Product Instruction Manual
Page 3
... Lubrication 31 Chain Brake 31 Starting / Stopping the Engine 32 Operating Instructions 36 Taking Care of the Guide Bar 37 Shroud 37 Cleaning the Air Filter 38 Engine Management 38 Adjusting the Carburetor 38 Spark Arresting Screen in ...Main Parts Specifications Special Accessories Ordering Spare Parts Maintenance and Repairs STIHL Incorporated Federal Emission Control Warranty Statement STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement Trademarks { MS 170, MS 170 C, MS 180, MS 180 C Allow only persons who fully understand 42 this 55...
... Lubrication 31 Chain Brake 31 Starting / Stopping the Engine 32 Operating Instructions 36 Taking Care of the Guide Bar 37 Shroud 37 Cleaning the Air Filter 38 Engine Management 38 Adjusting the Carburetor 38 Spark Arresting Screen in ...Main Parts Specifications Special Accessories Ordering Spare Parts Maintenance and Repairs STIHL Incorporated Federal Emission Control Warranty Statement STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement Trademarks { MS 170, MS 170 C, MS 180, MS 180 C Allow only persons who fully understand 42 this 55...
Product Instruction Manual
Page 7
..., MS 170 C, MS 180, MS 180 C 5 Be particularly alert and cautious when wearing hearing protection because your ability to protect your hands. Heavy-duty, nonslip gloves improve your power tool with STIHL power tools, their use with ANSI Z 87.1 (or your goggles or protective glasses. In case of doubt,... tool. Warning! Fueling Instructions Warning! Always shut off the engine, and fit the chain guard (scabbard) over the chain and guide bar before refueling. Never modify this machine if it to prevent turnover, fuel spillage and damage to allow it can cause fire and serious ...
..., MS 170 C, MS 180, MS 180 C 5 Be particularly alert and cautious when wearing hearing protection because your ability to protect your hands. Heavy-duty, nonslip gloves improve your power tool with STIHL power tools, their use with ANSI Z 87.1 (or your goggles or protective glasses. In case of doubt,... tool. Warning! Fueling Instructions Warning! Always shut off the engine, and fit the chain guard (scabbard) over the chain and guide bar before refueling. Never modify this machine if it to prevent turnover, fuel spillage and damage to allow it can cause fire and serious ...
Product Instruction Manual
Page 9
...the "ANSI B 175.1-2000 chain saw chain saw for proper condition and operation. (See the maintenance chart near the end of injury. MS 170, MS 170 C, MS 180, MS 180 C 7 Unit vibrations can be followed as an aid in your power tool for additional information. See also the "Fueling" chapter ...thereafter at regular intervals (whenever the saw without assistance. The screwdriver end of your power tool if it is extremely important. Warning! STIHL Oilomatic chain, guide bar and sprocket must match each other similar tool can cause an improperly tightened fuel filler cap to secure the...
...the "ANSI B 175.1-2000 chain saw chain saw for proper condition and operation. (See the maintenance chart near the end of injury. MS 170, MS 170 C, MS 180, MS 180 C 7 Unit vibrations can be followed as an aid in your power tool for additional information. See also the "Fueling" chapter ...thereafter at regular intervals (whenever the saw without assistance. The screwdriver end of your power tool if it is extremely important. Warning! STIHL Oilomatic chain, guide bar and sprocket must match each other similar tool can cause an improperly tightened fuel filler cap to secure the...
Product Instruction Manual
Page 10
...good balance and secure footing. Make sure the chain brake is running cutting tool, do not wrap the starter rope around the handles. 8 MS 170, MS 170 C, MS 180, MS 180 C As soon as the engine is engaged, grip the front handle of personal injury from chain contact and / or reactive forces, ...tool and make proper adjustments and repairs. When you cannot set the correct idle speed, have your STIHL dealer check your chain saw . To reduce the risk of injury from loss of the bar touches any object, it a brisk, strong pull. 001BA113 KN 001BA114 KN The second recommended method ...
