Husqvarna 450 II - User Manual

saw chain that is damaged or incorrectly sharpened increases the risk of accidents. • Keep the correct depth gauge setting. Obey the instructions and use the recommended depth gauge setting. Too large depth gauge setting increases the risk of kickback. • Make sure that the saw chain has the correct ...

2. To reset the brake, rotate the link clockwise until it stops. The front link will be in its downward rotated position when the chain brake is unlocked. Operation Introduction WARNING: Read and understand the safety chapter before you use the product. To do a function check before you use the prod...

Note: To see where the fuel tank is on your product, refer to . To do a run-in • During the first 10 hours of operation, do not apply full throttle without load for extended periods. To use the correct chain oil WARNING: Do not use waste oil, which can cause injury to you and the environment. Waste ...

chain before it touches you. There are also some positions in which your hand can not touch the front hand guard to engage the chain brake. • Will the inertia release mechanism always engage the chain brake during kickback?No. First, the chain brake must operate correctly. Refer to To do a check of ...

To use the cutting technique WARNING: Use full throttle when you cut and decrease to idle speed after each cut. CAUTION: Engine damage can occur if the engine runs for too long at full throttle without load. 1. Put the trunk on a saw horse or runners. WARNING: Do not cut trunks in a pile. That incre...

b) Cut on the push stroke. 3. Remove the limbs on the left side of the trunk. a) 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. Refer to To cut trees and b...

7. Continue to cut more into the tree until the tree/ branch bends and the tension is released. 8. Cut the tree/branch from the opposite side of the bend, after the tension is released. To use the product in cold weather CAUTION: Snow and cold weather can cause operation problems. Risk of too low en...

3. Attach the air filter and make sure that the air filter seals tightly against the filter holder. Note: Because of different work conditions, weather or season, your product can be used with different types of air filter. Speak to your servicing dealer for more information. To do a check of the sp...

To do a check of the spur sprocket The clutch drum has a spur sprocket that is welded on the clutch drum. • Make sure that the spur sprocket is not worn, if it is worn speak to your local Husqvarna servicing dealer. To lubricate the needle bearing 1. Pull the front hand guard rearward to disengage t...

6. Make sure that the bar tip sprocket turns freely and that the lubricating hole in the bar tip sprocket is not blocked. Clean and lubricate if it is necessary. 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...

Product part to examine Possible cause Action Ignition, no spark The spark plug is dirty or wet. Make sure that the spark plug is dry and clean. The electrode gap is incorrect. Clean the spark plug. Make sure that the electrode gap and spark plug is correct, and that the correct spark plug type is t...

5. Do a complete servicing of the product. Disposal • Obey the local recycling requirements and applicable regulations. • Discard all chemicals, such as oil or fuel, at a service center or at an applicable disposal location. • When the product is no longer in use, send it to a Husqvarna dealer or di...

445 II 445e II 445e II TrioBrake 450 II 450e II Sound levels 2 Equivalent sound pressure level at the operator’s ear, dB(A) 103 103 103 104 104 Equivalent vibration levels, a hveq 3 Equipped with saw chain H25, front/rear, m/s 2 2.3/2.7 2.3/2.7 2.3/2.7 2.3/2.7 2.3/2.7 Equipped with saw chain H30, SP...

Guide bar Saw chain Length, in/cm Pitch, in Gauge, mm Max. nose ra- dius Type Length, drive links (no.) Low kickback 13/33 0.325 1.3 10T Husqvarna SP33G Husqvarna H30 56 Yes 15/38 64 16/40 66 18/45 72 20/50 80 13/33 0.325 1.5 10T Husqvarna H25 56 Yes 15/38 64 16/40 66 18/45 72 20/50 12T 80 13/33 0.3...

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 445 II, 445e II, 445e II TrioBrake, 450 II, 450e II Iden...