Husqvarna 51 инструкция обслуживания

51 / 5 5 101 91 94-95 Please read these instructions carefully and make sure you understand them before using the saw. Operator´s manual (EP A)[...]

2 – English Symbols KEY T O SYMBOLS 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 glasses or a visor must be worn. CAUTION! Chain saws can be dangerous! Careless or incorrect use can [...]

English – 3 CONTENTS Contents Key to symbols ......................................................... 2 Safety instructions Personal protective equipment ................................. 4 Chain saw safety equipment ...................................... 4 Inspecting, maintaining and servicing chain saw safety equipment ........................[...]

4 – English CHAIN SA W SAFETY EQUIPMENT This section explains the various safety features of the saw, how they work, and basic inspection and maintenance you should carry out to ensure safe operation. (See the ”What is what?” section to find out where these components are on Your saw). NEVER USE A CHAIN SAW THAT HAS FAULTY SAFETY EQUIPMENT! C[...]

English – 5 1 Chain brake and front hand guard YOUR chain saw is equipped with a chain brake that is desig- ned to stop the chain immediately if you get a kickback. The chain brake reduces the risk of accidents, but only You can prevent them. Take care when using your saw and make sure the kickback zone of the bar never touches any object. 1 The [...]

6 – English 6 The way the chain brake is triggered, either manually or automatically, depends on the force of the kickback and the position of the chain saw in relation to the object that the kickback zone of the bar strikes. If you get a violent kickback while the kickback zone of the bar is farthest away from you the chain brake will be activat[...]

English – 7 The exhaust fumes from the engine are hot and may contain sparks which can start a fire. Never start the saw indoors or near combustible material! 6 Stop switch Use the stop switch to switch off the engine. 7 Muffler The muffler is designed to keep noise levels to a minimum and to direct exhaust fumes away from the user. In areas with[...]

8 – English 3 Checking the inertia brake release Hold the chain saw over a stump or other firm object. Let go of the front handle so that the bar falls onto the stump. When the bar hits the stump the brake should be applied. Inspecting, maintaining and servicing chain saw safety equipment SPECIAL TRAINING IS REQUIRED to service and repair chain s[...]

English – 9 SAFETY INSTRUCTIONS 4 Right hand guard Check that the right hand guard is not damaged and that there are no visible defects, such as cracks. 5 Vibration damping system Regularly check the vibration damping units for cracks or deformation Make sure the vibration damping units are securely attached to the engine unit and handles. 6 Stop[...]

10 – English 7 Muffler Never use a chain saw that has a faulty muffler. Regularly check that the muffler is securely attached to the chain saw. If the muffler on your saw 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 [...]

English – 11 SAFETY INSTRUCTIONS C Some terms that describe the bar and chain When the cutting equipment supplied with your saw becomes worn or damaged you will need to replace it. Use only the type of bar and chain recommended by us. See the ” Technical data ” section to find out which equipment is recommended for your saw. Bar • LENGTH (i[...]

12 – English SAFETY INSTRUCTIONS 2 Sharpening your chain and adjusting raker clearance The risk of kickback is increased with a badly sharpened chain! A General information on sharpening cutting teeth • Never use a blunt chain. When the chain is blunt you have to exert more pressure to force the bar through the wood and the cuttings will be ver[...]

English – 13 C General advice on setting raker clearance • When you sharpen the cutting teeth you reduce the RAKER CLEARANCE (cutting depth). To maintain cutting performance you must file back the raker teeth to the recommended height. See the ” Technical data ” section to find the raker clearance for your saw chain. • On a low-kickback c[...]

14 – English SAFETY INSTRUCTIONS 4 Lubricating cutting equipment Poor lubrication of cutting equipment may cause the chain to snap and lead to serious, even fatal injuries. A Chain oil • Chainsaw chain oil must demonstrate good adhesion to the chain and also maintain its flow caracteristics regardless of whether it is warm summer or cold winter[...]

English – 15 C Checking chain lubrication • Check the chain lubrication each time you refuel. Aim the tip of the saw at a light coloured surface about 20 cm 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: 1 Check that the oil channel in the bar is [...]

16 – English H 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 one side of the bar tip this is due to a slack chain. ?[...]

English – 17 6 Take great care when you cut with the top edge of the bar, i.e. when cutting from the underside of the object. This is known as cutting on the push stroke. The chain tries to push the saw back towards the user. Unless the user resists this pushing force there is a risk that the saw will move so far backwards that only the kickback [...]

18 – English SAFETY INSTRUCTIONS GENERAL SAFETY PRECAUTIONS 1 Chain saws are designed solely for cutting wood. The only cutting equipment that can be used with this chain saw are the combinations of bars and chains recommended in the ” Technical data ” section. 2 Never use a chain saw if you are tired, if you have drunk alcohol, or if you are[...]

