Stihl FS 70 Instruction Manual
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Stihl FS 70 Instruction Manual

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FS 70
2 - 33
Instruction Manual

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  • Page 1 FS 70 2 - 33 Instruction Manual...

  • Page 2: Table Of Contents

    Engineering improvements faction and trouble-free use of the product. Please contact your dealer or our sales company STIHL's philosophy is to continually improve all if you have any queries concerning this product. of its products. For this reason we may modify...
  • Page 3 User Manual may that are explicitly approved for this power tool cause serious or even fatal injury. model by STIHL or are technically identical. If Observe all applicable local safety regulations, you have any questions in this respect, consult e.g.
  • Page 4 Only refuel the machine in a well ventilated STIHL can supply a comprehensive range of per‐ place. If fuel has been spilled, immediately clean sonal protective equipment. the machine – do not allow your clothes to be splashed with fuel.
  • Page 5 2 Safety Precautions and Working Techniques English – Cutting attachment or interchangeable attach‐ exhaust gases and hot muffler surfaces – risk of ment: correctly fitted, secure and in perfect fire! condition – Safety devices (e. g., deflector for cutting Holding and guiding the attachments, rider plate) for damage and/or machine wear.
  • Page 6 STIHL recommends you loads for which it was not designed (e.g. heavy have this work done by a STIHL servicing dealer. impact or a fall), always check that it is in good condition before continuing work – see also Take special care in slippery conditions –...
  • Page 7 – risk of injury! and have a suitable geometry (shape, thickness). Misuse with mowing lines that are too long A metal cutting attachment not made by STIHL reduces the working speed of the engine. The must not have a different weight, thickness, constant slipping of the clutch causes overheat‐...
  • Page 8 Use only a spark plug of the type approved by The period of usage is prolonged by: STIHL and make sure it is in good condition – – Hand protection (wearing warm gloves) see "Specifications". – Work breaks Inspect the ignition lead (insulation in good con‐...
  • Page 9 The machine is thrown to the right or to the rear – opposite to the 2.15 STIHL Polycut Mowing Head attachment's direction of rotation. with Polymer Blades For mowing unobstructed edges of meadows (without posts, fences, trees or similar obsta‐...
  • Page 10 English 2 Safety Precautions and Working Techniques The risk of kickout is greatest when the black Use for grass and weeds only – sweep the area of the rotating cutting attachment comes brushcutter in an arc like a scythe. into contact with a solid object. WARNING 2.17 Grass Cutting Blade...

  • Page 11: Approved Combinations Of Cutting Attach- Ment, Deflector, Handle And Harness

    Cutting attachments (230 mm dia.) 12 Grass cutting blade 230-4 3.2.1 Mowing heads (230 mm dia.) 1 STIHL SuperCut 20-2 13 Grass cutting blade 230-8 2 STIHL AutoCut C 25-2 (230 mm dia.) 3 STIHL AutoCut 25-2 / AutoCut 27-2 0458-570-8321-B...

  • Page 12: Mounting The Bike Handle

    English 4 Mounting the Bike Handle ► Place the handlebar (3) in the handle support. WARNING ► Fit the clamp (4) on the handle support. Insert the screws (5) through the holes in the parts Grass cutting blades of materials other than and screw them into clamp (6) as far as stop –...

  • Page 13: Mounting The Loop Handle

    5 Mounting the Loop Handle English Fitting the Throttle Cable Using the Barrier Bar NOTICE Do not kink the throttle cable or lay it in tight radii – make sure the throttle trigger moves freely. A barrier bar may have to be mounted to suit the cutting attachment you intend to use –...
  • Page 14 English 5 Mounting the Loop Handle Adjusting and Securing the Loop Handle ► Fit the square nuts (3) in the barrier bar (6); the holes must line up. The loop handle can be adjusted to suit the height and reach of the operator and the applica‐ tion by changing distance (A).

  • Page 15: Fitting The Carrying Ring

    6 Fitting the Carrying Ring English Fitting the Carrying Ring Polymer Version For position of carrying ring see "Main Parts". ► Place the clamp (1) against the drive tube with the tapped hole on the left (viewed from For position of carrying ring see "Main Parts". engine).

  • Page 16: Mounting The Cutting Attachment

    English 8 Mounting the Cutting Attachment Mounting the Cutting WARNING Attachment Deflector (1) is approved for mowing heads only Placing power tool on the and must therefore be mounted before fitting a ground mowing head ► Shut off the engine. ►...
  • Page 17 8 Mounting the Cutting Attachment English Block the shaft. 8.3.1 If mounting hardware is not packed with machine The output shaft (2) must be blocked with the Only mowing heads may be used which mount stop pin (7) or screwdriver (7) to mount or directly to the shaft (2).
  • Page 18 English 8 Mounting the Cutting Attachment 8.8.1 STIHL FixCut 31-2 ► Fit the thrust plate ► Turn the mowing head anticlockwise on the ► Fit the thrust plate (2). shaft (1) as far as it will go ► Place the mowing head on the thrust plate (2).
  • Page 19 8 Mounting the Cutting Attachment English 8.10 Mounting Metal Cutting Attach‐ WARNING ment Direction of rotation is indicated by an arrow on Keep the leaflet and packaging of the metal cut‐ the inside of the deflector. ting tool in a safe place. WARNING Wear protective gloves to reduce the risk of direct contact with the sharp cutting edges.

