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Husqvarna 353 TrioBrake, Operator'S Manual

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Husqvarna 353 TrioBrake Operator'S Manual Download Page 5

 

English

 

 – 5

 

WHAT IS WHAT?

 

What is what on the chain saw?

 

1

Cylinder cover

2

Front handle

3

Chain brake and front hand guard

4

Starter

5

Chain oil tank

6

Starter handle

7

Adjuster screws carburetor

8

Choke control/Start throttle lock

9

Rear handle

10 Stop switch (Ignition on/off switch.)

11 Fuel tank

12 Muffler

13 Bar tip sprocket

14 Chain

15 Bar

16 Bumper spike

17 Chain catcher

18 Clutch cover

19 Rear handle with right hand guard

20 Throttle control

21 Throttle lock

22 Decompression valve (Model 359) 

Automatic decompression valve (Model 357XP)

23 Combination spanner

24 Chain tensioning screw

25 Operator’s manual (EPA)

26 Transport guard

27 Oil pump adjustment screw

28 Switch for heated handle (Models 357XPG, 359G)

29 Information and warning decal

30 Product and serial number plate

Summary of Contents for 353 TrioBrake

Page 1: ...E E En n n ng g g gl l l li i i is s s sh h h h 357XP EPA I 359 EPA II Operator s manual Please read the operator s manual carefully and make sure you understand the instructions before using the machine ...

Page 2: ...ars this symbol it is equipped with a catalytic converter Other symbols decals on the machine refer to special certification requirements for certain markets Symbols in the operator s manual Switch off the engine by moving the stop switch to the STOP position before carrying out any checks or maintenance Always wear approved protective gloves Regular cleaning is required Visual check Protective go...

Page 3: ...G TECHNIQUES Before use 21 General working instructions 21 How to avoid kickback 28 MAINTENANCE General 29 Carburetor adjustment 29 Checking maintaining and servicing chain saw safety equipment 30 Muffler 32 Starter 32 Air filter 33 Spark plug 33 Lubricating the bar tip sprocket 34 Needle bearing lubrication 34 Adjustment of the oil pump 34 Cooling system 34 Air Injection centrifugal cleaning 35 W...

Page 4: ...ket high quality motor driven products for forestry and gardening as well as for building and construction industry Your purchase gives you access to professional help with repairs and service whenever this may be necessary If the retailer who sells your machine is not one of our authorized dealers ask for the address of your nearest servicing dealer It is our wish that you will be satisfied with ...

Page 5: ...l tank 12 Muffler 13 Bar tip sprocket 14 Chain 15 Bar 16 Bumper spike 17 Chain catcher 18 Clutch cover 19 Rear handle with right hand guard 20 Throttle control 21 Throttle lock 22 Decompression valve Model 359 Automatic decompression valve Model 357XP 23 Combination spanner 24 Chain tensioning screw 25 Operator s manual EPA 26 Transport guard 27 Oil pump adjustment screw 28 Switch for heated handl...

Page 6: ...very important that you read and understand the contents of this operator s manual WARNING The inside of the muffler contain chemicals that may be carcinogenic Avoid contact with these elements in the event of a damaged muffler WARNING Long term inhalation of the engine s exhaust fumes chain oil mist and dust from sawdust can represent a health risk IMPORTANT The machine is only designed for cutti...

Page 7: ...d and the risk of accidents can increase if machine maintenance is not carried out correctly and if service and or repairs are not carried out professionally If you need further information please contact your nearest servicing dealer Chain brake and front hand guard Your chain saw is equipped with a chain brake that is designed to stop the chain if you get a kickback The chain brake reduces the r...

Page 8: ... reduce the risk of moving chain accidentally hitting your leg or anyone or anything close by 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 not let go The way the chain brake is activated eithe...

Page 9: ...e is too sensitive it would activate all the time which would be a nuisance Will my chain brake always protect me from injury in the event of a kickback No First the chain brake must be in working order to provide the intended protection Second it must be activated during the kickback as described above to stop the saw chain Third the chain brake may be activated but if the bar is to close to you ...

Page 10: ...ting teeth properly sharpened Follow our instructions and use the recommended file gauge A damaged or badly sharpened chain increases the risk of accidents Maintain the correct depth gauge setting Follow our instructions and use the recommended depth gauge clearance Too large a clearance increases the risk of kickback WARNING Overexposure to vibration can lead to circulatory damage or nerve damage...

Page 11: ... a bar and chain combinations recommended by Husqvarna See instructions under the heading Technical Data for a list of replacement bar and chain combinations we recommend Bar Length inches cm Number of teeth on bar tip sprocket T Chain pitch inches The spacing between the drive links of the chain must match the spacing of the teeth on the bar tip sprocket and drive sprocket Number of drive links T...

