McCulloch B28 PS Operator's Manual
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McCulloch B28 PS Operator's Manual

Mcculloch b28 ps trimmer operator’s manual
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Please read the operator's manual carefully and make sure you understand the instructions
before using the machine.
Lire attentivement et bien assimiler le manual d'utilisation avant d'utiliser la machine.
Lea detenidament el manual de instrucciones y asegúrese de entender su contenido antes
de utilizar la máquina.
Operator's manual
Manuel d'utilisation
Manual de instrucciones
B28 PS
GB (2 - 27)
FR (28 - 53)
ES (54 - 79)

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Summary of Contents for McCulloch B28 PS

  • Page 1 Operator’s manual Manuel d’utilisation Manual de instrucciones B28 PS Please read the operator’s manual carefully and make sure you understand the instructions GB (2 - 27) before using the machine. FR (28 - 53) Lire attentivement et bien assimiler le manual d’utilisation avant d’utiliser la machine.

  • Page 2: Key To Symbols Symbols

    SYMBOL EXPLANATION Symbols This product is in accordance with applicable EC directives. WARNING: Careless or incorrect use of clearing saws, brushcutters, Noise emission to the and trimmers can result in serious environment according to the or fatal injury to the operator or European Community’s others.

  • Page 3: Table Of Contents

    ......STARTING AND STOPPING McCulloch has a policy of continuous Check before starting ....

  • Page 4: What Is What

    WHAT IS WHAT? What is what? 1. Blade 16. Primer bulb 2. Grease filler cap 17. Air filter cover 3. Bevel gear 18. Handle adjustment 4. Cutting attachment guard 19. Blade retainer nut 5. Upper shaft 20. Cupped washer 6. Lower shaft 21.

  • Page 5: General Safety Precautions

    GENERAL SAFETY PRECAUTIONS Important WARNING: Never allow children IMPORTANT! The machine is only designed to use or be in the vicinity of the for trimming grass, grass clearing and/or machine. As the machine is equipped forestry clearing. with a spring- - loaded stop switch and The only accessories you can operate with can be started by low speed and this engine unit are the cutting attachments we...

  • Page 6: Machine's Safety Equipment

    GENERAL SAFETY PRECAUTIONS GLOVES WARNING: Never use a machine Gloves should be worn when necessary, that has faulty safety equipment! e.g., when fitting cutting attachments. Follow the control, maintenance and service instructions described in this section. If your machine fails any of these checks contact your service agent to get it repaired.
  • Page 7 GENERAL SAFETY PRECAUTIONS See instructions under the heading Start. Use of incorrectly wound trimmer line or an Start the machine and apply full throttle. incorrect cutting attachment increases the Release the throttle and check that the level of vibration. cutting attachment stops and remains at a WARNING: Overexposure to standstill.

  • Page 8: Cutting Equipment

    GENERAL SAFETY PRECAUTIONS Cutting equipment This section describes how to choose and maintain your cutting equipment in order to: S Reduce the risk of blade thrust. S Obtain maximum cutting performance. S Extend the life of cutting equipment. CAUTION: Mufflers fitted with catalyt- IMPORTANT! ic converters get very hot during use and Only use cutting attachments with the guards...
  • Page 9 GENERAL SAFETY PRECAUTIONS General rules Trimmer head IMPORTANT! Always ensure the trimmer line is wound tightly and evenly around the drum, other- wise the machine will generate harmful Only use cutting attachments with the vibration. guards we recommend! See the section on Technical data.

  • Page 10: Assembly

    ASSEMBLY NOTE: S Push the attachment into the coupling Make sure unit is assembled until the locking/release button snaps correctly as shown in this manual. into the primary hole (C). Fitting the loop handle S Position the handle on the shaft. Note that the handle must be mounted between the two arrows on the shaft.

  • Page 11: Fitting The Harness And Harness Clamp

    ASSEMBLY Fitting the harness WARNING: When using a brushcutter, it must always be hooked securely to the harness. Otherwise, you will be unable to control the brushcutter safely. This can result in injury to yourself or others. Proper harness and handlebar adjust- ments must be made with the engine com- Correct height pletely stopped before using unit.

  • Page 12: Fitting Blades

    ASSEMBLY itting blades S Place the cupped washer (F) onto the shaft with the cupped side of the washer WARNING: When fitting blades, toward the blade. it is extremely important that the S Install the blade retainer nut (G). Tighten raised section on the retaining wash- the nut using the wrench (provided).

