Page 2 - Intended use
Contents Introduction..................................................................... 2Safety..............................................................................4Assembly...................................................................... 10Operation....................................
Page 3 - Symbols on the product
11. Fuel level window12. Fuel tank13. Air purge bulb14. Starter rope handle15. Starter housing16. Chain oil tank17. Muffler18. Chain brake and front hand guard19. Front handle20. Switch for heated handles (545G Mark II, 550XPG Mark II, 550XPG Mark II TrioBrake) 21. Right hand guard22. Clutch cover23...
Page 4 - Euro V Emissions; Safety; Safety definitions
If your product has this symbol it has heated handles. yyyywwxxxx The rating plate shows se- rial number. yyyy is the production year and ww is the production week. Note: Other symbols/decals on the product refer to certification requirements for some markets. Euro V Emissions WARNING: Tampering wit...
Page 8 - Fuel safety
Start/stop switchUse the start/stop switch to stop the engine. WARNING: The start/stop switch automatically goes back to start position. To prevent accidental start, remove the spark plug cap from the spark plug when you assemble or do maintenance on the product. Muffler WARNING: The muffler becomes...
Page 11 - Fuel; Premixed fuel
3. Make sure that the throttle lockout operates correctly and that it is not damaged. 4. Make sure that the start/stop switch operates correctly and that it is not damaged. 5. Make sure that there is no oil on the handles.6. Make sure that the vibration damping system operates correctly and that it ...
Page 12 - Kickback information
To fill the fuel tank WARNING: Obey the procedure that follows for your safety. 1. Stop the engine and let the engine become cool.2. Clean the area around the fuel tank cap. 3. Shake the container and make sure that the fuel is fully mixed. 4. Remove the fuel tank cap slowly to release the pressure....
Page 13 - Common questions about kickback; To start the product; To prepare to start with a cold engine
but can also move in a different direction. It is how you use the product when the kickback occurs that causes the direction of the movement. A smaller bar tip radius decreases the force of the kickback.Use a low kickback saw chain to decrease the effects of kickback. Do not let the kickback zone to...
Page 14 - To stop the product
2. Pull the start/stop switch (A) out and up to set it in choke position. 3. Press the air purge bulb (B) about 6 times or until fuel starts to fill the bulb. It is not necessary to fill the air purge bulb fully. 4. Press down the start/stop switch (C) to set start throttle setting. (A) (C) (B) 5. C...
Page 15 - To use the cutting technique; To use the spiked bumper
better control of the product and the position of the kickback zone. • To cut on the push stroke is when you cut with the top of the guide bar. The saw chain pushes the product in the direction of the operator. WARNING: If the saw chain is caught in the trunk, the product can be pushed at you. Hold ...
Page 17 - To use the tree felling technique; To keep a safe distance
b) Select the applicable cutting technique for the tension in the branch. WARNING: If you are not sure about how to cut the branch, speak to a professional chainsaw operator before you continue. 2. Remove the limbs on the top of the trunk. a) Keep the product on the trunk and let the guide bar move ...
Page 21 - To use the product in cold weather; Heated handles (545G Mark II, 550XPG Mark
5. Make one or more cuts of sufficient depth necessary to decrease the tension. Cut at or near the point of maximum tension. Make the tree or branch break at the point of maximum tension. WARNING: Do not cut straight through a tree or branch that is in tension. WARNING: Be very careful when you cut ...
Page 22 - Maintenance; Introduction
Maintenance Introduction WARNING: Read and understand the safety chapter before you do maintenance on the product. Maintenance schedule Daily maintenance Weekly maintenance Monthly maintenance Clean the external parts of the prod- uct and make sure that there is no oil on the handles. Clean the cool...
Page 23 - To do a check of the brake band
Daily maintenance Weekly maintenance Monthly maintenance Do a check of the stop switch. Refer to To do a check of the start/stop switch on page 25. Make sure that these are no fuel leaks from the engine, tank or fuel lines. Make sure that the saw chain does not rotate when the engine is at idle spee...
Page 25 - AutoTune
To do a check of the right hand guard • Make sure that the right hand guard does not have damages such as cracks. To do a check of the vibration damping system 1. Make sure that there are no cracks or deformation on the vibration damping units. 2. Make sure that the vibration damping units are corre...
Page 27 - Information about the guide bar and saw chain
3. Tighten the screws that hold the starter. To clean the air filter Clean the air filter regularly from dirt and dust. This prevents carburetor malfunctions, starting problems, loss of engine power, wear to engine parts and more fuel consumption than usual.1. Remove the cylinder cover and the air f...
Page 29 - To adjust the tension of the saw chain
file gauge. This will help you to keep maximum cutting performance and the kickback risk at a minimum. WARNING: The force of the kickback increases a lot if you do not follow the sharpening instructions. Note: Refer to To sharpen the cutters on page 29 for information about sharpening of the saw cha...
Page 32 - Recommended settings for the oil pump; Air cleaning system
7. Turn the guide bar daily to extend its life cycle. To do maintenance on the fuel tank and the chain oil tank • Drain and clean the fuel tank and the chain oil tank regularly. • Replace the fuel filter yearly or more frequently if necessary. CAUTION: Contamination in the tanks causes malfunction. ...
Page 33 - Troubleshooting; The engine does not start
Troubleshooting The engine does not start Product part to examine Possible cause Action Starter pawls The starter pawls are blocked. Adjust or replace the starter pawls. Clean around the pawls. Speak to an approved service work- shop. Fuel tank Incorrect fuel type. Drain the fuel tank and fill with ...
Page 34 - Transportation and storage; Technical data
Transportation and storage Transportation and storage • For storage and transportation of the product and fuel, make sure that there are no leaks or fumes. Sparks or open flames, for example from electrical devices or boilers, can start a fire. • Always use approved containers for storage and transp...
Page 36 - Accessories; Recommended cutting equipment
Husqvarna 545 Mark II Husqvarna 545G Mark II Husqvarna 550XP Mark II Husqvarna 550XPG Mark II Husqvarna 550XP Mark II TrioBrake Husqvarna 550XPG Mark II TrioBrake Type of drive sprocket/ number of teeth Rim/7 Rim/7 Rim/7 Rim/7 Rim/7 Rim/7 Saw chain speed at maxi- mum engine power speed, m/s 19.1 19....
Page 38 - Filing equipment and filing angles
Approved cutting equipment - 550XP Mark II, 550XPG Mark II, 550XP Mark II TrioBrake and 550XPG Mark II TrioBrakeGuide bar Saw chain Length, in/cm Pitch, in Gauge, in/mm Max. nose ra- dius Type Length, drive links (no.) Low kickback 13/33 0.325 0.058/1.5 11T Husqvarna H21 56 No 15/38 64 16/40 11T or ...
Page 40 - Declaration of Conformity; EU Declaration of conformity
Declaration of Conformity EU Declaration of conformity We, Husqvarna AB, SE-561 82 Huskvarna, Sweden, tel: +46-36-146500, declare on our sole responsibility that the product: Description Chainsaw for forest service Brand Husqvarna Type / Model 545 Mark II, 545G Mark II, 550XP Mark II, 550XPG Mark II...
Page 41 - Declaration of conformity
Declaration of conformity We, Husqvarna AB, SE-561 82 Huskvarna, Sweden, tel: +46-36-146500, declare on our sole responsibility that the product: Description Chainsaw for forest service Brand Husqvarna Type / Model 545 Mark II, 545G Mark II, 550XP Mark II, 550XPG Mark II, 550XP Mark II TrioBrake, 55...