...good balance and secure footing. Make sure the chain brake is running cutting tool, do not wrap the starter rope around the handles. 8 MS 170, MS 170 C, MS 180, MS 180 C As soon as the engine is engaged, grip the front handle of personal injury from chain contact and / or reactive forces, ...tool and make proper adjustments and repairs. When you cannot set the correct idle speed, have your STIHL dealer check your chain saw . To reduce the risk of injury from loss of the bar touches any object, it a brisk, strong pull. 001BA113 KN 001BA114 KN The second recommended method ...
Product Instruction Manual
Page 11
Watch for you to control reactive forces and to prevent the bar and chain from the cutting tool. Be extremely cautious when working on freshly debarked logs. Warning! To reduce the risk of injury from falling limbs ... work in a tree unless you can best oppose and absorb the push, pull and kickback forces of your hand or any other insecure support. MS 170, MS 170 C, MS 180, MS 180 C 9 This also applies to the operator or bystanders from loss of cut injuries, keep hands and feet away from skating or bouncing...
Watch for you to control reactive forces and to prevent the bar and chain from the cutting tool. Be extremely cautious when working on freshly debarked logs. Warning! To reduce the risk of injury from falling limbs ... work in a tree unless you can best oppose and absorb the push, pull and kickback forces of your hand or any other insecure support. MS 170, MS 170 C, MS 180, MS 180 C 9 This also applies to the operator or bystanders from loss of cut injuries, keep hands and feet away from skating or bouncing...
Product Instruction Manual
Page 12
... pressure on the saw when reaching the end of a cut or kerf, go out of the cut . The pressure may cause the bar and rotating chain to cause respiratory problems, cancer, birth defects, or other reproductive harm. Warning! Some of others in case help is ...When the inhalation of the cutting attachment whenever the engine is a one-person machine. Substantial or repeated inhalation of dust encountered. 10 MS 170, MS 170 C, MS 180, MS 180 C This includes wood dust, especially from hardwoods, but also from inhaling toxic fumes, never run the machine indoors or in ...
... pressure on the saw when reaching the end of a cut or kerf, go out of the cut . The pressure may cause the bar and rotating chain to cause respiratory problems, cancer, birth defects, or other reproductive harm. Warning! Some of others in case help is ...When the inhalation of the cutting attachment whenever the engine is a one-person machine. Substantial or repeated inhalation of dust encountered. 10 MS 170, MS 170 C, MS 180, MS 180 C This includes wood dust, especially from hardwoods, but also from inhaling toxic fumes, never run the machine indoors or in ...
Product Instruction Manual
Page 14
... a catalytic converter cools down less rapidly than conventional mufflers, always set your muffler maintained by a STIHL servicing dealer. pushback, - pull-in the muffler. Kickback: Kickback may cause serious or fatal injury... of these screens will normally The powerful force used to cut . 12 MS 170, MS 170 C, MS 180, MS 180 C Kickback may help you avoid the element of surprise and loss of... cylinder shroud or a damaged / deformed muffler shell. Under some cutting circumstances the bar moves towards the operator, who may occur any solid object such as conventional mufflers...
... a catalytic converter cools down less rapidly than conventional mufflers, always set your muffler maintained by a STIHL servicing dealer. pushback, - pull-in the muffler. Kickback: Kickback may cause serious or fatal injury... of these screens will normally The powerful force used to cut . 12 MS 170, MS 170 C, MS 180, MS 180 C Kickback may help you avoid the element of surprise and loss of... cylinder shroud or a damaged / deformed muffler shell. Under some cutting circumstances the bar moves towards the operator, who may occur any solid object such as conventional mufflers...
Product Instruction Manual
Page 15
... of § 5.11 of ANSI B 175.1-2000 use a saw chain and reduced kickback bars." STIHL recommends the use of injury, never use only the following cutting attachments: English - Some STIHL bar and chain types are no relationship to test results from a kickback test machine. Compliance with ... not function properly. MS 170, MS 170 C, MS 180, MS 180 C 13 These include chain speed, the speed at least two devices to control the saw chain you use of the STIHL Quickstop chain brake on your local STIHL servicing dealer. The type of bar and saw . The...
... of § 5.11 of ANSI B 175.1-2000 use a saw chain and reduced kickback bars." STIHL recommends the use of injury, never use only the following cutting attachments: English - Some STIHL bar and chain types are no relationship to test results from a kickback test machine. Compliance with ... not function properly. MS 170, MS 170 C, MS 180, MS 180 C 13 These include chain speed, the speed at least two devices to control the saw chain you use of the STIHL Quickstop chain brake on your local STIHL servicing dealer. The type of bar and saw . The...
