Jonsered BC2125 Operator's Manual
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Jonsered BC2125 Operator's Manual

Jonsered grass trimmer
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Operator ' s manual
Please read the operator's manual
carefully and make sure you
understand the instructions before
using the machine.
BC 2125

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Summary of Contents for Jonsered BC2125

  • Page 1 Operator ′ s manual Please read the operator’s manual carefully and make sure you understand the instructions before using the machine. BC 2125...

  • Page 2: Key To Symbols

    KEY TO SYMBOLS Symbols Only use non-metallic, flexible cutting attachments, i.e. trimmer heads with WARNING! Careless or incorrect use can trimmer cord. result in serious or fatal injury to the operator or others. Noise emission to the environment according to the European Community’s Directive. The Please read the operator’s manual carefully machine’s emission is specified in chapter and make sure you understand the...

  • Page 3: Table Of Contents

    CONTENTS Contents Note the following before starting: KEY TO SYMBOLS Please read the operator’s manual carefully. Symbols ............... Long-term exposure to noise can result in permanent hearing CONTENTS impairment. So always use approved hearing protection. Contents ..............Note the following before starting: ........ WARNING! Under no circumstances may the INTRODUCTION design of the machine be modified without...

  • Page 4: Introduction

    If you will sell this machine, make sure that the buyer will get the operator ′ s manual. Good luck on using your Jonsered machine! Jonsered 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: What Is What

    WHAT IS WHAT? What is what? 1 Blade 17 Handle adjustment 2 Grease filler cap, bevel gear 18 Locking nut 3 Bevel gear 19 Support flange 4 Cutting attachment guard 20 Support cup 5 Shaft 21 Drive disc 6 Handlebar 22 Trimmer head 7 Throttle control 23 Socket spanner...

  • Page 6: Safety Instructions

    SAFETY INSTRUCTIONS Important Personal protective equipment IMPORTANT! IMPORTANT! The machine is only designed for trimming grass, grass A clearing saw, brushcutter or trimmer can be dangerous if clearing and/or forestry clearing. used incorrectly or carelessly, and can cause serious or fatal injury to the operator or others.

  • Page 7: Machine ' S Safety Equipment

    SAFETY INSTRUCTIONS Throttle lock BOOTS Wear sturdy, non-slip boots. The throttle lock is designed to prevent accidental operation of the throttle control. When you press the lock (A) (i.e. when you grasp the handle) it releases the throttle control (B). When you release the handle the throttle control and the throttle lock both move back to their original positions.
  • Page 8 SAFETY INSTRUCTIONS Stop switch Regularly check the vibration damping units for cracks or deformation. Check that the vibration damping element is Use the stop switch to switch off the engine. undamaged and securely attached. WARNING! Overexposure to vibration can lead to circulatory damage or nerve damage in people who have impaired circulation.

  • Page 9: Cutting Equipment

    SAFETY INSTRUCTIONS Never use a machine that has a faulty muffler. When fitting, tighten the nut in the opposite direction to the direction of rotation of the cutting attachment. To remove it, undo the nut in the same direction as the cutting attachment rotates.

  • Page 10: Sharpening The Saw Blade

    SAFETY INSTRUCTIONS Sharpening grass cutters and grass Grass blades and grass cutters are intended for cutting coarse grass. blades • See the cutting attachment packaging for correct sharpening instructions. Sharpen blades and cutters A trimmer head is intended for trimming grass. using a single-cut flat file.

  • Page 11: Trimmer Head

    SAFETY INSTRUCTIONS so, this should be done before filing with a round file. The top edges must be filed down by the same amount for all the teeth. Adjust the blade setting. This should be 1 mm. Trimmer head IMPORTANT! Always ensure the trimmer cord is wound tightly and evenly around the drum, otherwise the machine will generate harmful vibration.

  • Page 12: Assembly

    ASSEMBLY Assembling the handlebar and Assembling the handlebar and throttle throttle (turnable handlebar) • Remove the screw at the rear of the throttle handle. • Remove the screw at the rear of the throttle handle. • Slide the throttle handle onto the right side of the •...

  • Page 13: Transport Position, Handlebar

    ASSEMBLY Transport position, handlebar Fitting a blade guard, grass blade and grass cutter • The handlebar can easily be turned to fit along the shaft for easier transportation and storage. • Loosen the knob. Turn the handlebar clockwise so that the throttle handle rests against the engine.

  • Page 14: Fitting The Blade Guard And Saw Blade

    ASSEMBLY Fitting the blade guard and saw arrow in the diagram shows the area where you should operate the socket spanner when loosening or tightening blade the nut. Fitting the trimmer guard and Auto 32 trimmer head • Remove the mounting plate (H). Fit the adapter (I) and bracket (J) with the two screws (K) as shown.

  • Page 15: Fitting Other Guards And Cutting Attachments

    ASSEMBLY Standard harness • Fit the bottom half of the trimmer head (K) to the cover (I) by pressing them together, with the cut-outs on the bottom half aligned with the catches on the cover. Quick release At the front is an easily accessible, quick release. Use this if the engine catches fire or in any other emergency situation that requires you to free yourself from the machine and harness.

  • Page 16: Fuel Handling

    • The transport guard must always be fitted to the cutting • For best results and performance use JONSERED two- attachment when the machine is being transported or in stroke engine oil, which is specially formulated for our air- storage.