English – 19 SAFETY INSTRUCTIONS GENERAL WORKING INSTRUCTIONS This section describes basic safety rules for using a chain saw. This information is no substitute for professional skills and experience. If you get into a situation where you feel unsafe, stop and seek expert advice (look under FORESTRY SERVICES in the telephone directory). DO NOT AT[...]

20 – English SAFETY INSTRUCTIONS Two factors decide whether the chain will jam or the log will split. The first is how the log is supported and the second is whether it is in tension. In most cases you can avoid these problems by cutting in two stages; from the top and from the bottom of the log. You need to support the log so that it will not tr[...]

English – 21 SAFETY INSTRUCTIONS 2 The log is supported at one end. There is a high risk that it will split. A Start by cutting from below (about 1/3 of the way through). B Finish by cutting from above so that the two cuts meet. 3 The log is supported at both ends. There is a high risk that the chain will jam. A Start by cutting from above (about[...]

22 – English SAFETY INSTRUCTIONS 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 with the bottom edge of the bar. Make the FELLING CUT about 3-5 cm (1.5-2 inches) above the flat section of the DIRECTIONAL CUT. Use full throttle and bring the bar[...]

English – 23 We recommend that you use a bar that is longer than the diameter of the tree, so that you can make the FELLING CUT and DIRECTIONAL CUT with single cutting stokes. (See ” Technical data ” to find out which lengths of bar are recommended for your saw). There are methods for felling trees with a diameter larger than the bar length. [...]

24 – English WHA T IS WHA T? 1. Cylinder cover. 2. Front handle. 3. Front hand guard. 4. Starter cover. 5. Chain oil tank. 6. Starter handle. 7. Adjuster screw, 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. Saw chain. 15. Saw bar. 16[...]

English – 25 Mounting guide bar and chain 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. Take off the bar nuts and remove the clutch cover. Take off the transportation ring (A). ASSEMBL Y Hold[...]

26 – English Fuelmix Gasoline • This engine is certified to operate on unleaded gasoline. • Use good quality unleaded gasoline. • The lowest recommended octane rating is 87. If you run the engine on lower octane rating than 87 so- called “ knocking “ can occur. This leads to an increased engine temperature, which can result in a serious[...]

English – 27 ! Fuelling Taking the following precautions, will lessen the risk of fire. • Do not smoke or place warm objects in the vicinity of the fuel. • Always shut off the engine before refuelling. • Slowly open the fuel cap, when filling fuel, so that possible overpressure is slowly released. • Tighten the fuel cap carefully after fu[...]

28 – English ! Start and stop WARNING! • Never start the saw engine without the bar, chain and clutch cover (chain brake) assembled - or else the clutch can come loose and cause personal injuries. • Always move the saw away from the fueling area before starting. • Place the saw on clear ground and make sure that the chain is not contacting [...]

English – 29 Carburetor MAINTENANCE Your Husqvarna product has been designed and manufactured to specifications that reduce harmful emissions. After your unit has been run 8-10 tanks of fuel the engine has broken in. To ensure that your unit is at peak performance and producing the least amount of harmful emissions after break in, have your autho[...]

30 – English Starter device WARNING! • When the recoil spring is assembled in the starter housing, it is in tensioned position and can when treated carelessly, pop out and cause injuries. • Always be careful, when changing the recoil spring or the starter cord. Always wear safety goggles for eye protection. ! Tensioning the recoil spring • [...]

English – 31 Air filter The air filter must be regularly cleaned from dust and dirt in order to avoid: • Carburetor malfunctions • Starting problems • Engine power reduction • Unnecessary wear on the engine parts • Abnormal fuel consumption Clean the air filter daily or more often if the air is exceptionally dusty in the working area. ?[...]

32 – English MAINTENANCE Cooling system To obtain the lowest possible running temperature the saw is equipped with a cooling system. The cooling system consists of: 1. Air intake on the starter unit. 2. Air guide plate. 3. Fan blades on the flywheel. 4. Cooling fins on the cylinder. 5. Cylinder cowling (supplies cold air over the cylinder). Clean[...]

English – 33 Below you will find some general maintenance instructions. If you have more questions, contact your servicing dealer. W eekly maintenance 1. Check that the AV elements are not soft or torn. 2. Lubricate the clutch drum bearing. 3. File off burrs, if any, on the sides of the bar. 4. Clean the spark plug and check the gap. The correct [...]

34 – English TECHNICAL DA T A Engine Cylinder volume, cu.in/cm 3 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 Carburetor type Fuel capacity, US pint/litre Oil pump capacity at 8 500 rpm, ml/min Oi[...]

English – 35 EMISSION CONTROL W ARRANTY ST A TEMENT YOUR W ARRANTY RIGHTS AND OBLIGA TIONS The EPA (The US Environmental Protection Agency), Environment Canada and Husqvarna Forest & Garden are pleased to explain the emissions control system warranty on your 2000 and later small nonroad engine. In U.S. and Canada, new small nonroad engines mu[...]

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