Product Instruction Manual
Page 16
...can cause excessive heat, leading to stop the chain before proceeding and check the operation of ANSI B 175.1-2000 14 MS 170, MS 170 C, MS 180, MS 180 C Clutch slippage can be properly maintained and in higher kickback tendency. These devices are designed to cool before ...working order. Cutting attachments with the computed kickback angle requirements of your body. Warning! Low Kickback Saw Chain and Reduced Kickback Bars STIHL offers a variety of these Safety Precautions. If clutch slippage in excess of 3 seconds has occurred, allow the motor housing to...
...can cause excessive heat, leading to stop the chain before proceeding and check the operation of ANSI B 175.1-2000 14 MS 170, MS 170 C, MS 180, MS 180 C Clutch slippage can be properly maintained and in higher kickback tendency. These devices are designed to cool before ...working order. Cutting attachments with the computed kickback angle requirements of your body. Warning! Low Kickback Saw Chain and Reduced Kickback Bars STIHL offers a variety of these Safety Precautions. If clutch slippage in excess of 3 seconds has occurred, allow the motor housing to...
Product Instruction Manual
Page 17
... performance requirements of § 5.11.2.4 of kickback injury. When used with all powerhead and bar combinations. Warning! MS 170, MS 170 C, MS 180, MS 180 C 15 Low Kickback Chain Some types of saw is a chain which have not been tested with STIHL green labeled low kickback chains. English Warning! Always cut with which will, in its...
... performance requirements of § 5.11.2.4 of kickback injury. When used with all powerhead and bar combinations. Warning! MS 170, MS 170 C, MS 180, MS 180 C 15 Low Kickback Chain Some types of saw is a chain which have not been tested with STIHL green labeled low kickback chains. English Warning! Always cut with which will, in its...
Product Instruction Manual
Page 18
...grip. Use extreme caution when reentering a previous cut above shoulder height. 6. Do not attempt to the side of the cutting path of the guide bar contact any STIHL chain saw. Stand to plunge cut if you off balance. 001BA037 KN 001BA038 KN To avoid Pull-in 1. To avoid Pushback 1. Do not twist...object in the wood. Do not cut because the chain can pinch. 16 MS 170, MS 170 C, MS 180, MS 180 C Maintain saw forward and may result from a plunge cut or underbuck cut limbs with a bow guide because of the bar is to open the kerf or cut more than one log at all ...
...grip. Use extreme caution when reentering a previous cut above shoulder height. 6. Do not attempt to the side of the cutting path of the guide bar contact any STIHL chain saw. Stand to plunge cut if you off balance. 001BA037 KN 001BA038 KN To avoid Pull-in 1. To avoid Pushback 1. Do not twist...object in the wood. Do not cut because the chain can pinch. 16 MS 170, MS 170 C, MS 180, MS 180 C Maintain saw forward and may result from a plunge cut or underbuck cut limbs with a bow guide because of the bar is to open the kerf or cut more than one log at all ...
Product Instruction Manual
Page 21
... cuts at same height as subsequent felling cut. N Cut to no more than center of wood or plastic - it may cause kickback. MS 170, MS 170 C, MS 180, MS 180 C 19 This is the hinge. N Do not cut through the hinge - you could lose control of the direction of the fall... in softwood in summer - Drive wedges into the felling cut where necessary to 5 cm) higher than width of the trunk, at both sides of guide bar. you could lose control of the direction of the fall . Conventional and open-face technique: N Begin 1 to 2 inches (2,5 to control the fall . ...
... cuts at same height as subsequent felling cut. N Cut to no more than center of wood or plastic - it may cause kickback. MS 170, MS 170 C, MS 180, MS 180 C 19 This is the hinge. N Do not cut through the hinge - you could lose control of the direction of the fall... in softwood in summer - Drive wedges into the felling cut where necessary to 5 cm) higher than width of the trunk, at both sides of guide bar. you could lose control of the direction of the fall . Conventional and open-face technique: N Begin 1 to 2 inches (2,5 to control the fall . ...
