Stihl MS 650 Instruction Manual
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Stihl MS 650 Instruction Manual

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STIHL MS 650, 660
Instruction Manual

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Summary of Contents for Stihl MS 650

  • Page 1 STIHL MS 650, 660 Instruction Manual...

  • Page 3: Table Of Contents

    Checking and Replacing the Chain Sprocket Maintaining and Sharpening the Saw Chain Maintenance and Care This instruction manual is protected by copyright. All rights reserved, especially the rights to reproduce, translate and process with electronic systems. MS 650, MS 660...

  • 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 – danger of immediately by moving the Master injury due to the rotating saw chain. Control lever / stop switch to STOP, 0 or †. MS 650, MS 660...
  • 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 650, MS 660...

  • 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 650, MS 660...

  • 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 650, MS 660...
  • 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 650, MS 660...
  • 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 650, MS 660...
  • 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 650, MS 660...
  • Page 15 Make cuts at both sides of Leave a broader hinge on rotten the trunk at same height as bottom of – trees. MS 650, MS 660...
  • 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 (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 650, MS 660...
  • Page 18 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 650, MS 660...
  • 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 650, MS 660...

  • 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 650, MS 660...

  • 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 650, MS 660...

  • 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: Chain Lubricant

    Preparing the machine recommended. 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.

  • Page 25: Checking Chain Lubrication

    Checking Chain Lubrication Chain Brake Take care not to spill chain oil while refilling and do not overfill the tank. STIHL recommends use of the STIHL filling system for chain oil (available option). Close the filler cap Locking the chain...

  • Page 26: Winter Operation

    Pull the hand guard back toward the the slide (1) from summer position out exclusively by an authorized STIHL front handle, to winter position (2) servicing dealer. Maintain the following...

  • Page 27: Electric Handle Heating

    Control lever moves to the normal run position position as soon as the throttle trigger is Overheating during continuous use is squeezed. impossible. The heating system is Choke shutter closed (l) – this position maintenance-free. is used to start a cold engine. MS 650, MS 660...
  • Page 28 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 – chamber. MS 650, MS 660...
  • Page 29 – out-of-service period, it may be been running for about one minute. necessary to pull the starter rope several Hold and start your saw as times to prime the fuel system. described. MS 650, MS 660...
  • Page 30 (F) and the engine settles down to idling speed. If engine does not start If you did not move the Master Control lever from the choke closed position (l) to the starting throttle MS 650, MS 660...

  • Page 31: 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 650, MS 660...

  • Page 32: Oil Quantity Control

    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 650, MS 660...

  • Page 33: 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 650, MS 660...

  • Page 34: Remove Air Filter

    Cleaning the Air Filter Adjusting the Carburetor If there is a noticeable loss of engine General Information 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 35 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 650, MS 660...

  • Page 36: Spark Arresting Screen In Muffler

    In this version, the muffler is equipped Let the muffler cool down only suppressed spark plugs of the with two spark arresting screens. type approved by STIHL – see Version A "Specifications". Remove the spark plug Move the Master Control lever to the...

  • Page 37: Storing The Machine

    – see "Specifications". Rectify the problems which have caused fouling of the spark plug. Possible causes are: Too much oil in fuel mix. – Dirty air filter. – Unfavorable running conditions. – MS 650, MS 660...

  • Page 38: Checking And Replacing The Chain Sprocket

    (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 39: Maintaining And Sharpening The Saw Chain

    The chain pitch marking (a) is embossed Sharpening angle increased vibration load, unsatisfactory in the area of the depth gauge of each STIHL saw chains are sharpened with a cutting results and increased wear. cutter. 30° sharpening angle. Ripping chains, Clean the saw chain which are sharpened with a 10°...
  • Page 40 90° electric sharpener Depth gauge setting STIHL filing gauge (special accessory, see table "Sharpening tools") – a universal tool for checking sharpening and side plate angles, depth gauge Guide the file: horizontally (at a right...
  • Page 41 – if the depth gauge gauge protrudes past the file gauge, the depth gauge must be reworked MS 650, MS 660...
  • Page 42 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 650, MS 660...

  • Page 43: Maintenance And Care

    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 650, MS 660...
  • Page 44 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 650, MS 660...

  • Page 45: 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 46: Main Parts

    15 Front hand guard 16 Front handle (handlebar) 17 Decompression valve 18 Starter grip 19 Fuel tank twist lock 20 Master Control lever 21 Throttle trigger 22 Throttle trigger interlock 23 Rear handle 24 Rear hand guard Serial number MS 650, MS 660...

  • Page 47: Specifications

    Engine Groove width: 1.6 mm Fuel tank capacity: 825 cc (0.825 l) Nose sprocket: 12-tooth STIHL single cylinder two-stroke engine 3/8" chains Chain Lubrication MS 650 Rapid Micro (36 RM) Type 3652 Fully automatic, speed-controlled oil Displacement: 84.9 cc Rapid Super (36 RS) Type 3621 pump with rotary piston.

  • Page 48: Ordering Spare Parts

    Directive 2006/42/EC is 2.0 m/s for the vibration level. REACH REACH is an EC regulation and stands for the Registration, Evaluation, Authorisation and Restriction of Chemical substances. For information on compliance with the REACH regulation (EC) No. 1907/2006 see www.stihl.com/reach. MS 650, MS 660...

  • Page 49: Maintenance And Repairs

    Take the product, MS 660-W replacement parts which have been accessories and packaging to an approved by STIHL for this power tool or approved disposal site for environment- Serial identification: 1122 are technically identical. Only use high- friendly recycling.
  • Page 50 MS 650: K-EG-2009/3925 all MS 660: K-EG-2009/3619 Technical documents deposited at: ANDREAS STIHL AG & Co. KG Produktzulassung (Product Licensing) The year of manufacture and serial number are applied to the product. Done at Waiblingen, 28.10.2016 ANDREAS STIHL AG & Co. KG...
  • Page 52 0458-178-0121-B englisch www.stihl.com *04581780121B* 0458-178-0121-B...

This manual is also suitable for:

Ms 660

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