Stihl MS 250 Instruction Manual Download

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MS 210, 230, 250

Instruction Manual

2 - 46

Summary of Contents for MS 250

Page 1: ...MS 210 230 250 Instruction Manual 2 46...

Page 2: ...45 36 Maintenance and Repairs 45 37 Disposal 45 38 EC Declaration of Conformity 46 Dear Customer Thank you for choosing a quality engineered STIHL product It has been built using modern production te...

Page 3: ...chain saw without the instruction manual Be sure that anyone using it understands the information contained in this manual To operate a chain saw you must be rested in good physical condition and men...

Page 4: ...cessories Only use those tools guide bars chains chain sprockets accessories or technically equivalent components that have been approved by STIHL for this machine If you have any questions in this re...

Page 5: ...where the machine was refuelled and never start the motor in enclosed spaces Lock the chain with the chain brake before start ing risk of injury due to rotating chain Do not drop start the engine sta...

Page 6: ...aw produces poisonous exhaust gases as soon as the engine starts These gases may be colour less and odourless and may contain unburnt hydrocarbons and benzene Never work with the machine indoors or in...

Page 7: ...ring Never touch a hot muffler risk of burns The condition of the anti vibration elements influ ences vibration behaviour inspect anti vibration elements periodically Inspect chain catcher replace if...

Page 8: ...a foreign object in the wood The reaction of the chain pulls the saw forward to reduce this risk always engage the spiked bumper securely in the tree or limb 3 6 Pushback B 001BA038 KN B Pushback occu...

Page 9: ...s Also dried out plants and brushwood are combustible above all in hot and dry weather If there is a risk of fire do not use the chain saw in the vicinity of easily combustible materials dry plants or...

Page 10: ...e sure no one is endangered by the falling tree the noise of your engine may drown any warning calls 001BA088 L 2 1 2 1 1 1 2 Maintain a distance of at least 2 1 2 tree lengths from the next felling s...

Page 11: ...direction of fall Important Make a felling notch at right angle to direction of fall Saw as close to the ground as possible Cut to a depth of approx 1 5 to 1 3 of the diameter of the trunk Determine...

Page 12: ...0 to 1 5 of the trunk diameter Do not cut into the strip during the felling cut With rotten trunks leave a wider strip Plunge cutting For relieving cuts during shortening For wood carving 001BA269 KN...

Page 13: ...g before starting the felling cut Plunge cut the felling cut E plunge the guide bar fully in Engage the spiked bumper behind the hinge and use this as the rotation point reposition the chainsaw as lit...

Page 14: ...the felling cut towards the holding strap 2 Cut horizontally Do not cut into the holding strap 001BA266 KN Shout a second warning immediately before the tree falls With outstretched arms cut through t...

Page 15: ...of the saw chain 1 chain sprocket and the nose sprocket of the Rollo matic guide bar must match The drive link gauge 2 of the saw chain 1 must match the groove width of the guide bar 3 If non matching...

Page 16: ...nsioner slide in the locating hole 2 place the chain over sprocket 3 at the same time Turn the tensioning screw 4 clockwise until there is very little chain sag on the underside of the bar and the dri...

Page 17: ...screw 4 clockwise until there is very little chain sag on the underside of the bar and the drive link tangs are engaged in the bar groove Refit the sprocket cover and screw on the nut only fingertight...

Page 18: ...sk of injury by the sharp cutters Fit the saw chain starting at the nose of the guide bar pay attention to the position of the tensioning gear and the cutting edges Turn tensioning gear 1 to the right...

Page 19: ...t off the engine Loosen the nuts Hold the bar nose up Use a screwdriver to turn the tensioning screw 1 clockwise until the chain fits snugly against the underside of the bar While still holding the ba...

Page 20: ...fumes 13 1 STIHL MotoMix STIHL recommends using STIHL MotoMix This pre blended fuel is free of benzene and lead is distinguished by a high octane rating and always provides the proper mixing ratio ST...

Page 21: ...nister containing the fuel mixture thoroughly before refueling WARNING Pressure may have built up in the canister open it carefully The fuel tank and the canister in which fuel mixture is stored shoul...

Page 22: ...position Position filler cap position markings on the filler cap and the filler port must be aligned with each other Push the filler cap down as far as it will go 001BA221 KN Hold the filler cap down...

Page 23: ...is will twist the base of the cap into the correct position Turn the filler cap clockwise and close it see the section Closing and Checking the lock 14 4 Filler cap with marking 14 4 1 To open 001BA23...

Page 24: ...he base of the filler cap is twisted in relation to the upper part Remove the filler cap from the fuel tank and look at it from above 1 001BA238 KN left Base of filler cap is twisted interior marking...

