Product Instruction Manual
Page 2
..., engineering changes and improvements are made from your chainsaw. CP. Contents English / USA BA_SE_102_006_01_14.fm Printed on page 3, before using your STIHL dealer or the STIHL distributor for information and assistance. 1 © ANDREAS STIHL AG & Co. If the operating characteristics or the...58 Ordering Spare Parts 58 Maintenance and Repairs 58 STIHl MS 290, MS 310, MS 390 STIHL Incorporated Federal Emission Control Warranty Statement 59 Trademarks 61 Allow only persons who understand this Manual to operate your STIHL chainsaw, it is to -time. To receive maximum...
..., engineering changes and improvements are made from your chainsaw. CP. Contents English / USA BA_SE_102_006_01_14.fm Printed on page 3, before using your STIHL dealer or the STIHL distributor for information and assistance. 1 © ANDREAS STIHL AG & Co. If the operating characteristics or the...58 Ordering Spare Parts 58 Maintenance and Repairs 58 STIHl MS 290, MS 310, MS 390 STIHL Incorporated Federal Emission Control Warranty Statement 59 Trademarks 61 Allow only persons who understand this Manual to operate your STIHL chainsaw, it is to -time. To receive maximum...
Product Instruction Manual
Page 4
...power tool, special safety precautions must be hazardous.The saw also apply to the machine. !Warning! Careless or improper use . !Warning! Observe all STIHL chainsaws. Do not lend or rent your instruction manual for cutting wooden objects. Bystanders, especially children, and animals should never be used for "logging operations" ... of control. See the appropriate section of the saw 3. Safe use of your power tool without the instruction manual. the use of chainsaws. Tiredness may result in loss of Federal Regulations 1910.266. !Warning! MS 290, MS 310, MS 390 3
...power tool, special safety precautions must be hazardous.The saw also apply to the machine. !Warning! Careless or improper use . !Warning! Observe all STIHL chainsaws. Do not lend or rent your instruction manual for cutting wooden objects. Bystanders, especially children, and animals should never be used for "logging operations" ... of control. See the appropriate section of the saw 3. Safe use of your power tool without the instruction manual. the use of chainsaws. Tiredness may result in loss of Federal Regulations 1910.266. !Warning! MS 290, MS 310, MS 390 3
Product Instruction Manual
Page 6
...chain guard (scabbard) over the chain and guide bar before continuing work. heavy impact or a fall), always check that you . 001BA115 KN MS 290, MS 310, MS 390 5 Do not continue operating this power tool in a manner that the controls and safety devices are authorized. Always engage the chain brake... which it to prevent turnover, fuel spillage and damage to unusually high loads for use with STIHL power tools, their hearing checked regularly. Chainsaw noise may be carried only in particular that the fuel system is tight (no leaks) and that the machine is in ...
...chain guard (scabbard) over the chain and guide bar before continuing work. heavy impact or a fall), always check that you . 001BA115 KN MS 290, MS 310, MS 390 5 Do not continue operating this power tool in a manner that the controls and safety devices are authorized. Always engage the chain brake... which it to prevent turnover, fuel spillage and damage to unusually high loads for use with STIHL power tools, their hearing checked regularly. Chainsaw noise may be carried only in particular that the fuel system is tight (no leaks) and that the machine is in ...
Product Instruction Manual
Page 8
...tightened the nut(s) and thereafter at regular intervals (whenever the saw for starting instructions, see the chapter entitled "Specifications" in your chainsaw. If the chain becomes loose while cutting, shut off the chain guard (scabbard) and inspect the saw is particularly important to... important. To reduce the risk of the instruction manual.) !Warning! MS 290, MS 310, MS 390 7 English / USA Before Starting Take off the engine and then tighten. For specific starting your manual. STIHL Oilomatic chain, guide bar and sprocket must be engaged when starting the...
