Stihl MS 290 Instruction Manual
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Stihl MS 290 Instruction Manual

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STIHL MS 290, 310, 390
Instruction Manual

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  • Page 1 STIHL MS 290, 310, 390 Instruction Manual...

  • Page 3: Table Of Contents

    Maintaining and Sharpening the Saw Chain Maintenance and Care Minimize Wear and Avoid Damage This instruction manual is protected by copyright. All rights reserved, especially the rights to reproduce, translate and process with electronic systems. MS 290, MS 310, MS 390...

  • 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

    STIHL excludes all liability for and animals away from the work area. personal injury and damage to property The user is responsible for avoiding caused while using unauthorised injury to third parties or damage to their attachments. property. MS 290, MS 310, MS 390...
  • 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 – danger of immediately by moving the Master injury due to the rotating saw chain. Control lever / stop switch to STOP, 0 or †. MS 290, MS 310, MS 390...
  • 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 Use only spark plugs that are in perfect In the event of a chain brake condition and have been approved by malfunction, switch off the machine STIHL – see "Specifications". immediately – risk of injury! Consult a MS 290, MS 310, MS 390...

  • Page 10: Reactive Forces

    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 290, MS 310, MS 390...

  • 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 290, MS 310, MS 390...
  • 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 290, MS 310, MS 390...
  • Page 13 – be especially careful with trunk damage or Make sure no-one is endangered by the deadwood (brittle, rotten or dead falling tree – the noise of your engine wood) may drown any warning calls. MS 290, MS 310, MS 390...
  • Page 14 Plan escape paths on slopes – parallel to the slope When walking away along the – escape path, watch out for falling limbs and watch the top of the tree. MS 290, MS 310, MS 390...
  • Page 15 – risk of accident! help prevent sapwood splintering when With rotten trunks, leave a wider the tree falls. Make cuts at both sides of – hinge the trunk at same height as bottom of MS 290, MS 310, MS 390...
  • Page 16 Only use aluminum or plastic wedges – do not use steel wedges. Steel wedges can seriously damage the saw chain and cause dangerous kickback. Use a low kickback saw chain and proceed with special care MS 290, MS 310, MS 390...
  • Page 17 Do not cut into the hinge – opposite side of the trunk. Make the felling cut up to the Ensure that the second cut is at the stabilizing strap (2) same level as the first cut. MS 290, MS 310, MS 390...
  • Page 18 Felling Cut with Holding Strap (Leaner) A) Thin trunks Implement this felling cut when the trunk diameter is smaller than the cutting length of the chainsaw. MS 290, MS 310, MS 390...
  • Page 19 Do not cut into the hinge – Make the felling cut up to the holding strap (3) Do not cut into the holding strap. Shout a second warning immediately – before the tree falls. MS 290, MS 310, MS 390...

  • Page 20: Cutting Attachment

    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 290, MS 310, MS 390...

  • Page 21: Mounting The Bar And Chain

    (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 290, MS 310, MS 390...

  • Page 22: Tensioning The Chain

    Poor quality gasoline or engine oil may damage the engine, sealing rings, hoses and the fuel tank. Gasoline Use only high-quality brand-name gasoline with a minimum octane rating of 90 – leaded or unleaded. MS 290, MS 310, MS 390...

  • 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 The lug on the bracket must engage – other. entirely in the recess (arrow) Push the filler cap down as far as it will go Turn the filler cap counterclockwise (approx. 1/4 turn) MS 290, MS 310, MS 390...
  • Page 25 Remove the filler cap Filling with fuel Open bracket Take care not to spill fuel while fueling and do not overfill the tank. STIHL recommends using the STIHL filling system for fuel (special accessory). Fill with fuel MS 290, MS 310, MS 390...
  • Page 26 – this will twist the base of the cap into the correct position Turn the filler cap clockwise and close it – see section "Closing" Then the markings on filler cap and fuel tank will align MS 290, MS 310, MS 390...

  • Page 27: Chain Lubricant

    NOTICE Biological chain oil must be resistant to aging (e.g. STIHL BioPlus), since it will otherwise quickly turn to resin. This results in hard deposits that are difficult to remove, especially in the area of the chain drive and chain. It may even cause the oil pump to seize.

  • 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 290, MS 310, MS 390...

  • Page 29: Winter Operation

    Turn the slide around by 180° and Lift off the prefilter (1) reinsert it to the left next to the spark plug Press the spark plug boot onto the spark plug again MS 290, MS 310, MS 390...

  • Page 30: Information Before You Start

    Risk of engine malfunction – overheating! Adjust Master Control lever The throttle trigger lockout and throttle trigger must be pressed simultaneously to adjust the Master Control lever from the operating position F to cold start l. MS 290, MS 310, MS 390...

  • Page 31: Starting / Stopping The Engine

    Place your right foot into the rear handle Position warm start n If engine is warm (once the engine – has been running for approx. one minute) MS 290, MS 310, MS 390...
  • Page 32 NOTICE The engine must be switched to idle immediately – otherwise, damage to the engine housing and chain brake may occur when the chain brake is locked. MS 290, MS 310, MS 390...

