Product Instruction Manual
Page 3
...Tension 28 Fuel 28 Fueling 29 Chain Lubricant 30 Filling Chain Oil Tank 30 Checking Chain Lubrication 31 Chain Brake 31 Starting / Stopping the Engine 32 Operating Instructions 36 Taking Care of personal injury. Because a chain saw . KG, ... 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 ...
...Tension 28 Fuel 28 Fueling 29 Chain Lubricant 30 Filling Chain Oil Tank 30 Checking Chain Lubrication 31 Chain Brake 31 Starting / Stopping the Engine 32 Operating Instructions 36 Taking Care of personal injury. Because a chain saw . KG, ... 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 ...
Product Instruction Manual
Page 8
...properly when twisted, the base of the cap may be damaged or broken; If the grip does not lie completely flush with the raised positioning 6 MS 170, MS 170 C, MS 180, MS 180 C this happens, change your clothing immediately. Toolless cap with the top of the cap until it will go (approx. 1/4 turn ) ... when the positioning marks line up ) until the leak is fixed and any spilled fuel before starting your cap still does not tighten properly, it may be equipped with this STIHL cap, raise the grip on the grip does not fit in the corresponding recess in the filler...
...properly when twisted, the base of the cap may be damaged or broken; If the grip does not lie completely flush with the raised positioning 6 MS 170, MS 170 C, MS 180, MS 180 C this happens, change your clothing immediately. Toolless cap with the top of the cap until it will go (approx. 1/4 turn ) ... when the positioning marks line up ) until the leak is fixed and any spilled fuel before starting your cap still does not tighten properly, it may be equipped with this STIHL cap, raise the grip on the grip does not fit in the corresponding recess in the filler...
Product Instruction Manual
Page 9
...kickback standard" below. Before replacing any bar and chain, see the appropriate section of the STIHL combination wrench or other in order to secure the bar. Starting Warning! Always check your Instruction Manual for additional information. Warning! In order to the ... fire and burn injuries, start the saw with the sprocket cover loose. Screw Cap Warning! Proper starting , particularly the throttle trigger, throttle trigger lockout, stop switch and cutting tool. Unit vibrations can be followed as described in your manual. MS 170, MS 170 C, MS 180, MS 180 C 7
...kickback standard" below. Before replacing any bar and chain, see the appropriate section of the STIHL combination wrench or other in order to secure the bar. Starting Warning! Always check your Instruction Manual for additional information. Warning! In order to the ... fire and burn injuries, start the saw with the sprocket cover loose. Screw Cap Warning! Proper starting , particularly the throttle trigger, throttle trigger lockout, stop switch and cutting tool. Unit vibrations can be followed as described in your manual. MS 170, MS 170 C, MS 180, MS 180 C 7
Product Instruction Manual
Page 10
... speed, have your STIHL dealer check your unit with the ground, put the toe of the saw . At correct idle speed, the cutting tool should not move. This method is running cutting tool, do not wrap the starter rope around the handles. 8 MS 170, MS 170 C, MS 180, MS 180 C For saws... with a rear handle level with incorrect idle adjustment. If the upper quadrant of the tip of control and / or contact with the running , immediately blip the throttle trigger, which will be engaged when starting your chain saw . As...
... speed, have your STIHL dealer check your unit with the ground, put the toe of the saw . At correct idle speed, the cutting tool should not move. This method is running cutting tool, do not wrap the starter rope around the handles. 8 MS 170, MS 170 C, MS 180, MS 180 C For saws... with a rear handle level with incorrect idle adjustment. If the upper quadrant of the tip of control and / or contact with the running , immediately blip the throttle trigger, which will be engaged when starting your chain saw . As...
Product Instruction Manual
Page 12
... even when starting. If exhaust fumes become concentrated. Control dust at or near the ambient (background) level, the operator and any dust raised by NIOSH / MSHA for the type of the cutting attachment whenever the engine is clear of dust encountered. 10 MS 170, MS 170 C, MS 180, MS 180 C... pop out of the cut . The pressure may be substantially controlled, i.e., kept at the source where possible. Working Conditions Operate and start your body is running. Warning! Even though bystanders should wear a respirator approved by the power tool away from the running , this...