  • Page 13: Fuel Handling

    FUEL HANDLING Fuel safety Petrol Never start the machine: 1. If you have spilled fuel on it. Wipe off the spillage and allow remaining fuel to evapo- rate. CAUTION! Always use a quality petrol/oil 2. If you have spilled fuel on yourself or your mixture at least 90 octane (RON).

  • Page 14: Fuelling

    FUEL HANDLING Mixing Fueling S Always mix the petrol and oil in a clean container intended for fuel. S Always start by flling half the amount of the petrol to be used. Then add the entire amount of oil. Mix (shake) the fuel mixture. WARNING: Taking the following Add the remaining amount of petrol.

  • Page 15: Starting And Stopping

    STARTING AND STOPPING Starting and stopping Check before starting S Check the blade to ensure that no cracks WARNING: have formed at the bottom of the teeth or The complete clutch, clutch cover, and shaft must be by the centre hole. Discard a blade if cracks are found.
  • Page 16 STARTING AND STOPPING Stopping Stop the engine by pushing and holding the stop switch in the STOP position until the engine stops. NOTE: If engine dies, return blue engine choke lever to the HALF CHOKE (½) posi- tion and pull starter rope until engine starts and runs.

  • Page 17: Working Techniques

    WORKING TECHNIQUES General working instructions The ABC of clearing S Always use the correct equipment. S Make sure the equipment is well adjusted. IMPORTANT! S Follow the safety precautions. This section describes the basic safety pre- S Organise your work carefully. cautions for working with trimmers.
  • Page 18 WORKING TECHNIQUES Grass clearing using a grass blade Grass trimming with a trimmer head Trimming S Grass blades and grass cutters must not be S Hold the trimmer head just above the ground used on woody stems. at an angle. It is the end of the trimmer line S A grass blade is used for all types of tall or that does the work.
  • Page 19 WORKING TECHNIQUES Cutting WARNING: Sometimes branches or grass get caught between the guard and cutting attachment or wrapped around the shaft. Neither the operator of the machine nor anyone else may at- S The trimmer is ideal for cutting grass that tempt to remove the cut material is difficult to reach using a normal lawn while the engine is running or the...

  • Page 20: Maintenance

    Idle Speed Screw- -T Carburetor Your McCulloch product has been designed WARNING: If the idle speed can- and manufactured to specifications that re- not be adjusted so that the cutting duce harmful emissions.

  • Page 21: Spark Plug

    MAINTENANCE Two- -piece shaft CAUTION: Mufflers fitted with catalyt- ic converters get very hot during use and remain so for some time after stopping. This also applies at idle speed. Contact can result in burns to the skin. Remem- The drive shaft end in the lower shaft ber the risk of fire! should be lubricated with grease every 30 hours.

  • Page 22: Bevel Gear

    MAINTENANCE Bevel gear The bevel gear is filled with the right quantity of grease at the factory. However, before using the machine you should check that the bevel gear is filled three- -quarters full with grease. The grease in the bevel gear does not nor- mally need to be changed except if repairs are carried out.

  • Page 23: 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 main- tenance and service work described in this Operator’s Manual. More extensive work must be carried out by an authorised service workshop.

  • Page 24: Technical Data

    TECHNICAL DATA Technical data B28 PS Engine Cylinder displacement, cm Cylinder bore, mm Stroke, mm 28,7 Idle speed, rpm 2800- -3200 Recommended max. fast idle speed, rpm 11000 Speed of output shaft, rpm 8000 Max. engine output, acc. to ISO 8893, kW...

  • Page 25: Ec- -Declaration Of Conformity (Applies To Europe Only)

    TECHNICAL DATA Model B28 PS (M10 LH arbor shaft thread) - - Centre hole in blades/cutters, ∅ 25,4 mm Approved accessories Type Cutting attachment /guard, part. no. Grass blade/grass cutter Grass (∅ 20 cm, 4- -teeth) 578 85 18- -01 / 578 88 05- -01 Trimmer head P25 (∅...
  • Page 26 Trimmer Head Line Loading Instructions 115432326 Rev. 4 2/17/12 English--- 26...
  • Page 27 Plastic Blades (Tri Cut) 115432326 Rev. 4 2/17/12 English--- 27...

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