  • Page 17: Fuelling

    FUEL HANDLING Mixing Fuelling • Always mix the petrol and oil in a clean container intended for fuel. • Always start by filling half the amount of the petrol to be used. Then add the entire amount of oil. Mix (shake) the WARNING! Taking the following precautions, fuel mixture.

  • Page 18: Starting And Stopping

    STARTING AND STOPPING Check before starting • Check that the blade guard is not damaged or cracked. Replace the blade guard if it is exposed to impact or is cracked. WARNING! When the engine is started with the choke in either the choke or start throttle positions the cutting attachment will start to rotate immediately.
  • Page 19 STARTING AND STOPPING Stopping Choke: Set the choke control in the choke position. The engine is switched off by moving the stop switch to the stop position. Hold the body of the machine on the ground using your left hand (CAUTION! Not with your foot!). Grip the starter handle, slowly pull out the cord with your right hand until you feel some resistance (the starter pawls grip), now quickly and CAUTION! The stop switch automatically returns to the start...

  • Page 20: Working Techniques

    WORKING TECHNIQUES General working instructions 6 Never put the machine down with the engine running unless you have it in clear sight. The ABC of clearing IMPORTANT! This section describes the basic safety precautions for • Always use the correct equipment. working with clearing saws and trimmers.

  • Page 21: Brush Cutting With A Saw Blade

    WORKING TECHNIQUES • Work systematically to and fro across the area, clearing a • To fell to the right, the bottom of the tree should be pushed width of around 4-5 m on each pass. This exploits the full to the left. Tilt the blade and bring it diagonally up to the reach of the machine in both directions and gives the right.

  • Page 22: Grass Trimming With A Trimmer Head

    WORKING TECHNIQUES Grass trimming with a trimmer head • With groups of hardwood stems, first clear around the group. Start by cutting the stems high up around the outside of the group to avoid jamming. Then cut the stems to the required height. Now try to reach in with the blade and cut from the centre of the group.
  • Page 23 WORKING TECHNIQUES Sweeping • The fan effect of the rotating cord can be used for quick and easy clearing up. Hold the cord parallel to and above the area to be swept and move the tool to and fro. • When cutting and sweeping you should use full throttle to obtain the best results.

  • Page 24: Maintenance

    Basic setting • The basic carburettor settings are adjusted during testing Your Jonsered product has been designed and manufactured at the factory. The basic setting is richer than the optimal to specifications that reduce harmful exhaust fumes. The setting and should be maintained for the first few hours the engine will be run in after it has used 8-10 tanks of fuel.
  • Page 25 MAINTENANCE Fine adjustment of the idle speed T Correctly adjusted carburettor Adjust the idle speed using the idle adjustment screw T, if it is When the carburettor is correctly adjusted the machine will necessary to readjust. First turn the idle adjustment screw T accelerate without hesitation and burble a little at maximum clockwise until the cutting attachment starts to rotate.

  • Page 26: Muffler

    However, before using the machine you should check that the bevel gear is filled 3/4 full with grease. Use JONSERED special grease. The grease in the bevel gear does not normally need to be changed except if repairs are carried out.

  • Page 27: Spark Plug

    MAINTENANCE Cleaning the air filter Remove the air filter cover and take out the filter. Wash it clean in warm, soapy water. Ensure that the filter is dry before refitting it. An air filter that has been in use for a long time cannot be cleaned completely.

  • Page 28: Maintenance Schedule

    MAINTENANCE Maintenance schedule The following is a list of the maintenance that must be performed on the machine. Most of the items are described in the Maintenance section. The user must only carry out the maintenance and service work described in this Operator’s Manual. More extensive work must be carried out by an authorised service workshop.

  • Page 29: Technical Data Technical Data

    TECHNICAL DATA Technical data Technical data BC 2125 Engine Cylinder displacement, cm 24,5 Cylinder bore, mm Stroke, mm Idle speed, rpm 2700 Recommended max. fast idle speed, rpm 11000-11700 Speed of output shaft, rpm 8014 Max. engine output, acc. to ISO 8893, kW/ rpm 0,9/9000 Catalytic converter muffler Speed-regulated ignition system...

  • Page 30: Ec-Declaration Of Conformity

    (Applies to Europe only) We, Jonsered, SE-561 82 Huskvarna, Sweden, tel: +46-36-146500, declare that the clearing saw Jonsered BC 2125 with serial numbers dating from 2002 onwards (the year is clearly stated on the rating plate, followed by the serial number), comply with the requirements of the COUNCIL’S DIRECTIVE:...
  • Page 31 Tap-N-Go Pro 7,5 m 15 cm 6" ~ 3,7 m 15 cm 6" 15 cm “Click” 6"...
  • Page 32 Trimmy H II 15 cm 6" 7,5 m ~ 3,7 m 15 cm 6"...
  • Page 33 Tap-N-Go 35 8,5 m 10 cm 4" 4,3 m "Clic" 15 cm 6"...
  • Page 34 8,5 m 10 cm 4" 4,2 m "Clic" 15 cm 6"...
  • Page 35 4,25 m 4,25 m 15 cm 6" 15 cm 6"...
  • Page 36 Auto 32 4,0 m 15 cm ~2,0 m 6 " 6,5 ' 15 cm 6 "...
  • Page 37 Poly Trim <20mm >20mm 6 Nm X 10...
  • Page 38 ´®z+RÆ|¶6{¨ ´®z+RÆ|¶6{¨...
  • Page 40 1150009-26 ´®z+RÆ|¶6{¨ ´®z+RÆ|¶6{¨ 2005-01-12...

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