Instruction/ maintenance manual of the product 268K, 272K Husqvarna
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Svenska – 1 Operator ’ s Manual 268K/272K 101 87 70-27 Read through the Operator’s Manual carefully and understand the contents before you use the power cutter.
2 –English WARNING! The power cutter can be dangerous! Careless and incorrect use can result in serious, even fatal injury. SYMBOL EXPLANA TION Symbols on the power cutter: Read through the Operator's Manual carefully and understand the contents before you use the power cutter.
English – 3 Before using your new Power cutter • Read the Operator’s Manual carefully. • Check the assembly and adjustment of the cutting disc, see chapter ” Assembly ”. • Start the engine and check the carburettor settings. See chapter ” Maintenance ”, section ” Carburettor ”.
4 – English ! SAFETY INSTRUCTIONS ! ! WARNING! Incorrect or careless use of a power cutter can turn it into a dangerous tool that can cause serious or even fatal injury.
English – 5 The silencer is designed to give the lowest possible noise level and to direct the engine‘s exhaust fumes away from the user. The engine‘s exhaust fumes are hot and can contain sparks, which can lead to the outbreak of fire. In countries that have a warm and dry climate the risk of forest fires is obvious.
6 – English SAFETY INSTRUCTIONS GENERAL SAFETY INSTRUCTIONS IMPORTANT INFORMATION! Do not use the power cutter until you have read the entire contents of this Operator’s Manual.
English – 7 ! ! SAFETY INSTRUCTIONS ! Fuel safety (Filling/Fuel mixture/Storage) WARNING! Exercise great care when handling fuel. Bear in mind the risk of fire, explosions and inhaling fumes. • Never fill the machine while the engine is running. • Provide good ventilation when filling or mixing fuel (petrol and 2-stroke oil).
8 – English SAFETY INSTRUCTIONS ! Over exposure to vibrations can result in blood-vessel or nerve injury to persons suffering with blood circulation problems. Seek medical attention if you experience physical symptoms that can be related to over exposure to vibrations.
English – 9 SAFETY INSTRUCTIONS Pull in Pull in occurs when the lower part of the disc is suddenly stopped or when the cut closes. (To avoid this see the section ” How to avoid kickback ” and ”Pinching/rotation” below). Pinching/rotation Pinching occurs when the cut closes.
10 – English ! SAFETY INSTRUCTIONS CUTTING DISCS AND BLADES ! General Cutting discs and discs are available in two standard designs; abrasive discs and diamond discs. High speed portable tools Cutting discs of the make Husqvarna are manufactured for portable, high speed, power cutters.
English – 11 SAFETY INSTRUCTIONS Cutting discs Type of cutting discs Check that the disc is approved for high speed, portable power cutters. Do not exceed the maximum working speed stated on the disc. Damage • Ensure the disc it not cracked or damaged in any other way.
12 – English WHA T IS WHA T? 1. Cutting trolley 2. Upper guide section 3. Locking lever for upper guide section 4. Fuel tank 5. Splash guard 6. Choke 7.
English – 13 ASSEMBL Y Checking the drive shaft and flanges • Check that the threads on the drive shaft are undamaged. • Check that the contact surfaces of the cutting disc and flanges are flat, run correctly on the spindle and are free from foreign objects.
14 – English Two-stroke oil • For the best results use HUSQVARNA two-stroke oil, which has been specially produced for power cutters. Mixing ratio 1:50 (2%). • If HUSQVARNA two-stroke oil is not available you can use a high quality two- stroke oil intended for air cooled engines.
English – 15 Starting a cold engine IGNITION: Slide the stop switch to the left. CHOKE: Pull out the choke. DECOMPRESSION VALVE (272K) Press in the value to reduce the pressure in the cylinder, this makes starting the power cutter easier. The decompression valve should always be used when starting.
16 – English MAINTENANCE ! WARNING! Never use a power cutter without a disc guard over the cutting disc. Changing the drive belt • Loosen the two nuts (A). • Turn the tensioning screws (B) until the tension has been released. • Remove the two nuts (A).
English – 17 ! MAINTENANCE Carburettor Operation, Basic settings, Fine tuning Operation • The carburettor governs the engine‘s speed via the throttle. Air/fuel is mixed in the carburettor. The air/fuel mixture is adjustable. To take advantage of the engine‘s optimal output the adjustment must be correct.
18 – English MAINTENANCE Fuel filter • The fuel filter sits inside the fuel tank. • The fuel tank must be protected from contamination when filling. This reduces the risk of operating disturbances caused by blockage of the fuel filter. • The filter cannot be cleaned but must be replaced with a new filter when it blocked.
English – 19 Replacing a broken or worn starter cord • Loosen the bolts that hold the starter against the crankcase and lift off the starter unit. • Pull out the cord approx. 30 cm and lift it out of the cut- out in the starter-pulley’s periphery.
20 – English MAINTENANCE Spark plug The condition of the spark plug is affected by: • An incorrect carburettor setting. • An incorrect fuel mixture (too much oil). • A dirty air filter. These factors cause deposits on the spark plug electrode that may result in malfunction or starting difficulties.
English – 21 MAINTENANCE Below follows some general maintenance instructions. If you need further information please contact your service workshop. W eekly maintenance 9. Check the main filter. 10. Check that the anti-vibration elements are not damaged.
22 – English TECHNICAL DA T A Engine Cylinder volume, cu.in/cm 3 Cylinder bore, inch/mm Stroke, inch/mm Idle speed, rpm Recommended max. speed, unloaded, rpm Power, kW Ignition system Manufacture Ty.
English – 23.
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An important point after buying a device Husqvarna 268K, 272K (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
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If you already are a holder of Husqvarna 268K, 272K, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Husqvarna 268K, 272K.
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