Stihl FT 250 Instruction Manual
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Stihl FT 250 Instruction Manual

Stihl FT 250 Instruction Manual

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Summary of Contents for Stihl FT 250

  • Page 1 STIHL FT 250 Instruction Manual...
  • Page 3 Dear Customer, Guide to Using this Manual Minimize Wear and Avoid Damage Safety Precautions and Working Main Parts Thank you for choosing a quality engineered STIHL product. Techniques Specifications Using the Unit It has been built using modern Maintenance and Repairs...

  • Page 4: Guide To Using This Manual

    Engineering improvements keep it in a safe place for future reference. Non- observance of the Operate decompression STIHL's philosophy is to continually instruction manual may valve improve all of its products. For this result in serious or even reason we may modify the design, fatal injury.
  • Page 5 (e.g. leather). Only use cutting attachments and accessories that are explicitly approved for this power tool model by STIHL or STIHL offers a comprehensive range of are technically identical. If you have any personal protective clothing and questions in this respect, consult a equipment.
  • Page 6 – see smoke. "Fitting the Harness". Always shut off the engine before To reduce the risk of personal injury, do refueling. not operate your machine if it is damaged or not properly assembled. FT 250...
  • Page 7 Do not drop start the idling, have the machine checked by power tool – start the your servicing dealer. STIHL Make sure you always have good engine as described in recommends an authorized STIHL balance and secure footing.
  • Page 8 Apart from other To reduce the risk of injury, shut off the the type of cutting possibilities, these symptoms may be engine before changing the cutting attachment being attachment. used. FT 250...
  • Page 9 Work breaks – information on a possible fire risk. STIHL recommends the use of original The period of usage is shortened by: Do not continue using or attempt to STIHL metal cutting attachments. They...
  • Page 10 Check the fuel filler cap for leaks at regular intervals. Use only a spark plug of the type Use a shoulder strap. approved by STIHL and make sure it is With the engine running, attach the in good condition – see "Specifications". machine to the shoulder strap.

  • Page 11: Using The Unit

    Start the engine – see "Starting / Stopping the Engine". STIHL recommends that you use the non-shaded area of the circular saw Put on the harness with machine – blade. Always start the cut with this area see "Fitting the Harness".

  • Page 12: Attachment, Deflector, Limit Stop And Harness

    WARNING For safety reasons no other combinations are permitted – risk of accidents. Metal cutting attachment Circular saw blade 250-100 (scratcher tooth) (250 mm dia.) Deflector, Limit Stop Limit stop for circular saw blades 250 FT 250...

  • Page 13: Mounting The Bike Handle

    (2) – do not finally tighten yet. Position rubber liner (4) on the drive tube so that it lines up exactly with the lower rubber liner. Place the handle support (5) on the rubber liner. FT 250...

  • Page 14: Adjusting The Throttle Cable

    NOTICE lockout (1) and squeeze the throttle trigger (2) (full throttle) – this sets Do not kink the throttle cable or lay it in the throttle cable correctly. tight radii – make sure the throttle trigger moves freely. FT 250...

  • Page 15: Fitting Padding

    Position the limit stop (1) on the gearhead flange. Fit the three M6 x 14 mm screws (2) provided and tighten them down firmly. FT 250...
  • Page 16 Wear protective gloves to reduce the risk of direct contact with the sharp WARNING cutting edges. If the mounting nut has become too Mount only one metal cutting loose, fit a new one. attachment. FT 250...

  • Page 17: Fuel

    Use only high-quality two-stroke engine STIHL MotoMix uses STIHL HP Ultra oil – preferably STIHL HP, HP Super or two-stroke engine oil for an extra long HP Ultra, which are specially formulated engine life.

  • Page 18: 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. Before fueling, clean the filler cap...

  • Page 19: Fitting The Harness

    After fueling, tighten down the filler cap and carabiner depend on the market. as securely as possible by hand. STIHL recommends you use the shoulder strap supplied with the machine because it is specifically Grip the handle support with your designed to match the machine and the right hand and lift the machine.
  • Page 20 Insert the M6x14 screw (2). Grip the handle support with your right hand and lift the machine. Line up the carrying ring. Lift the strap off your left shoulder Tighten down the screw firmly. and over your head with your left hand. FT 250...
  • Page 21 Let the machine go until it is balanced, then check the floating position. Attach the carabiner (1) to the When the correct floating position has carrying ring (2) on the drive tube. been reached: Tighten down the screw on the carrying ring firmly. FT 250...

