Intended use Product description This chainsaw for forest service is designed for forest The Husqvarna 545 Mark II, 545G Mark II, 550XP work such as felling, limbing and cutting. Mark II, 550XPG Mark II are chainsaw models with a combustion engine.
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Recommended cutting Always wear approved protective helmet, Husqvarna H25 equipment in this exam- approved hearing protection and eye ple: Guide bar length 16 protection. in, maximum nose radius...
operating hours for which the engine has been shown Note: Other symbols/decals on the product refer to to meet Federal emissions requirement. Maintenance, certification requirements for some markets. replacement or repair of the emission control devices and system may be performed by any nonroad engine EPA III repair establishment or individual.
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• Never use the product if you are fatigued, while • Lack of concentration can lead to kickback if the under the influence of alcohol or drugs, medication kickback zone of the bar accidentally touches a or anything that could affect your vision, alertness, branch, nearby tree or some other object.
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Do not the risk of injury from thrown objects. The product hesitate to contact your dealer or Husqvarna if you can throw objects, such as wood chips, small pieces have any questions about the use of the product.
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Pull the front hand guard rearward to disengage the Vibration damping system chain brake. The vibration damping system decreases vibration in the handles. Vibration damping units operate as a separation between the product body and the handle unit. Product overview on page 2 for information Refer to about where the vibration damping system is on your product.
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areas with a hot, dry weather there is a high risk of fire. • Always move the product at least 3 m (10 ft) away Obey local regulations and maintenance instructions. from the refuelling area and fuel source before starting. After refuelling, there are some situations where you must never start the product: •...
• Use protective gloves when you use or do guide bar, the saw chain can derail. An incorrect saw maintenance on the saw chain. A saw chain that chain tension increases wear on the guide bar, saw To adjust does not move can also cause injuries. chain and chain drive sprocket.
• For best results and performance use Husqvarna two-stroke oil. • If Husqvarna two-stroke oil is not available, use a two-stroke oil of good quality for air-cooled engines. Speak to your servicing dealer to select the correct oil. 544 - 009 - 07.02.2022...
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To fill the fuel tank CAUTION: Do not use two-stroke oil for water-cooled outboard engines, also referred to as outboard oil. Do not WARNING: Obey the procedure that use oil for four-stroke engines. follows for your safety. To mix gasoline and two-stroke oil 1.
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• Use Husqvarna chain oil for maximum saw chain life and to prevent negative effects on the environment. If Husqvarna chain oil is not available, we recommend you to use a standard chain oil.
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2. Pull the start/stop switch (A) out and up to set it in choke position. WARNING: Only you and the correct 3. Press the air purge bulb (B) about 6 times or until working technique can prevent kickbacks. fuel starts to fill the bulb. It is not necessary to fill the air purge bulb fully.
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better control of the product and the position of the CAUTION: Do not pull the starter kickback zone. rope to full extension and do not let go of the starter rope handle. This can cause damage to the product. a) If you start your product with a cold engine, pull the starter rope handle until the engine fires.
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1. Put the trunk on a saw horse or runners. 2. Cut approximately ⅔ through the trunk and then stop. Turn the trunk and cut from the opposite side. To cut a trunk that has support on one end WARNING: Do not cut trunks in a WARNING: pile.
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2. Cut through the remaining part of the trunk on the b) Select the applicable cutting technique for the push stroke to complete the cut. tension in the branch. WARNING: Stop the engine if the saw chain gets caught in the trunk. Use a lever to open up the kerf and remove the product.
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a) Select the applicable cutting technique for the 2. Make sure that no person is in the risk zone before tension in the branch. or during felling. To calculate the felling direction 1. Examine in which direction it is necessary for the tree to fall.
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To fell a tree Husqvarna recommends you to make the directional cuts and then use the safe corner method when you fell a tree. The safe corner method helps you to make a correct felling hinge and control the felling direction.
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To use the safe corner method b) Cut on the pull stroke through the remaining trunk. The felling cut must be made slightly above the directional cut. c) Cut straight into the trunk from the other side of the tree to complete the felling hinge. d) Cut on the push stroke, until ⅓...
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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 The safest procedure is to use one of the following tension.
2. For temperatures below -5°C/23°F or in conditions -5°C/23°F. Risk of too high engine with snow, a winter cover is available. Assemble the temperature and damage to the engine. winter cover on the starter housing. The winter cover Heated handles (545G Mark II, 550XPG Mark decreases the flow of cool air and keeps snow away from the carburetor space.
