and adjusted. See instructions under the heading Assembly. • Refuel and start the chain saw. See the instructions under the headings Fuel Ha...
Page 8 - Important
GENERAL SAFETY PRECAUTIONS 8 – English Important Always use common sense It is not possible to cover every conceivable situation you can face when using a chain saw. Always exercise care and use your common sense. Avoid all situations which you consider to be beyond your capability. If you still fee...
Page 9 - Chain brake and front hand guard
GENERAL SAFETY PRECAUTIONS English – 9 • Fire Extinguisher and Shovel Generally clothes should be close-fitting without restricting your freedom of movement. Machine ′ s safety equipment In this section the machine’s safety features and their function are explained. For inspection and maintenance se...
Page 10 - Throttle trigger lockout
GENERAL SAFETY PRECAUTIONS 10 – English • To release the chain brake pull the front hand guard backwards, towards the front handle. • 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...
Page 11 - Chain catcher; Stop switch; Muffler
GENERAL SAFETY PRECAUTIONS English – 11 control (B). When you release the handle the throttle control and the throttle lockout both move back to their original positions. This arrangement means that the throttle control is automatically locked at the idle setting. Chain catcher The chain catcher is ...
Page 12 - Cutting equipment; General rules
GENERAL SAFETY PRECAUTIONS 12 – English Cutting equipment This section describes how to choose and maintain your cutting equipment in order to: • Reduce the risk of kickback. • Reduce the risk of the saw chain breaking or jumping off the bar. • Obtain optimal cutting performance. • Extend the life o...
Page 15 - Tensioning the chain
GENERAL SAFETY PRECAUTIONS English – 15 resistance as you draw the file along the depth gauge tool. Tensioning the chain The more you use a chain the longer it becomes. It is therefore important to adjust the chain regularly to take up the slack. Check the chain tension every time you refuel. NOTE! ...
Page 18 - ASSEMBLY; Fitting the bar and chain; Fitting a spiked bumper
ASSEMBLY 18 – English Fitting the bar and chain • Check that the chain brake is in disengaged position by moving the front hand guard towards the front handle. • Remove the bar nuts and remove the clutch cover (chain brake). Take off the transportation guard (A). • Fit the bar over the bar bolts. Pl...
Page 19 - FUEL HANDLING; Fuel; Petrol; Mixing
FUEL HANDLING English – 19 Fuel Note! The machine is equipped with a two-stroke engine and must always be run using a mixture of petrol and two-stroke oil. It is important to accurately measure the amount of oil to be mixed to ensure that the correct mixture is obtained. When mixing small amounts of...
Page 20 - Fueling; Transport and storage
FUEL HANDLING 20 – English Fueling Clean the area around the fuel cap. Clean the fuel and chain oil tanks regularly. The fuel filter must be replaced at least once a year. Contamination in the tanks causes malfunction. Make sure the fuel is well mixed by shaking the container before refuelling. The ...
Page 21 - STARTING AND STOPPING; Starting and stopping; Starting
STARTING AND STOPPING English – 21 Starting and stopping Starting The chain brake must be engaged when the chain saw is started. Activate the brake by moving the front hand guard forwards. There is a simplified start reminder with illustrations to describe each step on the rear edge of the saw. Cold...
Page 23 - WORKING TECHNIQUES; General working instructions; Basic safety rules
WORKING TECHNIQUES English – 23 Before use: 1 Check that the chain brake works correctly and is not damaged. 2 Check that the rear right hand guard is not damaged. 3 Check that the throttle lockout works correctly and is not damaged. 4 Check that the stop switch works correctly and is not damaged. 5...
Page 25 - Basic cutting technique
WORKING TECHNIQUES English – 25 the saw chain is jamming, the saw may be pushed back at you. 8 Unless the user resists this pushing force there is a risk that the chain saw will move so far backwards that only the kickback zone of the bar is in contact with the tree, which will lead to a kickback. C...