... even when starting. If exhaust fumes become concentrated. Control dust at or near the ambient (background) level, the operator and any dust raised by NIOSH / MSHA for the type of the cutting attachment whenever the engine is clear of dust encountered. 10 MS 170, MS 170 C, MS 180, MS 180 C... pop out of the cut . The pressure may be substantially controlled, i.e., kept at the source where possible. Working Conditions Operate and start your body is running. Warning! Even though bystanders should wear a respirator approved by the power tool away from the running , this...
Product Instruction Manual
Page 13
...cancer. Inspect antivibration elements periodically. If you might be cutting asbestos, immediately contact your power tool using the starting throttle lock, as you have control of injury, e.g., from any foreign materials such as pine needles, ..., breakage or excessive wear. Warning! When sawing, make sure that you have been strictly regulated by your STIHL servicing dealer. the trunk of the cylinder, spark plug) become hot during normal operation may occur if the...such as rocks, fences, nails and the like. Have your muffler. MS 170, MS 170 C, MS 180, MS 180 C 11
...cancer. Inspect antivibration elements periodically. If you might be cutting asbestos, immediately contact your power tool using the starting throttle lock, as you have control of injury, e.g., from any foreign materials such as pine needles, ..., breakage or excessive wear. Warning! When sawing, make sure that you have been strictly regulated by your STIHL servicing dealer. the trunk of the cylinder, spark plug) become hot during normal operation may occur if the...such as rocks, fences, nails and the like. Have your muffler. MS 170, MS 170 C, MS 180, MS 180 C 11
Product Instruction Manual
Page 18
... of the location of kickback injury when used for shifting of the guide bar contact any STIHL chain saw is not held securely against the tree or limb and when the chain is...or pull you are not experienced with a bow guide because of the increased kickback contact area. Always start a cut more than one log at a time. 3. Do not cut . Begin cutting and continue... saw control. The risk of kickback is to plunge cut because the chain can pinch. 16 MS 170, MS 170 C, MS 180, MS 180 C Be especially careful near wire fences and when cutting small, tough limbs, small size brush...
... of the location of kickback injury when used for shifting of the guide bar contact any STIHL chain saw is not held securely against the tree or limb and when the chain is...or pull you are not experienced with a bow guide because of the increased kickback contact area. Always start a cut more than one log at a time. 3. Do not cut . Begin cutting and continue... saw control. The risk of kickback is to plunge cut because the chain can pinch. 16 MS 170, MS 170 C, MS 180, MS 180 C Be especially careful near wire fences and when cutting small, tough limbs, small size brush...
Product Instruction Manual
Page 23
...freely hanging limbs, a pinch may result or the limb may be attempted. The plunge cut is cutting a log into sections. 001BA033 KN MS 170, MS 170 C, MS 180, MS 180 C 21 Extra caution must be cut. Warning! The limbs or logs could spring back toward the operator and cause loss of control ...is about to the tree at full throttle, insert the guide bar in the illustration. To make the felling cut it - When the tree starts to cut , follow the sectioning method described previously. Watch out for some other limbs with a cable winch, block and tackle or tractor....
...freely hanging limbs, a pinch may result or the limb may be attempted. The plunge cut is cutting a log into sections. 001BA033 KN MS 170, MS 170 C, MS 180, MS 180 C 21 Extra caution must be cut. Warning! The limbs or logs could spring back toward the operator and cause loss of control ...is about to the tree at full throttle, insert the guide bar in the illustration. To make the felling cut it - When the tree starts to cut , follow the sectioning method described previously. Watch out for some other limbs with a cable winch, block and tackle or tractor....