  • Page 20: Fuel

    Remove the tool used to block the shaft. 9.2.2 Engine oil 8.11 Removing the Metal Cutting If you mix the fuel yourself, use only STIHL two- stroke engine oil or another high-performance Attachment engine oil classified as JASO FB, JASO FC, JASO FD, ISO-L-EGB, ISO-L-EGC or ISO-L- WARNING EGD.

  • Page 21: Fueling

    Take care not to spill fuel while fueling and do biner (2) is about a hand’s width below your not overfill the tank. right hip. STIHL recommends you use the STIHL filler noz‐ ► Balance the machine. zle for fuel (special accessory). ► Fill up with fuel.

  • Page 22: Balancing The Machine

    English 12 Balancing the Machine 11.2 Full Harness ► Attach the carabiner (1) to the carrying ring (2) on the drive tube. ► Put on the harness (1) and close the locking ► Loosen the screw (3). plate (3). ► Adjust the length of the strap – with the 12.2 Floating position machine attached, the carabiner (2) must be...

  • Page 23: Starting / Stopping The Engine

    13 Starting / Stopping the Engine English 12.3 Detaching the unit from the 13.1.2 Version with Loop Handle harness ► Press down the bar on the carabiner (1) and pull the carrying ring (2) out of the carabiner. 13 Starting / Stopping the Engine 13.1 Controls...
  • Page 24 English 13 Starting / Stopping the Engine ► Press the manual fuel pump bulb (P) at least ► Make sure you have a firm footing, either five times – even if the bulb is filled with fuel. standing, stooping or kneeling. ►...

  • Page 25: Transporting The Unit

    14 Transporting the Unit English 13.2.4 As soon as the engine runs ► Set the choke lever to suit the engine temper‐ ature. ► Now start the engine. 14 Transporting the Unit 14.1 Using transport guard The type of transport guard depends on the metal cutting attachment supplied with the machine.

  • Page 26: Operating Instructions

    English 15 Operating Instructions ► Move the choke lever (1) to <. ► Turn the screw (2) in the filter cover (3) coun‐ terclockwise until the cover is loose. ► Ease the filter cover (3) over the choke lever and lift it away. ►...

  • Page 27: Spark Plug

    WARNING eroded. Install only suppressed spark plugs of Arcing may occur if the adapter nut (1) is loose the type approved by STIHL – see "Specifica‐ or missing. Working in an easily combustible or tions". explosive atmosphere may cause a fire or an 18.1...

  • Page 28: Sharpening Metal Cutting Blades

    6 cm (2 1/2 in) long. cutting attachment for out-of-balance on a The blade on the deflector trims overlong lines to STIHL balancer (special accessory) or have it the correct length. checked by a dealer and re-balanced as nec‐...

  • Page 29: Inspections And Maintenance By Dealer

    Always check the mowing head for signs of wear mount new plugs. before installing new cutting blades. STIHL recommends that maintenance and repair work be carried out only by authorized STIHL WARNING dealers. If there are signs of serious wear, replace the complete mowing head.

  • Page 30: Maintenance And Care

    Check if installed Spark arresting screen in muffler Check or replace All accessible screws and Retighten nuts (not adjusting screws) Cutting attachment Visual inspection Replace Check tightness Metal cutting attachment Sharpen Safety labels Replace STIHL recommends an authorized STIHL servicing dealer. 0458-570-8321-B...

  • Page 31: Main Parts

    25 Main Parts English 25 Main Parts 1 Mowing head 2 Deflector for mowing heads only 1 Manual fuel pump 3 Blade 2 Tank cap 4 Deflector for grass cutting blades only 3 Tank 5 Grass cutting blade 4 Starter grip 5 Spark plug boot 26 Specifications 6 Muffler...

  • Page 32: Maintenance And Repairs

    7.0 m/s 5.5 m/s with metal tool: 6.6 m/s 6.6 m/s When repairing the machine, only use replace‐ ment parts which have been approved by STIHL FS 70 RC Handle, left Handle, for this power tool or are technically identical. right...

  • Page 33: Disposal

    28 Disposal English 28 Disposal Guaranteed sound power level Contact the local authorities or your STIHL serv‐ 110 dB(A) icing dealer for information on disposal. Technical documents deposited at: Improper disposal can be harmful to health and ANDREAS STIHL AG & Co. KG pollute the environment.
  • Page 34 English 29 EC Declaration of Conformity 0458-570-8321-B...
  • Page 35 29 EC Declaration of Conformity English 0458-570-8321-B...
  • Page 36 *04585708321B* 0458-570-8321-B...

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