Page 25: ...and the area around it to ensure that no dirt falls into the tank Position the machine so that the filler cap is facing up Open the filler cap 16 2 Fill up with chain oil Refill the chain oil tank ev...

Page 26: ...hand is not behind the hand guard e g during felling cut The chain brake will operate only if the hand guard has not been modified in any way 18 3 Checking Operation of the Chain Brake Before starting...

Page 27: ...STOP 0 001BA140 KN Stop 0 engine off the ignition is switched off Normal run position F engine runs or can fire Starting throttle n this position is used to start a warm engine The Master Control leve...

Page 28: ...until empty engine stopped 20 2 2 Starting throttle position n If the engine is warm i e if it has been running for about one minute After engine begins to fire after clearing a flooded combustion cha...

Page 29: ...rt even for children risk of accidents Do not allow children or other unauthorized per sons to attempt to start or otherwise use the machine Never leave the machine unattended during work breaks After...

Page 30: ...Push the hand guard 1 forward the chain is locked Press down the trigger lockout 2 and pull the throttle trigger at the same time Set Master Control lever 3 to Choke shutter closed l If the engine is...

Page 31: ...t han dle The chain brake is now disengaged your saw is ready for operation NOTICE Always disengage chain brake before accelerat ing the engine High revs with the chain brake engaged chain locked will...

Page 32: ...n in use already for an extended period 21 2 2 Chain cold Tension is correct when the chain fits snugly against the underside of the bar but can still be pulled along the bar by hand Retension if nece...

Page 33: ...ce of filters Changing the filter is quick and simple The saw comes standard with either a fabric filter or a fleece filter 208BA001 KN 23 1 Fabric filter For normal operating conditions and winter op...

Page 34: ...begins to run then back it off 1 4 turn 25 3 2 Saw chain runs while engine is idling Turn the low speed screw L carefully clock wise as far as stop then turn it back 1 turn Turn the idle speed screw...

Page 35: ...lug Check electrode gap A and readjust if neces sary see Specifications Rectify the problems which have caused foul ing of the spark plug Possible causes are Too much oil in fuel mix Dirty air filter...

Page 36: ...use of two saw chains or earlier if the wear marks arrows are deeper than 0 5 mm otherwise the service life of the saw chain is reduced use check gauge special accessory to test Using two saw chains i...

Page 37: ...chain pitch marking a is embossed in the area of the depth gauge of each cutter Marking a Chain pitch Inches mm 7 1 4 P 6 35 1 or 1 4 1 4 6 35 6 P or PM 3 8 P 9 32 2 or 325 0 325 8 25 3 or 3 8 3 8 9...

Page 38: ...rottle trigger lockout Sharpen frequently removing little material two or three strokes of the file are usually suffi cient for simple resharpening 689BA018 KN 90 689BA043 KN Guide the file horizontal...

Page 39: ...or the chain pitch on the saw chain and press it against the cutter to be checked if the depth gauge pro trudes past the file gauge the depth gauge must be reworked Saw chains with humped drive link 2...

Page 40: ...10 26 5 5 7 32 5605 772 5506 5605 750 4330 1106 893 4000 0814 252 3356 5605 007 1030 1 consisting of file holder with round file taper square file and file gauge 31 Maintenance and Care The following...

Page 41: ...Lubricating oil tank Clean X Chain lubrication check X Saw chain Check pay attention to sharpness X X Checking the chain tension X X sharpen X Guide bar Check wear damage X Clean and turn over X Debu...

Page 42: ...mponents 32 1 Maintenance Work All the operations described in the Maintenance Chart must be performed on a regular basis If these maintenance operations cannot be per formed by the owner they should...

Page 43: ...Control lever 23 Fuel filler cap 24 Throttle trigger 25 Throttle trigger lockout 26 Rear handle 27 Rear hand guard Serial number 34 Specifications 34 1 Engine STIHL single cylinder two stroke engine 3...

Page 44: ...d at maximum power output 18 6 m s 34 7 Cutting Attachments for MS 230 MS 230 C MS 250 MS 250 C Actual cutting length may be less than the speci fied length 34 7 1 Rollomatic E und Rollomatic E Light...

Page 45: ...ll as the part numbers of the guide bar and saw chain in the spaces provided This will make re ordering simpler The guide bar and saw chain are subject to nor mal wear and tear When purchasing these p...

Page 46: ...guaranteed sound power lev els were determined according to Directive 2000 14 EC Annex V using the ISO 9207 standard Measured sound power level MS 210 110 dB A all MS 230 112 dB A except all MS 230s...

Page 47: ...38 EC Declaration of Conformity English 0458 208 0121 C 47...

Page 48: ...www stihl com 04582080121C 04582080121C 0458 208 0121 C 0458 208 0121 C...

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Stihl MS 250, Instruction Manual

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