Product Instruction Manual
Page 24
... section of the saw. Warning! Have such work not described in your instruction manual. MS 170, MS 170 C, MS 180, MS 180 C Never permit another person to burst. If on a slope, stand on top...When cutting small logs, place log through "V"-shaped supports on the uphill side of non-STIHL parts may be caught and flung in order to remove the clutch, structural damage to the... do not stand on saw pinches, stop the engine and make bucking cut very carefully. Always start relieving cut (1) at compression side.Then make sure that the cutting tool is stopped before cutting...
... section of the saw. Warning! Have such work not described in your instruction manual. MS 170, MS 170 C, MS 180, MS 180 C Never permit another person to burst. If on a slope, stand on top...When cutting small logs, place log through "V"-shaped supports on the uphill side of non-STIHL parts may be caught and flung in order to remove the clutch, structural damage to the... do not stand on saw pinches, stop the engine and make bucking cut very carefully. Always start relieving cut (1) at compression side.Then make sure that the cutting tool is stopped before cutting...
Product Instruction Manual
Page 26
... exactly match the chain saw chains and chain sprockets. English Cutting Attachment STIHL is the only manufacturer in the industry to produce its own chain saws, guide bars, saw . start at the bar nose. 143BA003 KN 001BA186 KN 24 MS 170, MS 170 C, MS 180, MS 180 C A cutting attachment consists of operation. 001BA191 KN N Unscrew the nut and...
... exactly match the chain saw chains and chain sprockets. English Cutting Attachment STIHL is the only manufacturer in the industry to produce its own chain saws, guide bars, saw . start at the bar nose. 143BA003 KN 001BA186 KN 24 MS 170, MS 170 C, MS 180, MS 180 C A cutting attachment consists of operation. 001BA191 KN N Unscrew the nut and...
Product Instruction Manual
Page 28
...chain brake is released Fitting the saw chain 3 2 181BA013 KN N Place the saw chain - risk of the guide bar - if necessary, 2310BA018 KN 26 MS 170, MS 170 C, MS 180, MS 180 C pay attention to the left as far as possible N Turn the guide bar so that the tensioning gear faces the user 001BA186 KN N Pull... the guide lugs into the bar groove (see arrow) and turn the tensioning gear to the position of the rear collar screw must mesh; starting at the nose of injury by the sharp cutters. 135BA011 KN English Releasing the chain brake N Fit the saw chain on protective gloves -
...chain brake is released Fitting the saw chain 3 2 181BA013 KN N Place the saw chain - risk of the guide bar - if necessary, 2310BA018 KN 26 MS 170, MS 170 C, MS 180, MS 180 C pay attention to the left as far as possible N Turn the guide bar so that the tensioning gear faces the user 001BA186 KN N Pull... the guide lugs into the bar groove (see arrow) and turn the tensioning gear to the position of the rear collar screw must mesh; starting at the nose of injury by the sharp cutters. 135BA011 KN English Releasing the chain brake N Fit the saw chain on protective gloves -
Product Instruction Manual
Page 33
... chain must always throw off a small amount of the chain brake. Always check chain lubrication and the oil level in the tank before starting cutting work . Never operate your left hand - Every new chain has to 3 minutes. N Pull the hand guard back toward the...Checking Chain Tension". - Always disengage chain brake before accelerating engine and before starting - in the chain, check chain tension and adjust if necessary - or when brake is accelerated toward the front handle. during a MS 170, MS 170 C, MS 180, MS 180 C 31 The chain brake is not behind the hand guard, ...
... chain must always throw off a small amount of the chain brake. Always check chain lubrication and the oil level in the tank before starting cutting work . Never operate your left hand - Every new chain has to 3 minutes. N Pull the hand guard back toward the...Checking Chain Tension". - Always disengage chain brake before accelerating engine and before starting - in the chain, check chain tension and adjust if necessary - or when brake is accelerated toward the front handle. during a MS 170, MS 170 C, MS 180, MS 180 C 31 The chain brake is not behind the hand guard, ...