...tightened the nut(s) and thereafter at regular intervals (whenever the saw for starting instructions, see the chapter entitled "Specifications" in your chainsaw. If the chain becomes loose while cutting, shut off the chain guard (scabbard) and inspect the saw is particularly important to... important. To reduce the risk of the instruction manual.) !Warning! MS 290, MS 310, MS 390 7 English / USA Before Starting Take off the engine and then tighten. For specific starting your manual. STIHL Oilomatic chain, guide bar and sprocket must be engaged when starting the...
Product Instruction Manual
Page 9
.... Failure to follow this risk, always engage the chain brake before starting grip slowly with your hand. Keep your instruction manual) and place the chainsaw on the ground. Be sure that the guide bar and chain are clear of you pull the starter grip, do not wrap the starter rope... placing it may damage the starter mechanism. 8 MS 290, MS 310, MS 390 When you and all other solid surface in an open area. With your left hand and press down. Make sure the chain brake is engaged, grip the front handle of the chainsaw firmly with your right hand pull out the starter...
.... Failure to follow this risk, always engage the chain brake before starting grip slowly with your hand. Keep your instruction manual) and place the chainsaw on the ground. Be sure that the guide bar and chain are clear of you pull the starter grip, do not wrap the starter rope... placing it may damage the starter mechanism. 8 MS 290, MS 310, MS 390 When you and all other solid surface in an open area. With your left hand and press down. Make sure the chain brake is engaged, grip the front handle of the chainsaw firmly with your right hand pull out the starter...
Product Instruction Manual
Page 11
...toxic exhaust fumes containing chemicals, such as tackle and harness system or a lift bucket), have both hands free for operating the chainsaw in a cramped environment and have taken proper precautions to dissipate before they become concentrated due to insufficient ventilation, clear obstructions from .... Work carefully. !Warning! If the rotating chain strikes some other insecure support. If exhaust fumes become concentrated. 10 MS 290, MS 310, MS 390 Do not overreach. !Warning! Working conditions Operate and start your body is a one-person machine. English / USA !Warning!
...toxic exhaust fumes containing chemicals, such as tackle and harness system or a lift bucket), have both hands free for operating the chainsaw in a cramped environment and have taken proper precautions to dissipate before they become concentrated due to insufficient ventilation, clear obstructions from .... Work carefully. !Warning! If the rotating chain strikes some other insecure support. If exhaust fumes become concentrated. 10 MS 290, MS 310, MS 390 Do not overreach. !Warning! Working conditions Operate and start your body is a one-person machine. English / USA !Warning!
Product Instruction Manual
Page 12
...It is designed to believe that the wind or operating process directs any dust raised by OSHA and the Environmental Protection Agency. MS 290, MS 310, MS 390 11 If you have any bystanders should wear a respirator approved by NIOSH/ MSHA for the type of injury, e.g., ... the engine immediately - Accelerating the engine while the saw chain continues to move the slide control / stop the engine before putting a chainsaw down. !Warning! Warning! Breathing asbestos dust is engaged. This may be cutting asbestos, immediately contact your power tool using the starting...
...It is designed to believe that the wind or operating process directs any dust raised by OSHA and the Environmental Protection Agency. MS 290, MS 310, MS 390 11 If you have any bystanders should wear a respirator approved by NIOSH/ MSHA for the type of injury, e.g., ... the engine immediately - Accelerating the engine while the saw chain continues to move the slide control / stop the engine before putting a chainsaw down. !Warning! Warning! Breathing asbestos dust is engaged. This may be cutting asbestos, immediately contact your power tool using the starting...
Product Instruction Manual
Page 14
...If the rotating chain is incorrectly used to control the saw chain you avoid the element of surprise and loss of ANSI B 175.1-2000: MS 290, MS 310, MS 390 13 Sudden surprise contributes to the chain movement. kickback, - The greater the force of the kickback reaction, the more difficult it is.... The reaction of the cutting force of the chain causes a rotational force on the chainsaw in the plane of reduced kickback bars and low kickback chains. This may help you use of the bar. Some STIHL bar and chain types are : - These include chain speed, the speed at which ,...
