Stihl MS 441 Instruction Manual
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Stihl MS 441 Instruction Manual

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STIHL MS 441
Instruction Manual

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  • Page 1 STIHL MS 441 Instruction Manual...

  • Page 3: Table Of Contents

    Dear Customer, Guide to Using this Manual Minimize Wear and Avoid Damage Safety Precautions Main Parts Thank you for choosing a quality engineered STIHL product. Reactive Forces Specifications It has been built using modern Working Techniques Ordering Spare Parts production techniques and...

  • Page 4: Guide To Using This Manual

    STIHL's philosophy is to continually This Instruction Manual refers to a improve all of its products. For this Intake air baffle: summer STIHL chain saw, also called a machine reason we may modify the design, operation in this Instruction Manual.

  • Page 5: Safety Precautions

    Keep bystanders, especially children, injury. STIHL excludes all liability for and animals away from the work area. personal injury and damage to property The user is responsible for avoiding...
  • Page 6 (bayonet-type) in chain scabbard. This avoids the risk of have been approved by STIHL for this position, turn as far as the saw chain starting unintentionally. machine. If you have any questions in stop and fold the cliplock this respect, consult a servicing dealer.
  • Page 7 – the chain must not an emergency, switch off the engine touch any objects or the floor – danger of immediately by moving the Master injury due to the rotating saw chain. Control lever / stop switch to STOP, 0 or †. MS 441...
  • Page 8 Check condition and secure fitting – regularly and correct when possible. Store the machine in a safe, dry room. Check sharpness Have the machine repaired by a STIHL – servicing dealer if the saw chain still Never touch the saw chain when the Vibrations continues to move during idling.
  • Page 9 Instruction Manual. All other work should periodically. be carried out by a servicing dealer. Inspect chain catcher – replace if STIHL recommends that maintenance damaged. and repair work be carried out only by Switch off the engine authorised STIHL dealers. STIHL...

  • Page 10: Reactive Forces

    Always cut at full throttle – caught or encounters a foreign object in Be aware of the location of the guide – the wood, the chain saw may suddenly bar nose Do not cut with the guide bar nose – MS 441...

  • Page 11: Working Techniques

    – In these cases, do not use a chain saw – use a hoist, winch or dragline instead. Pull out trunks that are lying about and have been cut free. Whenever possible, deal with them in open areas. MS 441...
  • Page 12 If there is a risk of fire, do not and off balance. Always engage the use your chainsaw near combustible spiked bumper securely in the tree or limb. MS 441...
  • Page 13 – other than helpers. chain will otherwise be damaged. of deadwood (dry, decayed or rotted wood) Make sure no-one is endangered by the falling tree – the noise of your engine may drown any warning calls. MS 441...
  • Page 14 On steep slopes, plan escape – routes parallel to the slope. When walking away along the – escape path, watch out for falling limbs and watch the top of the tree. MS 441...
  • Page 15 Make cuts at both sides of Leave a broader hinge on rotten the trunk at same height as bottom of – trees. MS 441...
  • Page 16 English The tree is felled with the felling cut (E). Begin cut by applying the lower Contact your STIHL dealer for advice on portion of the guide bar nose – do selecting the right felling wedge (length, Cut horizontally. –...
  • Page 17 Do not cut into the stabilizing strap. – stabilizing strap (3). Do not cut into the stabilizing strap. – Continue the felling cut on the other side of the trunk. Make sure the second cut is at the same height as the first cut. MS 441...
  • Page 18 Holding the saw with outstretched arms, cut through the stabilizing Enlarge the felling cut in direction of strap horizontally at the same level holding strap (2). as the felling cut. Cut horizontally. – Do not cut into the holding strap. – MS 441...
  • Page 19 Enlarge felling cut as far as hinge (2). Do not cut into the hinge. – Enlarge felling cut as far as holding strap (3). Do not cut into the holding strap. Shout a second warning immediately – before the tree falls. MS 441...

  • Page 20: Cutting Attachment

    If non-matching components are used, the cutting attachment may be damaged Depending on the model, the scabbard beyond repair after a short period of extension either comes standard with operation. the saw or is available as a special accessory. MS 441...