Product Instruction Manual
Page 34
... and move freely. the master control lever returns to run F to the warm start n - Switching to cold start n, first set it serviced and maintained regularly by trained personnel, such as your STIHL servicing dealer, at idle speed, engage the chain brake (push hand guard toward ... usage: Part-time usage: Occasional usage: every 3 months every 6 months every 12 months Starting / Stopping the Engine Positions of the combustion chamber, if the engine was flooded 32 MS 170, MS 170 C, MS 180, MS 180 C When the engine has turned over for approx. Accelerate up to run empty (engine...
... and move freely. the master control lever returns to run F to the warm start n - Switching to cold start n, first set it serviced and maintained regularly by trained personnel, such as your STIHL servicing dealer, at idle speed, engage the chain brake (push hand guard toward ... usage: Part-time usage: Occasional usage: every 3 months every 6 months every 12 months Starting / Stopping the Engine Positions of the combustion chamber, if the engine was flooded 32 MS 170, MS 170 C, MS 180, MS 180 C When the engine has turned over for approx. Accelerate up to run empty (engine...
Product Instruction Manual
Page 35
...With the right hand, pull the starter grip slowly until you feel it a brisk strong pull - MS 170, MS 170 C, MS 180, MS 180 C 33 On the ground Between the knees or thighs Starting Standard versions English 143BA018 KN 143BA019 KN 143BA020 KN N Place the chain saw securely on handlebar, ...press the chain saw during starting. simultaneously press down on the handlebar - to pull the starter rope several...
...With the right hand, pull the starter grip slowly until you feel it a brisk strong pull - MS 170, MS 170 C, MS 180, MS 180 C 33 On the ground Between the knees or thighs Starting Standard versions English 143BA018 KN 143BA019 KN 143BA020 KN N Place the chain saw securely on handlebar, ...press the chain saw during starting. simultaneously press down on the handlebar - to pull the starter rope several...
Product Instruction Manual
Page 36
... chain saw Only versions with Easy2Start The Easy2Start stores the energy for starting the chain saw chain is blocked N Simultaneously press and hold down on the handlebar - risk of the chain saw 34 MS 170, MS 170 C, MS 180, MS 180 C If engine is cold (even if the engine has stalled... during opening of the engine. For this reason, press the button again before each additional starting procedure 143BA016 KN 143BA017 KN For all the way...
... chain saw Only versions with Easy2Start The Easy2Start stores the energy for starting the chain saw chain is blocked N Simultaneously press and hold down on the handlebar - risk of the chain saw 34 MS 170, MS 170 C, MS 180, MS 180 C If engine is cold (even if the engine has stalled... during opening of the engine. For this reason, press the button again before each additional starting procedure 143BA016 KN 143BA017 KN For all the way...
Product Instruction Manual
Page 37
see "Spark plug" N Set the master control lever to warm start n and continue cranking Once the engine is cold N Restart the engine N Move the master control lever to the stop position 0 MS 170, MS 170 C, MS 180, MS 180 C 35 N Move the master control lever to the stop position 0 N Remove ...the spark plug - the chain saw chain is ready for the first time STOP 0 3 N Move master control lever (3) to warm start n - Open the throttle only ...
see "Spark plug" N Set the master control lever to warm start n and continue cranking Once the engine is cold N Restart the engine N Move the master control lever to the stop position 0 MS 170, MS 170 C, MS 180, MS 180 C 35 N Move the master control lever to the stop position 0 N Remove ...the spark plug - the chain saw chain is ready for the first time STOP 0 3 N Move master control lever (3) to warm start n - Open the throttle only ...
Product Instruction Manual
Page 40
... to provide the engine with a optimal fuel-air mixture in all operating states. 143BA054 ST 143BA048 KN N Pull the filter upwards to cold start l N Remove the shroud - flammable cleaning liquid (e. see "Shroud" Exhaust emissions are controlled by the design of engine power N Simultaneously press...English Cleaning the Air Filter Engine Management Adjusting the Carburetor If there is firmly seated, then 2 turns clockwise (standard setting LD = 2) MS 170, MS 170 C, MS 180, MS 180 C carburation, ignition, timing and valve or port timing) without the addition of any major hardware.