Page 12: ...tly 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 See instructions under the heading Technical data for information about sharpening your chain Sharpening cutting teeth To sharpen cutting teeth you will need a round file and a file gauge See instructions under the heading Technic...

Page 13: ...ting is correct when you no longer feel 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 A new chain has a running in period during which you should check the tension more frequently Tension the...

Page 14: ... that you also use the recommended cutting equipment a bar that is too long will use more chain oil Checking chain lubrication Check the chain lubrication each time you refuel See instructions under the heading Lubricating the bar tip sprocket Aim the tip of the bar at a light coloured surface about 20 cm 8 inches away After 1 minute running at 3 4 throttle you should see a distinct line of oil on...

Page 15: ...replaced 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 ...

Page 16: ...t the chain is correctly located in the groove in the bar Tighten the bar nuts finger tight Tension the chain by turning the chain tensioning screw clockwise using the combination spanner See instructions under the heading Tensioning the chain 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 t...

Page 17: ...unning at a too high speed for extended periods during the first 10 hours Two stroke oil For best results and performance use HUSQVARNA two stroke engine oil which is specially formulated for our air cooled two stroke engines Never use two stroke oil intended for water cooled engines sometimes referred to as outboard oil rated TCW Never use oil intended for four stroke engines Mixing ratio 1 50 2 ...

Page 18: ...iner designed for that purpose For longer periods of storage or for transport of the chain saw the fuel and chain oil tanks should be emptied Ask where you can dispose of waste fuel and chain oil at your local gas station Ensure the machine is cleaned and that a complete service is carried out before long term storage The bar guard must always be fitted to the cutting attachment when the machine i...

Page 19: ... placing your right foot through the rear handle Pull the starter handle with your right hand and pull out the starter cord slowly until you feel a resistance as the starter pawls engage then pull firmly and rapidly Never wrap the starter cord around your hand CAUTION Do not pull the starter cord all the way out and do not let go of the starter handle when the cord is fully extended This can damag...

Page 20: ...ry dangerous because you may lose control of the saw Never start the machine indoors Exhaust fumes can be dangerous if inhaled Observe your surroundings and make sure that there is no risk of people or animals coming into contact with the cutting equipment Always hold the saw with both hands The right hand should be on the rear handle and the left hand on the front handle All people whether right ...

Page 21: ... in bad weather is tiring and often brings added risks such as icy ground unpredictable felling direction etc 3 Take great care when removing small branches and avoid cutting bushes i e cutting many small branches at the same time Small branches can be grabbed by the chain and thrown back at you causing serious injury 4 Make sure you can move and stand safely Check the area around you for possible...

Page 22: ...our right hand on the rear handle and your left hand on the front handle Wrap your fingers and thumbs around the handles You should use this grip whether you are right handed or left handed This grip minimizes the effect of kickback and lets you keep the chain saw under control Do not let go of the handles 3 Most kickback accidents happen during limbing Make sure you are standing firmly and that t...

Page 23: ...ing from below Cutting with pushing chain Cutting with a pushing chain increases the risk of kickback See instructions under the heading How to avoid kickback Terms Cutting General term for cutting through wood Limbing Cutting branches off a felled tree Splitting When the object you are cutting breaks off before the cut is complete There are five important factors you should consider before making...

Page 24: ... all the way through the log from above Avoid letting the chain touch the ground as you finish the cut Maintain full throttle but be prepared for what might happen If it is possible can you turn the log stop cutting about 2 3 of the way through the log Turn the log and finish the cut from the opposite side The log is supported at one end There is a high risk that it will split Start by cutting fro...

Page 25: ...nded Another very important factor which does not affect the felling direction but does affect your safety is to make sure the tree has no damaged or dead branches that might break off and hit you during felling The main point to avoid is letting the tree fall onto another tree It is very dangerous to remove a trapped tree and there is high accident risk See instructions under the heading Freeing ...

Page 26: ...hosen felling direction Felling cut The felling cut is made from the opposite side of the tree and it must be perfectly horizontal Stand on the left side of the tree and cut on the pull stroke Make the felling cut about 3 5 cm 1 5 2 inches above the bottom directional cut Finish the felling cut parallel with the directional cut line so that the distance between them is at least 1 10 of the trunk d...

Page 27: ...mounted Portable Cutting trees and branches that are in tension Preparations Work out which side is in tension and where the point of maximum tension is i e where it would break if it was bent even more Decide which is the safest way to release the tension and whether you are able to do it safely In complicated situations the only safe method is to put aside your chain saw and use a winch General ...

