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Husqvarna 371K Operator's Manual

Husqvarna power cutter operator's manual.
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371K
Operator's Manual (EPA)
Read these instructions carefully and make sure you understand
them before using the machine.
101 91 78-95

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   Summary of Contents for Husqvarna 371K

  • Page 1

    371K Operator’s Manual (EPA) Read these instructions carefully and make sure you understand them before using the machine. 101 91 78-95...

  • Page 2: Symbol Explanation

    Symbols on the power cutter: WARNING! The power cutter can be dangerous! Careless and incorrect use can result in serious or fatal injury to the operator or others. Please read the instructions carefully and make sure you understand them before using the power cutter.

  • Page 3: Table Of Contents

    Manual. Adjust the speed according to these instructions. Do not use the power cutter if the idling speed is not correctly adjusted! • Let your Husqvarna dealer check the power cutter and carry out essential adjustments and repairs. Maintenance, replacement, or repair of the emission control devices and systems may be performed by any nonroad engine repair establishment or individual.

  • Page 4: 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. It is extremely important that you read and understand this manual. PERSONAL PROTECTIVE EQUIPMENT WARNING! When using a power cutter, protective equipment approved by the appropriate authorities must be used.

  • Page 5: Control, Maintenance And Service Of The Machine's Safety Equipment

    3 Muffler WARNING! During use and for some time after the muffler is very hot. Do not touch the muffler if it is hot! The muffler is designed to give the lowest possible noise level and to direct the engine‘s exhaust fumes away from the user.

  • Page 6: General Safety Instructions

    3 Muffler Never use a machine that has a defective muffler. Check regularly that the muffler is secured to the engine body. 4 Blade guard for the cutting blade Never use a defective blade guard or a blade guard that is not fitted correctly.

  • Page 7: Fuel Safety

    Contact your local petrol station to find out how to dispose of excess fuel. WARNING! Use a Husqvarna fuel can with an anti-spill device. Fuel and fuel fumes are highly flammable. Think of the risks of fire, explosion and breathing in fumes.

  • Page 8: Kickback

    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. Examples of such symptoms are numbness, lack of feeling, “tickling“, “pricking“, pain lack of or a reduction in normal strength, changes in the colour of the skin or its surfaces.

  • Page 9: Care And Storage

    SAFETY INSTRUCTIONS Care and storage General Husqvarna’s power cutters are robust and durable. However, as they are used for high speed operations all servicing should be carried out on time and as specified, so that the power cutter always works effectively and safely.

  • Page 10: Cutting Blades

    A cutting blade may burst and cause injury to the operator. High speed portable tools Cutting blades of the make Husqvarna are manufactured for portable, high speed, power cutters. If other makes of cutting blades are used, ensure the blades comply with all the directives and requirements attributed to the specific type of power cutter.

  • Page 11: Cutting Blades

    Cutting blades Type of cutting blades Check that the blade is approved for the same or higher speed according to the aproval plate of the engine. Do not exceed the maximum working speed stated on the blade. Damage • Ensure the blade it not cracked or damaged in any other way.

  • Page 12: What Is What

    Cutters can be dangerous ! For safe operation follow all safety precautions in operator´s manual. IMPORTANT ENGINE INFORMATION 371K 71 cc VHVO71UB25RC HUSQVARNA AB HUSKVARNA SWEDEN THIS ENGINE CONFORMS TO 1997 U.S. EPA EMISSION REGULATION FOR SMALL NONROAD ENGINES. REFER TO OPERATOR´S MANUAL FOR MAINTENANCE...

  • Page 13: Assembly

    Do not use different size flanges. ASSEMBLY Fitting the cutting blade Husqvarna cutting blades are manufactured and approved for freehand cutting. The paper labels on each side of the blade are there to distribute the pressure from the flange washer and prevent the blade from slipping.

  • Page 14: Fuel Handling

    • When working at continuous high revs a higher octane rating is recommended. Two-stroke oil • For the best results use HUSQVARNA two-stroke oil, which is especially developed for power cutters. Mixing ratio 1:50 (2%). • Never use two-stroke oil...

  • Page 15: Start And Stop

    Start and stop WARNING! Before starting observe the following: • Do not start the power cut without the cutting arm or cutting head fitted. Otherwise the clutch can come loose and cause personal injury. • Always move the power cutter from the filling area before starting.

  • Page 16: Maintenance

    Adjusting the drive belt • The drive belt is fully enclosed and well protected from dust, dirt and mechanical effects during the cutting process. • To tension the drive belt, slightly loosen the bolts (A), which secure the cutting head and belt guard. •...

  • Page 17: Carburettor

    Carburetor Carburetor 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...

  • Page 18: Fuel Filter

    The filter must be cleaned and oiled regularly to obtain a satisfactory filtering effect. There is a special HUSQVARNA oil produced for this purpose. • Remove the filter. Wash the filter carefully in tepid, soapy water. After cleaning rinse the filter thoroughly in clean water.

  • Page 19: Starter

    Starter WARNING! • The recoil spring sits in its tensioned posi- tion in the starter housing and can with careless handling fly out and cause personal injury. • When replacing the recoil spring or the starter cord great care should be exercised. Always wear protective glasses.

  • Page 20: Spark Plug

    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.

  • Page 21: Daily Maintenance

    Below follows some general maintenance instructions. If you need further information please contact your service workshop. Daily maintenance 1. Check that throttle components work correctly from a safety view point (throttle and starter throttle catch). 2. Clean the pre-filter. 3. Check the tension of the drive belt. 4.

  • Page 22: Technical Data

    300 mm) 14" ( 300 mm) Cutting equipment Cutting blade Gear ratio 12" 1:1.97 14" 1:1.97 – English TECHNICAL DATA 371K 4,3/70,7 1,97/50 1,4/36 2 500 9 800 ± 250 3,5/ 9 300 Champion RCJ7Y 0,02/0,5 Walbro HD 20 1,63/0,77...

  • Page 23: Emission Control Warranty Statement

    As a small non-road engine owner, you should, however, be aware that Husqvarna Forest & Garden may deny you warranty coverage if your small non-road engine or a part of it has failed due to abuse, neglect, improper...

  • Page 24

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