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Daily maintenance Weekly maintenance Monthly maintenance Do a check of the chain catcher. Re- Clean or replace the spark arrester Do a check of the fuel filter and the To do a check of the chain fer to screen on the muffler. fuel hose.
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Maintenance and checks of the safety To do a check of the chain brake devices on the product To start the product on 1. Start the product. Refer to page 13 for instructions. To do a check of the brake band WARNING: Make sure that the saw 1.
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To do a check of the vibration damping system 2. Press down the throttle trigger lockout and make sure that it goes back to its initial position when you 1. Make sure that there are no cracks or deformation release it. on the vibration damping units.
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3. If your product has a special spark arrestor mesh, 3. Pull out the starter rope approximately 30 cm/12 in clean the spark arrestor mesh weekly. and put it in the notch on the pulley. 4. Let the pulley rotate slowly rearward to release the recoil spring.
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2. Turn the starter pulley approximately 2 turns 3. Attach the air filter and make sure that the air filter clockwise. seals tightly against the filter holder. 3. Put your thumb on the pulley. 4. Pull the starter rope handle and pull out the starter rope fully.
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Replace a worn or damaged guide bar or saw chain with the guide bar and saw chain combination recommended by Husqvarna. This is necessary to keep the safety Accessories on functions of the product. Refer to •...
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It is not easy to sharpen a saw chain correctly without Filing equipment and filing angles gauge setting. See the correct equipment. Use Husqvarna file gauge. This on page 36 for instructions about how to receive the will help you to keep maximum cutting performance and correct depth gauge setting for your saw chain.
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1. Use a flat file and a depth gauge tool to adjust by hand and that it does not hang from the guide the depth gauge setting. Only use Husqvarna depth bar. gauge tool to get the correct depth gauge setting and bevel for the depth gauge.
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To do a check of the rim sprocket To examine the cutting equipment The clutch drum has a rim sprocket that can be 1. Make sure that there are no cracks in rivets and links and that no rivets are loose. Replace if it is replaced.
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4. Examine the groove in the guide bar for wear. 1. Turn the adjustment screw for the oil pump. Use a Replace the guide bar if it is necessary. screwdriver or combination wrench. a) Turn the adjustment screw clockwise to decrease the chain oil flow.
fins on the cylinder (C), the cooling channel (D) and the 1. Clean the cooling system with a brush weekly or cylinder cover (E). more frequently if it is necessary. 2. Make sure that the cooling system is not dirty or blocked.
Remove the spark plug cap from the spark plug and engage the chain brake. • Attach the product safely during transportation. Technical data Technical data Husqvarna 545 Mark Husqvarna 545G Husqvarna 550XP Husqvarna 550XPG Mark II Mark II Mark II...
CSA Z62.1-15 (Chainsaws) and CSA Z62.3-11 (R2016) (Chainsaw kickback). Kickback and guide bar nose radius Chainsaw models Husqvarna 545 Mark II, 545G Mark For sprocket nose bars the nose radius is specified by II, 550XP Mark II, 550XPG Mark II met the safety the number of teeth, such as 10T.
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Guide bar Saw chain Length, in/cm Pitch, in Gauge, in/mm Max. nose ra- Type Length, drive Low kickback dius links (no.) 13/33 0.325 0.050/1.3 Husqvarna SP33G 15/38 16/41 18/46 20/50 13/33 0.325 0.058/1.5 Husqvarna 15/38 16/41 11T or 12T 18/46...
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Filing equipment and filing angles Pixel is a guide bar and saw chain combination that is Use a Husqvarna file gauge to sharpen the saw chain. more light weight and designated to offer more energy A Husqvarna file gauge makes sure that you get the efficient use by cutting narrow cuts.
Warranty U.S FEDERAL, AND CANADA • You are responsible for presenting your small off- road engine to a Husqvarna Professional Products, EXHAUST AND EVAPORATIVE Inc. authorized servicing dealer as soon as the EMISSIONS CONTROL WARRANTY problem exists. The warranty repairs shall be...
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The use of any non-exempted add-on or modified parts will be grounds for disallowing a warranty claim. Husqvarna Professional Products, Inc. will not be liable to warrant failures of warranted parts caused by the use of a non-exempted add-on or modified part.
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AMERICAN STANDARD SAFETY Use safety footwear; snug-fitting clothing, protective gloves, and eye, hearing and head protection devices. PRECAUTIONS Use caution when handling fuel. Move the chain saw at SAFETY PRECAUTIONS FOR CHAIN SAW USERS least 10 feet (3 m) from the fueling point before starting the engine.
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Original instructions 1159727-95 2022-02-08...