  • Page 21: Mounting The Bar And Chain

    Turn the screw (1) counterclockwise until the tensioner slide (2) butts against the left end of WARNING the housing slot. Wear work gloves to protect your hands from the sharp cutters. Fit the chain – start at the bar nose. MS 441...

  • Page 22: Tensioning The Chain

    STIHL MotoMix Retensioning during cutting work: Shut off the engine. Shut off the engine. Wear work gloves to protect your STIHL recommends the use of STIHL hands. Loosen the nuts. MotoMix. This ready-to-use fuel mix The chain must fit snugly against contains no benzol or lead, has a high Hold the bar nose up.

  • Page 23: Fueling

    Engine Oil can quickly make the fuel mix unusable. If you mix the fuel yourself, use only STIHL MotoMix may be stored for up to STIHL two-stroke engine oil or another 2 years without any problems. high-performance engine oil in...
  • Page 24 Take care not to spill fuel while fueling and do not overfill the tank. Tank cap without symbols STIHL recommends you use the STIHL filler nozzle for fuel (special accessory). Opening Fill up with fuel.
  • Page 25 Filling up with fuel Raise the grip until it is upright. Take care not to spill fuel while fueling and do not overfill the tank. STIHL recommends you use the STIHL filler nozzle for fuel (special accessory). Fill up with fuel. MS 441...
  • Page 26 – this causes the bottom of the cap to be turned to the correct position. Turn the cap clockwise and lock it in position – see section on "Closing". The marks on the tank cap and fuel tank are then in alignment. MS 441...

  • Page 27: Chain Lubricant

    NOTICE Biological chain oil must be resistant to If the oil tank is still partly full, the reason aging (e.g. STIHL BioPlus), since it will may be a problem in the oil supply otherwise quickly turn to resin. This system: Check chain lubrication, clean...

  • Page 28: Checking Chain Lubrication

    – see enough: The hand guard is accelerated "Checking Chain Tension". toward the bar nose – even if your left hand is not behind the hand guard, e.g. during felling cut. MS 441...

  • Page 29: Winter Operation

    STIHL screwdriver - open at least one turn use the "cover plate mounting kit" servicing dealer. Maintain the following (special accessory).

  • Page 30: Electric Handle Heating

    Cold start l – this position is for starting the cold engine Adjusting the master control lever The throttle trigger lockout and throttle trigger must be pressed simultaneously to adjust the Master Control lever from run F to warm start n or cold start l. MS 441...
  • Page 31 – thumb wrapped around ground the handlebar With the left hand on handlebar, press the chain saw firmly against the ground – thumb wrapped around the handlebar Place your right foot into the rear handle MS 441...
  • Page 32 Hold and start the chain saw times – to prime the fuel line. MS 441...
  • Page 33 F and the engine begins to idle stop position 0 If the engine does not start The master control lever was not returned from the position cold start l to warm start n in time, the engine may be flooded. MS 441...

  • Page 34: Operating Instructions

    Slacken off the chain if you have retensioned it at operating Check chain tension frequently temperature during work. A new saw chain must be retensioned more frequently than one that has been in use already for an extended period. MS 441...

  • Page 35: Oil Quantity Control

    Reduce oil delivery rate – with the greatest wear Turn the adjusting screw Chain type Chain pitch Minimum counterclockwise groove depth Picco 1/4“ P 4.0 mm NOTICE Rapid 1/4“ 4.0 mm The saw chain must always be coated with chain oil. MS 441...

  • Page 36: Air Filter System

    Use in extra-ordinary conditions e.g. extremely wintry conditions of use - such as powder snow or drift snow. Rather unsuitable in very dusty conditions. When dry, STIHL filters attain a long service life. Always use STIHL filters dry MS 441...

  • Page 37: Remove Air Filter

    Move the Master Control lever to the If there is a noticeable loss of engine General Information stop position 0 power: Wash the filter in STIHL special- The carburetor comes from the factory purpose cleaner (special with a standard setting. accessory) or a clean, non- flammable cleaning liquid (e.g.,...

