Husqvarna 346XP EPA II, 353 EPA I Operator's Manual
Husqvarna gas chain saw operator's manual
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- Operator's manual (80 pages)
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Summary of Contents for Husqvarna 346XP EPA II, 353 EPA I
- Page 1 Operator’s manual (EPA) 346XP EPA II EPA I Please read the operator’s manual carefully and make sure you E E E E n n n n g g g g l l l l i i i i s s s s h h h h understand the instructions before using the machine.
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Page 2: Key To Symbols
Key to symbols 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. Always wear: •... -
Page 3: Table Of Contents
CONTENTS Contents KEY TO SYMBOLS Key to symbols ... 2 CONTENTS Contents ... 3 Before using a new chain saw ... 4 SAFETY INSTRUCTIONS Personal protective equipment ... 5 Machine s safety equipment ... 5 Checking, maintaining and servicing the machine s safety equipment ... -
Page 4: Before Using A New Chain Saw
Category C = 50 hours, B = 125 hours, and A = 300 hours. Husqvarna AB has a policy of continuous product development and therefore reserves the right to modify the design and appearance of products without prior notice. -
Page 5: Safety Instructions
SAFETY INSTRUCTIONS Personal protective equipment WARNING! Most chain saw accidents happen when the chain touches the operator. You must use approved personal protective equipment whenever you use the machine. Personal protective equipment cannot eliminate the risk of injury but it will reduce the degree of injury if an accident does happen. - Page 6 SAFETY INSTRUCTIONS Chain brake and front hand guard Your chain saw is equipped with a chain brake that is designed to stop the chain immediately if you get a kickback. The chain brake reduces the risk of accidents, but only you can prevent them.
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Page 7: Chain Catcher
SAFETY INSTRUCTIONS it cannot affect the movement of the front hand guard, the chain brake can only be activated by the inertia of the counterweight. • The inertia activated chain brake is a valuable feature but there are certain factors to remember (see point above). Throttle lock The throttle lock is designed to prevent accidental operation of the throttle control. -
Page 8: Checking, Maintaining And Servicing The Machine S Safety Equipment
SAFETY INSTRUCTIONS Muffler The muffler is designed to keep noise levels to a minimum and to direct exhaust fumes away from the user. WARNING! The exhaust fumes from the engine are hot and may contain sparks which can start a fire. Never start the machine indoors or near combustible material! In areas with a hot, dry climate there is a high risk of fires. - Page 9 SAFETY INSTRUCTIONS Grasp the chain saw firmly, wrapping your fingers and thumbs around the handles. Apply full throttle and activate the chain brake by tilting your left wrist forward onto the front hand guard. Do not let go of the front handle. The chain should stop immediately. Throttle lock •...
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Page 10: Cutting Equipment
SAFETY INSTRUCTIONS If the muffler on your machine is fitted with a spark arrestor mesh this must be cleaned regularly. A blocked mesh will cause the engine to overheat and may lead to serious damage. Never use a muffler if the spark arrestor mesh is missing or defective. -
Page 11: Sharpening Your Chain And Adjusting Raker Clearance
SAFETY INSTRUCTIONS Some terms that describe the bar and chain When the cutting equipment supplied with your saw becomes worn or damaged you must replace it with one of the bars and chains recommended by us. See the Technical data section. •... - Page 12 SAFETY INSTRUCTIONS 4 Round file diameter 5 File depth It is very difficult to sharpen a chain correctly 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.
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Page 13: Lubricating Cutting Equipment
SAFETY INSTRUCTIONS • To adjust the raker clearance you will need a flat file and a raker gauge. • Place the gauge over the raker lip. • Place the file over the part of the lip that protrudes through the gauge and file off the excess. The clearance is correct when you no longer feel any resistance as you draw the file over the gauge. - Page 14 SAFETY INSTRUCTIONS Checking chain lubrication • Check the chain lubrication each time you refuel. 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 the light surface. If the chain lubrication is not working: •...
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Page 15: How To Avoid Kickback
SAFETY INSTRUCTIONS 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. -
Page 16: General Safety Precautions
SAFETY INSTRUCTIONS 3 Most kickback accidents happen during limbing. Make sure you are standing firmly and that there is nothing in the way that might make you trip or lose your balance. Lack of concentration can lead to kickback if the kickback zone of the bar accidentally touches a branch, nearby tree or some other object. -
Page 17: Fuel Safety
SAFETY INSTRUCTIONS Starting WARNING! Long term inhalation of the engine’s exhaust fumes, chain oil mist and dust from sawdust can represent a health risk. • Never start a chain saw unless the bar, chain and all covers are fitted correctly. •... -
Page 18: General Working Instructions
SAFETY INSTRUCTIONS General working instructions WARNING! This section describes basic safety rules for using a chain saw. This information is never a substitute for professional skills and experience. If you get into a situation where you feel unsafe, stop and seek expert advice. Contact your chain saw dealer, service agent or an experienced chain saw user. - Page 19 SAFETY INSTRUCTIONS There are five important factors you should consider before making a cut: 1 Make sure the cutting equipment will not jam in the cut. 2 Make sure the object you are cutting will not split. 3 Make sure the chain will not strike the ground or any other object during or after cutting.
