Stihl FS 131 Instruction Manual
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Stihl FS 131 Instruction Manual

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STIHL FS 131, 131 R
2 - 40
Instruction Manual

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Summary of Contents for Stihl FS 131

  • Page 1 STIHL FS 131, 131 R 2 - 40 Instruction Manual...

  • Page 2: Table Of Contents

    NOTICE Caution where there is a risk of damaging the machine or its individual components. Engineering improvements STIHL's philosophy is to continually improve all of its products. For this reason we may modify 0458-432-8321-B...

  • Page 3: Safety Precautions And Working Techniques

    Observe all applicable local safety regulations, that are explicitly approved for this power tool e.g. by trade organizations, social insurance model by STIHL or are technically identical. If institutions, labor safety authorities etc. you have any questions in this respect, consult your dealer.
  • Page 4 Open the fuel cap carefully to allow any pressure build-up in the tank to release slowly and avoid fuel spillage. STIHL can supply a comprehensive range of per‐ Only refuel the machine in a well ventilated sonal protective equipment. place. If fuel has been spilled, immediately clean the machine –...
  • Page 5 2 Safety Precautions and Working Techniques English – Use only an approved combination of cutting Avoid contact with the cutting attach‐ ment – risk of injury! attachment, deflector, handle and harness. All parts must be assembled properly and securely Do not drop-start the power tool – –...
  • Page 6 STIHL recommends you condition before continuing work – see also have this work done by a STIHL servicing dealer. "Before Starting". Take special care in slippery conditions – damp, Check in particular that the fuel system has no snow, ice, on slopes or uneven ground.
  • Page 7 For manually adjustable mowing heads, always and have a suitable geometry (shape, thickness). switch off the engine before adjusting the mow‐ A metal cutting attachment not made by STIHL ing line – risk of injury! must not have a different weight, thickness,...
  • 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 To reduce the risk of serious injury, never use wire or metal-reinforced line in place of the nylon line. 2.15 STIHL Polycut Mowing Head with Polymer Blades For mowing unobstructed edges of meadows (without posts, fences, trees or similar obsta‐...

  • Page 10: Warning

    English 2 Safety Precautions and Working Techniques 2.17 Grass Cutting Blade WARNING Never use wire in place of the nylon mowing line – risk of injury. 2.16 Risk of Kickout (Blade Thrust) with Metal Cutting Attachments WARNING When using metal cutting attach‐ ments there is a risk of kickout when the rotating blade comes into contact with a solid object such as a tree...
  • Page 11 (STIHL recommends a STIHL recommends that you use the non-sha‐ STIHL servicing dealer). ded area of the circular saw blade. Always start 2.19 Circular Saw Blade the cut with this area of the blade.

  • Page 12: Approved Combinations Of Cutting Attach- Ment, Deflector, Handle And Harness

    (260 mm dia.) Cutting Attachments 11 Grass cutting blade 230-4 3.2.1 Mowing heads (230 mm dia.) 1 STIHL SuperCut 20‑2 12 Grass cutting blade 230-8 (230 mm dia.) 2 STIHL AutoCut C 26-2 13 Brush knife 250-3 3 STIHL AutoCut 25-2 0458-432-8321-B...

  • Page 13: Approved Power Tool Attachments

    Attachments They are pushed apart by the two The following STIHL attachments may be used springs (4 and 5). with the basic power tool: ► Pull out the wing screw – the washer (6) remains on the wing screw.
  • Page 14 English 5 Mounting the Bike Handle 5.1.2 Securing the Handlebar 5.1.3 Mounting the Control Handle ► Place the handlebar (7) in the lower clamp (1) so that distance A is no more than 15 cm (6 in). ► Place the upper clamp in position and hold both clamp moldings together.
  • Page 15 5 Mounting the Bike Handle English 5.1.4 Fitting the Throttle Cable 5.1.6 Swiveling the Handlebar Transport position NOTICE Do not kink the throttle cable or lay it in tight radii – make sure the throttle trigger moves freely. 90° ► Loosen the wing screw (3) and unscrew it until the handlebar (7) can be rotated.