  • Page 38: Spark Arresting Screen In Muffler

    If the setting is too lean there is a risk of engine damage due to insufficient Insert and tighten down the screw Erratic idling behavior, poor acceleration lubrication and overheating. (even though low speed screw is open 1/4 turn) Idle setting is too lean MS 441...

  • Page 39: Spark Plug

    Install Pull off the spark plug boot (3). only suppressed spark plugs of the WARNING type approved by STIHL – see Unscrew the spark plug. "Specifications". Arcing may occur if the adapter nut (1) is loose or missing. Working in an easily...

  • Page 40: Storing The Machine

    (5) including needle cage (6) from the crankshaft – with STIHL recommends use of original QuickStop Super chain brake, press STIHL chain sprockets in order to throttle trigger lockout beforehand ensure optimal functioning of the chain brake. Install spur chain sprocket / rim sprocket...

  • Page 41: Maintaining And Sharpening The Saw Chain

    Carbide-tipped (Duro) saw chains are The diameter of file to be used depends especially wear-resistant. For an optimal on the chain pitch – see table sharpening result, STIHL recommends "Sharpening tools". STIHL servicing dealers. The angles of the cutter must be WARNING maintained during resharpening.
  • Page 42 With the Quickstop Super chain Sharpening angle Use a file holder brake system, additionally press the STIHL saw chains are sharpened with a Always use a file holder (special throttle trigger lockout 30° sharpening angle. Ripping chains, accessory, see table "Sharpening tools") Sharpen frequently, removing little which are sharpened with a 10°...
  • Page 43 – if the depth gauge gauge protrudes past the file gauge, the depth gauge must be reworked The depth gauge determines the depth to which the cutter penetrates the wood and thus the chip thickness. MS 441...
  • Page 44 0814 252 3356 5605 007 1029 0.404 (10.26) 5.5 (7/32) 5605 772 5506 5605 750 4330 1106 893 4000 0814 252 3356 5605 007 1030 consisting of file holder with round file, taper square file and file gauge MS 441...

  • Page 45: Maintenance And Care

    Replace Fuel tank Clean Chain oil tank Clean Chain lubrication Check Inspect, also check sharpness Chain Check chain tension Sharpen Check (wear, damage) Clean and turn over Guide bar Deburr Replace Chain sprocket Check Clean Air filter Replace MS 441...
  • Page 46 Decoke after first 139 hours of operation, then Exhaust port every 150 hours of operation Safety labels Replace STIHL recommends a STIHL servicing dealer Firmly tighten down the cylinder base screws of professional saws (3.4 kW or more) after 10 to 20 hours of operation. MS 441...

  • Page 47: Minimize Wear And Avoid Damage

    English servicing dealer. STIHL dealers are Minimize Wear and Avoid regularly given the opportunity to attend 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 48: Main Parts

    16 Muffler 17 Front hand guard 18 Front handle (handlebar) 19 Starter grip 20 Fuel tank twist lock 21 Master Control lever 22 Throttle trigger 23 Throttle trigger interlock 24 Rear handle 25 Rear hand guard Serial number MS 441...

  • Page 49: Specifications

    105 dB(A) Dry, without cutting attachment Sound power level L to ISO 22868 Engine MS 441: 6.6 kg MS 441 with handle heating: 6.7 kg 118 dB(A) STIHL single cylinder two-stroke engine Vibration level a to ISO 22867 Cutting attachment...

  • Page 50: Ordering Spare Parts

    When repairing the machine, only use replacement parts which have been Serial number approved by STIHL for this power tool or are technically identical. Only use high- quality replacement parts in order to Guide bar part number avoid the risk of accidents and damage to the machine.

  • Page 51: Disposal

    The year of construction and the serial Type: MS 441 number are shown on the machine. Type: MS 441-W STIHL products must not be thrown in Done at Waiblingen, 28.10.2016 Serial identification 1138 the garbage can. Take the product, number: ANDREAS STIHL AG &...
  • Page 52 0458-219-0121-A englisch www.stihl.com *04582190121A* 0458-219-0121-A...

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