  • Page 33: Operating Instructions

    A new saw chain must be retensioned if necessary, configure for winter more frequently than one that has been operation, see "Winter Operation" in use already for an extended period. MS 290, MS 310, MS 390...

  • Page 34: Oil Quantity Control

    After finishing work counterclockwise. Slacken off the chain if you have NOTICE retensioned it at operating The chain must always be wetted with a temperature during work. film of lubricant. MS 290, MS 310, MS 390...

  • Page 35: Taking Care Of The Guide Bar

    Measure groove depth – using the measuring tool on the file gauge (special accessory) – in the area with the greatest wear Chain type Chain pitch Minimum groove depth Picco 1/4“ P 4.0 mm Rapid 1/4“ 4.0 mm MS 290, MS 310, MS 390...

  • Page 36: Cleaning The Air Filter

    Do not clean fleece filters with a brush! the filter necessary. Replace damaged filter Fouled air filters will impair engine performance, increase fuel consumption Reinstall filter and make the machine more difficult to start. MS 290, MS 310, MS 390...
  • Page 37 Turn the low speed screw (L) then turn it back 1/4 turn. counterclockwise, no further than stop on carburetors with L = 1/4, until the engine runs and accelerates smoothly. MS 290, MS 310, MS 390...

  • Page 38: Spark Arresting Screen In Muffler

    Too much oil in fuel mix. – Clean the dirty spark arresting Dirty air filter. – screen, replace if damaged or Unfavorable running conditions. – heavily carbonized Refit the spark arresting screen Reinstall cover Lift off the prefilter (1) MS 290, MS 310, MS 390...

  • Page 39: Storing The Machine

    Press the spark plug boot firmly Using two saw chains in alternation onto the spark plug helps preserve the chain sprocket. STIHL recommends use of original STIHL chain sprockets in order to ensure optimal functioning of the chain brake. MS 290, MS 310, MS 390...

  • Page 40: Maintaining And Sharpening The Saw Chain

    – can lead to increased kickback tendency of the chain saw – risk of injury! Clean crankshaft stub and needle cage and lubricate with STIHL lubricant (special accessory) Slide needle cage onto the crankshaft stub MS 290, MS 310, MS 390...
  • Page 41 The chain pitch marking (a) is embossed Sharpening angle Use a file holder in the area of the depth gauge of each STIHL saw chains are sharpened with a Always use a file holder (special cutter. 30° sharpening angle. Ripping chains, accessory, see table "Sharpening tools")
  • Page 42 The depth gauge determines the depth guide bar) in accordance with the to which the cutter penetrates the wood specified angle – according to the and thus the chip thickness. MS 290, MS 310, MS 390...
  • Page 43 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 290, MS 310, MS 390...

  • Page 44: Maintenance And Care

    Clean Chain lubrication check Check, pay attention to sharpness Saw chain Checking the chain tension sharpen Check (wear, damage) Clean and turn over Guide bar Deburr replace Chain sprocket check Clean Air filter replace MS 290, MS 310, MS 390...
  • Page 45 STIHL recommends STIHL servicing dealer When using professional chainsaws (with a power output of 3.4 kW or more) for the first time, tighten the cylinder block screws after 10 to 20 hours of operation MS 290, MS 310, MS 390...

  • Page 46: Minimize Wear And Avoid Damage

    Starter mechanism – STIHL recommends that you have Spark plug – servicing and repair work carried out Components of antivibration system – exclusively by an authorized STIHL MS 290, MS 310, MS 390...

  • Page 47: Main Parts

    16 Decompression valve (depending on equipment version) 17 Starter grip 18 Master Control lever 19 Fuel tank twist lock 20 Throttle trigger 21 Throttle lock 22 Rear handle 23 Rear hand guard Serial number MS 290, MS 310, MS 390...

  • Page 48: Specifications

    9500 rpm Chain speed at maximum Idle speed: 2800 rpm power output: 21.7 m/s to ISO 11681 +/- 50 rpm 7-tooth for .325“ (spur chain sprocket) Max. chain speed to ISO 11681: 27.5 m/s MS 290, MS 310, MS 390...

  • Page 49: Ordering Spare Parts

    5.1 m/s The K-factor in accordance with Directive 2006/42/EC is 2.0 dB(A) for the sound pressure level and sound power level; the K-factor in accordance with Directive 2006/42/EC is 2.0 m/s for the vibration level. MS 290, MS 310, MS 390...

  • Page 50: Maintenance And Repairs

    Serial identification replacement parts which have been accessories and packaging to an number: 1127 approved by STIHL for this power tool or approved disposal site for environment- are technically identical. Only use high- friendly recycling. Displacement quality replacement parts in order to MS 290: 56.5 cm...
  • Page 51 MS 290: K-EG- 2009/3142 MS 310: K-EG- 2009/3091 MS 390: K-EG- 2009/3143 Technical documents deposited at: ANDREAS STIHL AG & Co. KG Produktzulassung The year of manufacture and serial number are applied to the product. MS 290, MS 310, MS 390...
  • Page 52 0458-209-0121-A englisch www.stihl.com *04582090121A* 0458-209-0121-A...

This manual is also suitable for:

Ms 310Ms 390

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