  • Page 16: Mounting The Loop Handle

    English 6 Mounting the Loop Handle Mounting the Loop Handle ► Position the clamp (6) against the drive tube. ► Place the barrier bar (2) in position as shown. Mounting Loop Handle with ► Line up the holes. ► Insert the screws (7) in the holes and screw Barrier Bar them into the barrier bar (2) as far as stop.

  • Page 17: Adjusting The Throttle Cable

    7 Adjusting the Throttle Cable English Securing the Loop Handle ► Set the throttle trigger to the full throttle posi‐ tion. ► Carefully rotate the screw in the throttle trigger in the direction of the arrow until you feel initial resistance.

  • Page 18: Mounting The Deflector

    English 9 Mounting the deflector Mounting the deflector Fitting the Skirt and Blade Mounting the Deflector WARNING Risk of injury from thrown objects and contact with the cutting attachment. These parts must be fitted to the deflector (1) when you use a mowing head.

  • Page 19: Mounting The Cutting Attachment

    10 Mounting the Cutting Attachment English Mounting the Limit Stop WARNING Risk of injury from thrown objects and contact with the cutting attachment. Always fit the limit stop (6) when you use a circular saw blade. ► Position the limit stop (6) on the gearbox flange.
  • Page 20 English 10 Mounting the Cutting Attachment 10.3 Blocking the Shaft ► Take the rider plate (4) off the shaft (5). Do not remove the thrust plate (6). 10.5 Mounting the Cutting Attach‐ ment WARNING Risk of injury from thrown objects and contact with the cutting attachment.
  • Page 21 Keep the instruction leaflet for the mowing head 10.10 Mounting Metal Cutting Attach‐ in a safe place. ments 10.8.1 STIHL FixCut 31-2 Keep the leaflet and packaging of the metal cut‐ ting attachment in a safe place. WARNING Wear protective gloves to reduce the risk of direct contact with the sharp cutting edges.

  • Page 22: Fuel

    Remove the tool used to block the shaft. 11.2.2 Engine Oil 10.11 Removing the Metal Cutting If you mix the fuel yourself, use only STIHL two- Attachment stroke engine oil or another high-performance engine oil in accordance with JASO FB, JASO...

  • Page 23: Fueling

    30 days. Exposure to light, the sun, low or high temperatures can quickly make the fuel mix unusable. STIHL MotoMix may be stored for up to 2 years without any problems. ► Turn the cap counterclockwise until it can be ►...

  • Page 24: Fitting The Harness

    English 13 Fitting the Harness 13.2 Full Harness ► Turn the cap clockwise as far as stop and tighten it down as firmly as possible by hand. 13 Fitting the Harness The type and style of the harness/shoulder strap depend on the market. The use of the shoulder strap is described in the chapter on "Approved Combinations of Cutting Attachment, Deflector, Handle and Harness".

  • Page 25: Balancing The Machine

    14 Balancing the Machine English 14 Balancing the Machine 14.1 Attaching Machine to Harness ► Loosen the screw (1). ► Slide the carrying ring (2) along the drive tube. ► Tighten the screw (1) moderately. ► Allow the unit to hang freely. The type and style of the shoulder strap and car‐...

  • Page 26: Starting / Stopping The Engine

    English 15 Starting / Stopping the Engine 15 Starting / Stopping the Engine 15.1 Controls 15.1.1 Version with Bike Handle Circular saw blades (B) ► should "hover" about 20 cm (8 in) above the ground. When the correct balanced position has been reached: ►...

  • Page 27: Cutting Attachments

    15 Starting / Stopping the Engine English 15.2.1 Cranking ignition – see "Function of stop switch and ignition system". 15.1.3 Function of stop switch and ignition system The ignition is switched off and the engine stop‐ ped when the stop switch is pressed. The stop switch returns automatically to the Run position when it is released: The ignition is switched on again after the engine stops –...