... to provide the engine with a optimal fuel-air mixture in all operating states. 143BA054 ST 143BA048 KN N Pull the filter upwards to cold start l N Remove the shroud - flammable cleaning liquid (e. see "Shroud" Exhaust emissions are controlled by the design of engine power N Simultaneously press...English Cleaning the Air Filter Engine Management Adjusting the Carburetor If there is firmly seated, then 2 turns clockwise (standard setting LD = 2) MS 170, MS 170 C, MS 180, MS 180 C carburation, ignition, timing and valve or port timing) without the addition of any major hardware.
Product Instruction Manual
Page 41
... unfavorable running conditions (mostly at idle speed: N Turn the idle speed adjusting screw (LD) slowly counterclockwise until the saw chain continues to start l N Remove the shroud - N Refit the spark arresting screen - place the cover in the same direction If the saw chain begins ... 143BA043 LÄ N Take out the screws (1) and remove the cover (2). then back off the spark plug boot N Unscrew spark plug MS 170, MS 170 C, MS 180, MS 180 C 39 then turn an additional 1/2 turn Saw chain rotates at part throttle etc.) affect the condition of the spark plug. Spark Arresting...
... unfavorable running conditions (mostly at idle speed: N Turn the idle speed adjusting screw (LD) slowly counterclockwise until the saw chain continues to start l N Remove the shroud - N Refit the spark arresting screen - place the cover in the same direction If the saw chain begins ... 143BA043 LÄ N Take out the screws (1) and remove the cover (2). then back off the spark plug boot N Unscrew spark plug MS 170, MS 170 C, MS 180, MS 180 C 39 then turn an additional 1/2 turn Saw chain rotates at part throttle etc.) affect the condition of the spark plug. Spark Arresting...
Product Instruction Manual
Page 42
...the fan housing N Tension or, if necessary, replace the starter rope or rewind spring 40 MS 170, MS 170 C, MS 180, MS 180 C To reduce the risk of the guide bush N Do not pull out the ...rope more than specified since it might break N Do not let the starter grip snap back, guide it replaced by STIHL...could ignite combustible fumes and cause a fire. Rectify problems which have it slowly into the housing See "Starting / stopping the engine"! operating at part load. 000BA039 KN 000BA071 KN 1 2 Warning! English Checking ...
...the fan housing N Tension or, if necessary, replace the starter rope or rewind spring 40 MS 170, MS 170 C, MS 180, MS 180 C To reduce the risk of the guide bush N Do not pull out the ...rope more than specified since it might break N Do not let the starter grip snap back, guide it replaced by STIHL...could ignite combustible fumes and cause a fire. Rectify problems which have it slowly into the housing See "Starting / stopping the engine"! operating at part load. 000BA039 KN 000BA071 KN 1 2 Warning! English Checking ...
Product Instruction Manual
Page 48
before starting work after finishing work area, resin-rich wood, tropical wood, etc.), shorten the specified intervals accordingly. English Maintenance and Care The following maintenance intervals apply ... bar Clean and turn over Deburr Replace Chain sprocket Check Air filter Clean Replace Anti-vibration elements Check Have replaced by dealer1) 46 X X X X X X X X X X X X XX X X X X X X X X X X X XX X X X X X X X MS 170, MS 170 C, MS 180, MS 180 C If you only use the saw occasionally, extend the intervals accordingly.
before starting work after finishing work area, resin-rich wood, tropical wood, etc.), shorten the specified intervals accordingly. English Maintenance and Care The following maintenance intervals apply ... bar Clean and turn over Deburr Replace Chain sprocket Check Air filter Clean Replace Anti-vibration elements Check Have replaced by dealer1) 46 X X X X X X X X X X X X XX X X X X X X X X X X X XX X X X X X X X MS 170, MS 170 C, MS 180, MS 180 C If you only use the saw occasionally, extend the intervals accordingly.