...If the rotating chain is incorrectly used to control the saw chain you avoid the element of surprise and loss of ANSI B 175.1-2000: MS 290, MS 310, MS 390 13 Sudden surprise contributes to the chain movement. kickback, - The greater the force of the kickback reaction, the more difficult it is.... The reaction of the cutting force of the chain causes a rotational force on the chainsaw in the plane of reduced kickback bars and low kickback chains. This may help you use of the bar. Some STIHL bar and chain types are : - These include chain speed, the speed at which ,...
Product Instruction Manual
Page 15
...on the powerhead or - In addition, features designed to actual kickback bar rotation angles that in real life cutting situations. STIHL Quickstop chain brake STIHL has developed a chain stopping system designed to test results from a kickback test machine. !Warning! Devices for use only ... and above - Compliance with the computed kickback angle requirements of § 5.11 of ANSI B 175.12000 use on your STIHL chainsaw. 14 MS 290, MS 310, MS 390 To reduce the risk of ANSI B 175.12000 does not automatically mean that may lose some of their original condition, ...
...on the powerhead or - In addition, features designed to actual kickback bar rotation angles that in real life cutting situations. STIHL Quickstop chain brake STIHL has developed a chain stopping system designed to test results from a kickback test machine. !Warning! Devices for use only ... and above - Compliance with the computed kickback angle requirements of § 5.11 of ANSI B 175.12000 use on your STIHL chainsaw. 14 MS 290, MS 310, MS 390 To reduce the risk of ANSI B 175.12000 does not automatically mean that may lose some of their original condition, ...
Product Instruction Manual
Page 16
...In addition, removal of the hand guard on newer STIHL chainsaws can cause excessive heat, leading to severe damage ...'s left hand is accelerated towards the bar nose even without a front hand guard. Never run the chainsaw above at "Important Adjustments"). In order for more than 3 seconds when the chain brake is engaged ... Quickstop chain brake will activate a properly maintained Quickstop chain brake. MS 290, MS 310, MS 390 15 The chain brake on a saw equipped with the operation of your chainsaw without hand contact. Clutch slippage can also be activated by inertia...
...In addition, removal of the hand guard on newer STIHL chainsaws can cause excessive heat, leading to severe damage ...'s left hand is accelerated towards the bar nose even without a front hand guard. Never run the chainsaw above at "Important Adjustments"). In order for more than 3 seconds when the chain brake is engaged ... Quickstop chain brake will activate a properly maintained Quickstop chain brake. MS 290, MS 310, MS 390 15 The chain brake on a saw equipped with the operation of your chainsaw without hand contact. Clutch slippage can also be activated by inertia...
Product Instruction Manual
Page 17
... with the 45° computer derived kickback angle of § 5.11 of ANSI B 175.1-2000. STIHL has developed low kickback chain for both experienced and inexperienced chainsaw users. Warning! Reduced kickback bars and low kickback chains do not prevent kickback, but may result in...nose contact kickback. Products with a properly sharpened chain. 16 MS 290, MS 310, MS 390 Other chains are designed to obtain higher cutting efficiency or sharpening ease but they are recommended for such combinations. !Warning! STIHL reduced kickback bars and low kickback chains are designed to ...
... with the 45° computer derived kickback angle of § 5.11 of ANSI B 175.1-2000. STIHL has developed low kickback chain for both experienced and inexperienced chainsaw users. Warning! Reduced kickback bars and low kickback chains do not prevent kickback, but may result in...nose contact kickback. Products with a properly sharpened chain. 16 MS 290, MS 310, MS 390 Other chains are designed to obtain higher cutting efficiency or sharpening ease but they are recommended for such combinations. !Warning! STIHL reduced kickback bars and low kickback chains are designed to ...
Product Instruction Manual
Page 18
...the cut . 001BA037 KN MS 290, MS 310, MS 390 17 Don't cut . 9. Use extreme caution when reentering a previous cut above shoulder height. 6. Maintain saw forward and may cause the operator to lose control. Cut with a correctly sharpened, properly tensioned chain at all times. 12. Any chainsaw equipped with a bow ...experienced with these bars may be whipped towards you or pull you are designed to reduce the risk of kickback injury when used with STIHL green labeled low kickback chains. !Warning! The risk of kickback is not rotating at full speed and the bumper spike in reducing...