Page 28: ...lose as possible to the chain saw for maximum control If possible let the weight of the chain saw rest on the trunk Keep the trunk between you and the chain saw as you move along the trunk Cutting the trunk into logs See instructions under the heading Basic cutting technique WARNING Kickback can happen very suddenly and violently kicking the chain saw bar and chain back at the user If this happens...

Page 29: ...qualified person First adjust the L jet then the idling screw T and then the H jet Conditions Before any adjustments are made the air filter should be clean and the cylinder cover fitted Adjusting the carburetor while a dirty air filter is in use will result in a leaner mixture next time the filter is cleaned This can give rise to serious engine damage Do not attempt to adjust the L and H jets bey...

Page 30: ... cracks Move the front hand guard forwards and back to make sure it moves freely and that it is securely anchored to the clutch cover Checking the inertia brake release With the engine turned off hold the chain saw over a stump or other firm object Let go of the front handle so that the bar drops towards the stump as the chain saw rotates around the rear handle When the bar hits the stump the brak...

Page 31: ...ionary If the chain rotates when the throttle control is in the idle position you should check the carburetor idle adjustment Chain catcher Check that the chain catcher is not damaged and is firmly attached to the body of the chain saw Right hand guard Check that the right hand guard is not damaged and that there are no visible defects such as cracks Vibration damping system Regularly check the vi...

Page 32: ...t fumes Carbon monoxide CO which is poisonous and odorless is not however reduced Consequently never work in an enclosed or badly ventilated area Good air circulation should always prevail when working in snowy hollows ravines or in confined conditions Starter Changing a broken or worn starter cord Loosen the screws that hold the starter against the crankcase and remove the starter Pull out the co...

Page 33: ...ilter after taking off the air filter cover When refitting make sure that the air filter seals tightly against the filter holder Clean the filter by brushing or shaking it The filter can be cleaned more thoroughly by washing it in water and detergent An air filter that has been in use for a long time cannot be cleaned completely The filter must therefore be replaced with a new one at regular inter...

Page 34: ...l flow and turning the screw anti clockwise will increase the oil flow Recommended settings Bar 13 15 Position 1 Bar 15 18 Position 2 Bar 18 20 Position 3 Cooling system To keep the working temperature as low as possible the machine is equipped with a cooling system The cooling system consists of 1 Air intake on the starter 2 Air guide plate 3 Fins on the flywheel 4 Cooling fins on the cylinder 5 ...

Page 35: ... icing of the air filter etc For temperatures below 5 C 23 F and or in snow conditions there is also a special cover A for the starter housing a winter plug B for the air nozzle that is fitted as shown These reduce the flow of cooling air and prevent large amounts of snow from being sucked into the carburetor space CAUTION When the winter plug is fitted the winter flap must be open Heated handles ...

Page 36: ...wear Check the lubrication hole in the bar to be sure it is not clogged Clean the bar groove If the bar has a sprocket tip this should be lubricated Lubricate the clutch drum bearing Clean the outside of the carburetor Check that the bar and chain are getting sufficient oil File off any burrs from the edges of the bar Check fuel hose for cracks or other damage Change if necessary Check the saw cha...

Page 37: ...199 191 Fuel tank capacity US pint litre 1 43 0 68 1 43 0 68 Oil pump capacity at 9 000 rpm ml min 6 17 6 17 Oil tank capacity US pint litre 0 80 0 38 0 80 0 38 Type of oil pump Automatic Automatic Weight Chain saw without bar or chain empty tanks lb kg 12 1 5 5 357 XP 357 XP E tech 12 3 5 6 357 XPG 357 XPG E tech 12 1 5 5 359 359 E tech 12 3 5 6 359 G 359 G E tech Chain bar Standard bar length in...

Page 38: ... have equivalent or less kickback energy than the sprocket nose bar Bar and chain combinations Chain saw models Husqvarna 357XP and 359 met the kickback performance requirements of ANSI B 175 1 2000 when tested with the combinations of bars and saw chains listed below The saw chain Husqvarna H30 is also classified as a low kickback saw chain since it met the requirements for low kickback saw chain...

Page 39: ...English 39 TECHNICAL DATA Saw chain filing and file gauges H42 7 32 5 5 60 25 ...

Page 40: ...ner and each subsequent purchaser that the engine is free from defects in materials and workmanship which cause the failure of a warranted part for a period of two years WHAT IS COVERED REPAIR OR REPLACEMENT OF PARTS Repair or replacement of any warranted part will be performed at no charge to the owner at an approved Husqvarna Forest Garden servicing dealer If you have any questions regarding you...

Page 41: ...and securely assembled Be sure that the saw chain stops moving when the throttle control trigger is released Shut off the engine before setting the chain saw down Use extreme caution when cutting small size brush and saplings because slender material may catch the saw chain and be whipped toward you or pull you off balance When cutting a limb that is under tension be alert for springback so that y...

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