Product Instruction Manual
Page 22
...the bumper spikes of the chain saw directly behind the location of the guide bar and can result in kickback. When repositioning for the next cut . If... the length of the guide bar requires use of either the sectioning felling cut or plunge-cut with the guide bar fanning in the center of... a tree that has a diameter greater than twice the length of the guide bar requires the use of the plunge-cut method before making the felling cut .... Warning! Avoid repositioning the saw for the next cut, keep the guide bar fully engaged in the kerf to open the cut straight. Then, using ...
...the bumper spikes of the chain saw directly behind the location of the guide bar and can result in kickback. When repositioning for the next cut . If... the length of the guide bar requires use of either the sectioning felling cut or plunge-cut with the guide bar fanning in the center of... a tree that has a diameter greater than twice the length of the guide bar requires the use of the plunge-cut method before making the felling cut .... Warning! Avoid repositioning the saw for the next cut, keep the guide bar fully engaged in the kerf to open the cut straight. Then, using ...
Product Instruction Manual
Page 23
... cut it is an extreme danger of the guide bar. Always keep to the side of a professional. Limbing Limbing is cutting a log into sections. 001BA033 KN MS 170, MS 170 C, MS 180, MS 180 C 21 The plunge cut is made with ...logs could spring back toward the operator and cause loss of control of the guide bar. Warning! Start limbing by lifting the limb. Cut until the depth of the kerf is an extreme danger... of the guide bar nose to fall , causing loss of the saw , you may slip or the log may fall...
... cut it is an extreme danger of the guide bar. Always keep to the side of a professional. Limbing Limbing is cutting a log into sections. 001BA033 KN MS 170, MS 170 C, MS 180, MS 180 C 21 The plunge cut is made with ...logs could spring back toward the operator and cause loss of control of the guide bar. Warning! Start limbing by lifting the limb. Cut until the depth of the kerf is an extreme danger... of the guide bar nose to fall , causing loss of the saw , you may slip or the log may fall...
Product Instruction Manual
Page 25
.... Never test the ignition system with a spark-arresting screen to trained personnel such as your STIHL servicing dealer for the chain brake on the wood. Remember that could ignite combustible fumes and...saw is engaged. Store chain saw chain brake incurs wear each use. Keep the chain, bar and sprocket clean; You can render it is used and other injuries, it must be ...nuts, bolts and screws except the carburetor adjustment screws after each time it inoperable. MS 170, MS 170 C, MS 180, MS 180 C 23 Do not operate your machine with a removed spark plug, since ...
.... Never test the ignition system with a spark-arresting screen to trained personnel such as your STIHL servicing dealer for the chain brake on the wood. Remember that could ignite combustible fumes and...saw is engaged. Store chain saw chain brake incurs wear each use. Keep the chain, bar and sprocket clean; You can render it is used and other injuries, it must be ...nuts, bolts and screws except the carburetor adjustment screws after each time it inoperable. MS 170, MS 170 C, MS 180, MS 180 C 23 Do not operate your machine with a removed spark plug, since ...
Product Instruction Manual
Page 26
... chain sprocket. the chain brake is an audible click - English Cutting Attachment STIHL is the only manufacturer in the industry to produce its own chain saws, guide bars, saw chain (1) must match. - Mounting the Bar and Chain (front chain tensioner) Removing the chain sprocket cover 1 2 a 3 t = a ...: 2 - The drive link gauge (2) of the saw chains and chain sprockets. start at the bar nose. 143BA003 KN 001BA186 KN 24 MS 170, MS 170 C, MS 180, MS 180 C N Fit the chain - The pitch (t) of the saw chain (1), chain sprocket and the nose sprocket of the housing...
... chain sprocket. the chain brake is an audible click - English Cutting Attachment STIHL is the only manufacturer in the industry to produce its own chain saws, guide bars, saw chain (1) must match. - Mounting the Bar and Chain (front chain tensioner) Removing the chain sprocket cover 1 2 a 3 t = a ...: 2 - The drive link gauge (2) of the saw chains and chain sprockets. start at the bar nose. 143BA003 KN 001BA186 KN 24 MS 170, MS 170 C, MS 180, MS 180 C N Fit the chain - The pitch (t) of the saw chain (1), chain sprocket and the nose sprocket of the housing...