Page 27 - Tree felling technique
WORKING TECHNIQUES English – 27 Tree felling technique Safe distance The safe distance between a tree that is to be felled and anyone else working nearby is at least 2 1/2 tree lengths. Make sure that no-one else is in this ”risk zone” before or during felling. Felling direction The aim is to fell t...
Page 29 - Freeing a tree that has fallen badly; How to avoid kickback
WORKING TECHNIQUES English – 29 find out which lengths of bar are recommended for your saw. There are methods for felling trees with a diameter larger than the bar length. However these methods involve a much greater risk that the kickback zone of the bar will come into contact with the tree. Freein...
Page 31 - MAINTENANCE; AutoTune
MAINTENANCE English – 31 General The user must only carry out the maintenance and service work described in this Operator's Manual. More extensive work must be carried out by an authorized service workshop. Carburettor adjustment Your Husqvarna product has been designed and manufactured to specifica...
Page 32 - Checking the right-hand brake trigger
MAINTENANCE 32 – English Checking the inertia brake release • Place the chain saw, with the engine switched off, on a stump or other stable surface. Release the front handle and let the saw fall by its own weight, rotating around the rear handle towards the stump. When the bar hits the stump the bra...
Page 34 - Starter housing; Changing a broken or worn starter cord
MAINTENANCE 34 – English use a muffler if the spark arrestor mesh is missing or defective. The muffler is designed to reduce the noise level and to direct the exhaust gases away from the operator. The exhaust gases are hot and can contain sparks, which may cause fire if directed against dry and comb...
Page 35 - Changing a broken recoil spring; Air filter; Spark plug
MAINTENANCE English – 35 Note! Check that the pulley can be turned at least a further 1/2 turn when the starter cord is pulled all the way out. Changing a broken recoil spring • Lift up the starter pulley. See instructions under the heading Changing a broken or worn starter cord. Remember that the r...
Page 36 - Needle bearing lubrication
MAINTENANCE 36 – English clean it and check that the electrode gap is 0,5 mm. The spark plug should be replaced after about a month in operation or earlier if necessary. Note! Always use the recommended spark plug type! Use of the wrong spark plug can damage the piston/cylinder. Check that the spark...
Page 37 - Winter use; Temperature 0; Heated handles; Electrical carburettor heating
MAINTENANCE English – 37 ”Air Injection” centrifugal cleaning Centrifugal cleaning means the following: All air to the carburettor passes through the starter. Dirt and dust is centrifuged out by the cooling fan. IMPORTANT! In order to maintain operation of the centrifugal cleaning system it must be ...
Page 38 - Maintenance schedule
38 – English 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 Clean the outside of the machine. Check the cooli...
Page 39 - TECHNICAL DATA; Technical data
English – 39 TECHNICAL DATA Technical data 545 550XP Engine Cylinder displacement, cm 3 50,1 50,1 Cylinder bore, mm 43 43 Stroke, mm 34,5 34,5 Idle speed, rpm 2600-2800 2600-2800 Power, kW/ rpm 2,5/9600 2,8/10200 Ignition system Spark plug NGK CMR6H NGK CMR6H Electrode gap, mm 0,5 0,5 Fuel and lubri...
Page 41 - Recommended cutting equipment; Low kickback saw chain
English – 41 TECHNICAL DATA Recommended cutting equipment Chain saw model(s) Husqvarna 545, 550 XP, 550 XP TrioBrake, 550 XPG, 550 XPG TrioBrake has been evaluated for safety according to EN-ISO 11681-1 (Machinery for forestry - Portable chain saw safety requirements and testing) and fulfills the sa...
Page 42 - Filing equipment and filing angles
42 – English TECHNICAL DATA Filing equipment and filing angles Using Husqvarna file gauge will give you the correct filing angles. We recommend always using a Husqvarna file gauge to restore the sharpness of the saw chain. The part numbers are given in the table below. If you are not sure of how to ...
Page 44 - Original instructions
1157564-26 ´®z+YXJ¶6•¨ ´®z+YXJ¶6•¨ 201 8 -10-01 Original instructions