  • Page 22: Starting / Stopping The Engine

    (9) at least five times – even if the bulb is filled with fuel. START – ignition is switched on – the engine can start Cranking If fitted: Remove the transport guard from the cutting attachment. FT 250...
  • Page 23 The slide control moves to the normal run position ?F – and the engine settles down to idle speed. WARNING Make sure the carburetor is correctly adjusted. The cutting attachment must not rotate when the engine is idling. FT 250...

  • Page 24: Transporting The Unit

    Start the engine by pulling the Go to section on "Starting" and re- guard and swing it outwards. starter rope briskly – 10 to 20 pulls start the engine as described for a may be necessary. cold engine. FT 250...

  • Page 25: Operating Instructions

    Attach spring clip to hook on well away from sources of ignition, until transport guard. you need it again. For longer out-of- service periods – see "Storing the Machine". FT 250...
  • Page 26 (e.g. warm soapy water) and then dry. Coat dry foam filter uniformly with STIHL or Oelheld air filter oil (see “Special Accessories”) and knead it gently. Repeat the process as Fabric filter...

  • Page 27: Adjusting The Carburetor

    (L). smoothly – the saw blade must not rotate. Fine Tuning for Operation at High Altitude A slight correction of the setting may be necessary if engine does not run satisfactorily: FT 250...

  • Page 28: Spark Plug

    After returning from high altitude, reset only suppressed spark plugs of the the carburetor to the standard setting. type approved by STIHL – see If the setting is too lean there is a risk of "Specifications". Clean dirty spark plug.

  • Page 29: Engine Running Behavior

    Have the muffler checked by a servicing dealer for contamination (carbonization). STIHL recommends that you have Check the grease level regularly – servicing and repair work carried out about every 25 hours of operation. exclusively by an authorized STIHL servicing dealer.

  • Page 30: Replacing The Starter Rope And Rewind Spring

    Carefully remove the rope rotor with shown and engage the pawl's peg. washer (3) and pawl (4). WARNING The rewind spring may pop out and uncoil during this operation – take care to avoid the risk of injury. FT 250...

  • Page 31: Storing The Machine

    Take one turn of the rope off the Fit the screws. rotor. Refit the rope rotor as described in Install the fan housing. "Replacing the Starter Rope". Tension the rewind spring. Install the fan housing. FT 250...

  • Page 32: Sharpening Metal Cutting Blades

    Inspections and Maintenance Blades by User by Dealer Changing the Fuel Pickup Body Maintenance Work STIHL recommends that you have servicing and repair work carried out exclusively by an authorized STIHL servicing dealer. Antivibration Element See cutting attachment packaging for sharpening instructions.

  • Page 33: Maintenance And Care

    Replace after every 100 operating hours Visual inspection Cooling inlets Clean Have cleaned by servicing dealer after Exhaust port first 139 hours of operation, then every 150 hours of operation All accessible screws and nuts (not adjust- Retighten ing screws) FT 250...
  • Page 34 Have replaced by servicing dealer Visual inspection Cutting attachment Replace Check tightness Metal cutting attachment Sharpen Check Gearbox lubrication Replenish Safety labels Replace Only if there is a noticeable loss of engine power STIHL recommends an authorized STIHL servicing dealer. FT 250...

  • Page 35: Minimize Wear And Avoid Damage

    English servicing dealer. STIHL dealers are Spark plug – Minimize Wear and Avoid regularly given the opportunity to attend Antivibration elements Damage – training courses and are supplied with the necessary technical information. Observing the instructions in this manual helps reduce the risk of unnecessary If these maintenance operations are not wear and damage to the power tool.

  • Page 36: Main Parts

    10 Carrying ring 11 Throttle cable retainer 12 Padding 13 Manual fuel pump 14 Choke knob 15 Air filter cover 16 Fuel tank 17 Machine support 18 Handle support 19 Metal cutting attachment 20 Limit stop Serial number FT 250...

  • Page 37: Specifications

    Cut-off speed (rated): 10,500 rpm When repairing the machine, only use Max. output shaft replacement parts which have been speed (cutting approved by STIHL for this power tool or attachment): 9,270 rpm are technically identical. Only use high- quality replacement parts in order to...

  • Page 38: Disposal

    English Disposal Observe all country-specific waste disposal rules and regulations. STIHL products must not be thrown in the garbage can. Take the product, accessories and packaging to an approved disposal site for environment- friendly recycling. Contact your STIHL servicing dealer for the latest information on waste disposal.
  • Page 40 0458-262-0121-B englisch www.stihl.com *04582620121B* 0458-262-0121-B...

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