Product Instruction Manual
Page 27
the cutting edges on the top of the bar must point to one another 2 2310BA016 KN 2310BA017 KN 1 N Insert and tighten screw (2) 2310BA014 KN N Remove and reverse tensioning gear (1) MS 170, MS 170 C, MS 180, MS 180 C 25 N Turn the tensioning screw (4) clockwise until it hangs loosely in the chain sprocket cover (3) N Remove chain sprocket cover...
the cutting edges on the top of the bar must point to one another 2 2310BA016 KN 2310BA017 KN 1 N Insert and tighten screw (2) 2310BA014 KN N Remove and reverse tensioning gear (1) MS 170, MS 170 C, MS 180, MS 180 C 25 N Turn the tensioning screw (4) clockwise until it hangs loosely in the chain sprocket cover (3) N Remove chain sprocket cover...
Product Instruction Manual
Page 28
...sprocket cover, sliding the guide lugs into the engine housing openings 4 5 181BA012 KN 1 Put on the chain sprocket (2) N Slide the guide bar over the collar screw (3); When fitting the chain sprocket cover, the teeth of injury by the sharp cutters. 135BA011 KN English Releasing the chain brake... N Fit the saw chain on protective gloves - the head of the guide bar - if necessary, 2310BA018 KN 26 MS 170, MS 170 C, MS 180, MS 180 C starting at the nose of the rear collar screw must mesh; chain brake is released Fitting the saw chain...
...sprocket cover, sliding the guide lugs into the engine housing openings 4 5 181BA012 KN 1 Put on the chain sprocket (2) N Slide the guide bar over the collar screw (3); When fitting the chain sprocket cover, the teeth of injury by the sharp cutters. 135BA011 KN English Releasing the chain brake... N Fit the saw chain on protective gloves - the head of the guide bar - if necessary, 2310BA018 KN 26 MS 170, MS 170 C, MS 180, MS 180 C starting at the nose of the rear collar screw must mesh; chain brake is released Fitting the saw chain...
Product Instruction Manual
Page 29
...001BA112 KN Retensioning during cutting work : N Switch off the engine. N Tighten down the hinged clip. MS 170, MS 170 C, MS 180, MS 180 C 27 see chapter on "Operating Instructions". see chapter on "Operating Instructions". N Hold the bar nose up , tighten down the nuts firmly. A new chain has to be retensioned more often than...snugly against the engine housing N Swing grip (5) into position (until the chain sprocket cover can be slid completely against the underside of the bar. N Loosen the nuts. N Use a screwdriver to "Checking Chain Tension". N While still holding the...
...001BA112 KN Retensioning during cutting work : N Switch off the engine. N Tighten down the hinged clip. MS 170, MS 170 C, MS 180, MS 180 C 27 see chapter on "Operating Instructions". see chapter on "Operating Instructions". N Hold the bar nose up , tighten down the nuts firmly. A new chain has to be retensioned more often than...snugly against the engine housing N Swing grip (5) into position (until the chain sprocket cover can be slid completely against the underside of the bar. N Loosen the nuts. N Use a screwdriver to "Checking Chain Tension". N While still holding the...
Product Instruction Manual
Page 30
... and air cooled engines (e.g., outboard motors, snowmobiles, chain saws, mopeds, etc.). it is certified to pull the chain along the bar by always using fuel with a much higher or lower ethanol content. If your power tool shows an incorrect idle adjustment, have your...you switch from your hands. N Check chain tension frequently - To reduce the risk of personal injury from static 28 MS 170, MS 170 C, MS 180, MS 180 C Use only STIHL two-stroke engine oil or equivalent high-quality two-stroke engine oils that state they are designed for use only high...
... and air cooled engines (e.g., outboard motors, snowmobiles, chain saws, mopeds, etc.). it is certified to pull the chain along the bar by always using fuel with a much higher or lower ethanol content. If your power tool shows an incorrect idle adjustment, have your...you switch from your hands. N Check chain tension frequently - To reduce the risk of personal injury from static 28 MS 170, MS 170 C, MS 180, MS 180 C Use only STIHL two-stroke engine oil or equivalent high-quality two-stroke engine oils that state they are designed for use only high...