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Page 20: Tree Felling Technique
SAFETY INSTRUCTIONS Start by cutting from above (about 1/3 of the way through). Finish by cutting from below so that the two cuts meet. Limbing When limbing thick branches you should use the same approach as for cutting. Cut difficult branches piece by piece. Tree felling technique WARNING! It takes a lot of experience to fell a tree. - Page 21 SAFETY INSTRUCTIONS Felling Felling is done using three cuts. First you make the directional cuts, which consist of the top cut and the bottom cut, then you finish with the felling cut. By placing these cuts correctly you can control the felling direction very accurately. Directional cuts To make the directional cuts you begin with the top cut.
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Page 22: Freeing A Tree That Has Fallen Badly
SAFETY INSTRUCTIONS Limbing WARNING! Most kickback accidents happen during limbing! Pay close attention to the position of the kickback zone of the bar when you are limbing branches that are in tension! Make sure that you can stand and move about safely. Work on the left side of the trunk. -
Page 23: What Is What
Husqvarna 346XP/353 XXXX XXXXXXX Husqvarna AB Huskvarna, SWEDEN What is what on the chain saw? 1 Cylinder cover 2 Front handle 3 Front hand guard 4 Starter 5 Chain oil tank 6 Starter handle 7 Adjuster screws, carburettor 8 Choke control/Start throttle lock 9 Rear handle 10 Stop switch (Ignition on/off switch.) -
Page 24: Assembly
Fitting the bar and chain WARNING! Always wear gloves, when working with the chain, in order to protect your hands from injury. 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). -
Page 25: Fuel Handling
When working with continuous high revs (e.g. limbing) a higher octane is recommended. Two-stroke oil • For best results and performance use HUSQVARNA two- stroke oil, which is specially formulated for our two-stroke engines. Mixture 1:50 (2%). • Never use two-stroke oil intended for water-cooled outboard engines, sometimes referred to as outboard oil. -
Page 26: Chain Oil
Chain oil • The chain lubrication system is automatic and we recommend the use of special oil (chain oil) with good adhesion characteristics. • In countries where no special chain oil is available, EP90 transmission oil can be used. • Never use waste oil. - Page 27 FUEL HANDLING – 27 English...
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Page 28: Starting And Stopping
STARTING AND STOPPING Starting and stopping WARNING! Note the following before starting: Never start a chain saw unless the bar, chain and all covers are fitted correctly. Otherwise the clutch can come loose and cause personal injuries. Always move the machine away from the refuelling area before starting. - Page 29 STARTING AND STOPPING Pull the front hand guard towards the front handle. The chain brake is now disengaged. Your saw is ready for use. Stopping Stop the engine by switching off the ignition. – 29 English...
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Page 30: Maintenance
Carburettor Your Husqvarna product has been designed and manufactured to specifications that reduce harmful emissions. After the engine has used 8-10 tanks of fuel the engine will be run-in. To ensure that it continues to run at peak performance and to minimise harmful exhaust emissions after... -
Page 31: Starter
gas at the same time as the machine “4-cycles” much, the setting is too rich. Turn the high speed needle H until the setting sounds correct. For optimum setting of the carburetor, contact a qualified servicing dealer who has a revolution counter at his disposal. -
Page 32: Air Filter
The filter must therefore be replaced with a new one at regular intervals. A damaged air filter must always be replaced. A HUSQVARNA chain saw can be equipped with different types of air filter according to working conditions, weather, season, etc. Contact your dealer for advice. -
Page 33: Needle Bearing Lubrication
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. WARNING! The catalytic converter muffler gets very hot during and after use. This also applies during idling. -
Page 34: Heated Handles
Heated handles (346XPG, 353G) On models with the model code XPG/G both the front handle bar and the rear handle are equipped with electrical heating coils. These are supplied with electricity from a generator built into the chain saw. When the switch is pushed upwards, the heat is switched on. When the switch is pushed downwards, the heat is switched off. -
Page 35: Daily Maintenance
Below you will find some general maintenance instructions. Daily maintenance 1 Check the throttle trigger for smooth operation. If any binding occurs or if engine fails to return to idle, the machine should be taken to your dealer, before it is used again. -
Page 36: Technical Data
Technical data Engine Cylinder volume, cu.in/cm Cylinder bore, inch/mm Stroke, inch/mm Idle speed, rpm Power, kW/ rpm Ignition system Manufacture Type of ignition system Spark plug Electrode gap, inch/mm Fuel and lubrication system Manufacturer of carburettor Carburettor type Fuel tank capacity, US pint/litre Oil pump capacity at 9,000 rpm, ml/min Oil tank capacity, US pint/litre Type of oil pump... -
Page 37: Recommended Original And Replacement Bar And Chain Combinations
Recommended original and replacement bar and chain combinations Following is a list of recommended cutting equipment for the Husqvarna chain saw models 346XP and 353. The combinations of power head, bar and chain have been investigated in accordance with the kickback and vibration requirements of ANSI B 175.1–... -
Page 38: Federal Emission Control Warranty Statement
The warranty period begins on the date small nonroad engine is delivered. LENGTH OF COVERAGE Husqvarna Forest & Garden warrants to the initial owner 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. - Page 39 FEDERAL EMISSION CONTROL WARRANTY STATEMENT EMISSION CONTROL WARRANTY PARTS LIST 1 Carburetor and internal parts 2 Intake pipe, airfilter holder and carburetor bolts. 3 Airfilter and fuelfilter covered up to maintenance schedule. 4 Ignition System 1 Spark Plug, covered up to maintenance schedule 2 Ignition Module 5 Muffler with catalytic converter MAINTENANCE STATEMENT...
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