  • Page 28: Transporting The Unit

    English 16 Transporting the Unit 15.4 Other Hints on Starting ► Pull the starter grip slowly until you feel it engage and then give it a brisk strong pull. Engine stalls in cold start position g or under NOTICE acceleration. ►...
  • Page 29 16 Transporting the Unit English 16.3 250 mm Brush Knives 16.4 Grass Cutting Blades up to 260 mm 0458-432-8321-B...
  • Page 30 English 16 Transporting the Unit 16.5 Circular Saw Blades ► Disconnect wire rod from the transport guard. ► Swing wire rod outwards. ► Disconnect wire rod from the transport guard. ► Fit the transport guard on the cutting attach‐ ment from below. ►...

  • Page 31: Operating Instructions

    17 Operating Instructions English 18.1 If there is a noticeable loss of engine power ► Swing wire rod into position. ► Hook wire rod to the transport guard. 17 Operating Instructions ► Turn the choke knob to g. ► Loosen the screws (1). 17.1 During break-in period ►...

  • Page 32: Spark Arresting Screen In Muffler

    – or sooner if the electrodes are badly eroded. Install only suppressed spark plugs of WARNING the type approved by STIHL – see "Specifica‐ If the cutting attachment continues to run when tions". the engine is idling, have your machine checked 21.1...

  • Page 33: Engine Running Behavior

    English ► Remove the screw plug (1). ► If no grease can be seen on the inside of the screw plug (1): Screw the tube (2) of STIHL gear lubricant (special accessory) into the filler hole. ► Squeeze no more than 5 g (1/5 oz) grease into the gearbox.

  • Page 34: Maintaining The Mowing Head

    ► After resharpening about 5 times, check the it to the right length. cutting attachment for out-of-balance on a STIHL balancer (special accessory) or have it Fresh line is advanced every time the mowing checked by a dealer and re-balanced as nec‐...

  • Page 35: Maintenance And Care

    27 Maintenance and Care English The mowing head is supplied with illustrated STIHL DuroCut, STIHL FixCut 31-2, STIHL Poly‐ instructions for replacing the blades. Keep the instructions for the mowing head in a safe place. WARNING WARNING To reduce the risk of injury, always shut off the To reduce the risk of injury, always shut off the engine before refilling the mowing head.

  • Page 36: Metal Cutting Attachments

    Have replaced by serv‐ icing dealer Cutting attachment Visual inspection Replace Check tightness Metal cutting attachment Sharpen Gearbox lubrication Check Replenish Safety labels Replace 1)STIHL recommends an authorized STIHL servicing dealer.2)Only if there is a noticeable loss of engine power 0458-432-8321-B...

  • Page 37: Minimize Wear And Avoid Damage

    STIHL recommends that you have servicing and repair work carried out exclusively by an author‐ ized STIHL servicing dealer. STIHL dealers are...

  • Page 38: Specifications

    8 Circular saw blade with metal mowing tool FS 131 with bike handle: 97 dB(A) 9 Limit stop for circular saw blades only FS 131 R with barrier bar: 97 dB(A) 30 Specifications Sound power level L to ISO 22868 30.1...

  • Page 39: Maintenance And Repairs

    The K‑factor in accordance with Directive STIHL products must not be thrown in the gar‐ 2006/42/EC is 2.0 dB(A) for the sound pressure bage can. Take the product, accessories and level and sound power level;...
  • Page 40 FS 131: 111 dB(A) FS 131 R: 111 dB(A) Technical documents deposited at: ANDREAS STIHL AG & Co. KG Produktzulassung The year of manufacture and serial number are applied to the product. Done at Waiblingen, 03.02.2020 ANDREAS STIHL AG & Co. KG Dr.
  • Page 41 33 EC Declaration of Conformity English 0458-432-8321-B...
  • Page 42 English 33 EC Declaration of Conformity 0458-432-8321-B...
  • Page 43 33 EC Declaration of Conformity English 0458-432-8321-B...
  • Page 44 *04584328321B* 0458-432-8321-B...

This manual is also suitable for:

Fs 131 r

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