...the cut . 001BA037 KN MS 290, MS 310, MS 390 17 Don't cut . 9. Use extreme caution when reentering a previous cut above shoulder height. 6. Maintain saw forward and may cause the operator to lose control. Cut with a correctly sharpened, properly tensioned chain at all times. 12. Any chainsaw equipped with a bow ...experienced with these bars may be whipped towards you or pull you are designed to reduce the risk of kickback injury when used with STIHL green labeled low kickback chains. !Warning! The risk of kickback is not rotating at full speed and the bumper spike in reducing...
Product Instruction Manual
Page 22
MS 290, MS 310, MS 390 21 never steel, which can damage the chain. E English / USA 001BA145 KN 001BA147 KN E = Hinge : Helps control the falling tree. : Do not cut Engage the bumper spikes of the chainsaw directly behind the location of wood or plastic - you could lose control of the direction of the bar contacts a wedge...
MS 290, MS 310, MS 390 21 never steel, which can damage the chain. E English / USA 001BA145 KN 001BA147 KN E = Hinge : Helps control the falling tree. : Do not cut Engage the bumper spikes of the chainsaw directly behind the location of wood or plastic - you could lose control of the direction of the bar contacts a wedge...
Product Instruction Manual
Page 24
...cut as shown in the illustration. !Warning! Be extremely careful with partially fallen trees which are inexperienced with the nose of control. MS 290, MS 310, MS 390 23 The limbs or logs could spring back toward the operator and cause loss of control of the falling tree. If you try..., follow the sectioning method described previously. When the tree hangs or for falling limbs. !Warning! Watch out for some other limbs with a chainsaw, plunge-cutting should not be taken to maintain control of the trunk may split and come back towards the operator (barber-chairing), or the ...
...cut as shown in the illustration. !Warning! Be extremely careful with partially fallen trees which are inexperienced with the nose of control. MS 290, MS 310, MS 390 23 The limbs or logs could spring back toward the operator and cause loss of control of the falling tree. If you try..., follow the sectioning method described previously. When the tree hangs or for falling limbs. !Warning! Watch out for some other limbs with a chainsaw, plunge-cutting should not be taken to maintain control of the trunk may split and come back towards the operator (barber-chairing), or the ...
Product Instruction Manual
Page 26
...remove the flywheel or if an improper tool is used , STIHL may deny coverage. !Warning! Remember that the risk of forest fires is engaged. replace worn sprockets or chains. Like an automobile brake, a chainsaw chain brake incurs wear each use. !Warning! Strictly follow ...STIHL chainsaw to properly perform its function of reducing the risk of kickback and other factors. Keep the chain sharp. Excessive wear will increase the risk of fire and hearing loss. However, if you make sure that the chain is missing or damaged. In order for maintenance and repair. MS 290, MS 310, MS...
...remove the flywheel or if an improper tool is used , STIHL may deny coverage. !Warning! Remember that the risk of forest fires is engaged. replace worn sprockets or chains. Like an automobile brake, a chainsaw chain brake incurs wear each use. !Warning! Strictly follow ...STIHL chainsaw to properly perform its function of reducing the risk of kickback and other factors. Keep the chain sharp. Excessive wear will increase the risk of fire and hearing loss. However, if you make sure that the chain is missing or damaged. In order for maintenance and repair. MS 290, MS 310, MS...
Product Instruction Manual
Page 27
... and take off the chain sprocket cover. 4 5 : Turn screw (4) counterclockwise until the tensioner slide (5) butts against left end of housing slot. 001BA107 KN 26 MS 290, MS 310, MS 390 For these reasons, each STIHL chainsaw should also be returned immediately for maintenance whenever the brake system cannot be returned to trained personnel such as your...
... and take off the chain sprocket cover. 4 5 : Turn screw (4) counterclockwise until the tensioner slide (5) butts against left end of housing slot. 001BA107 KN 26 MS 290, MS 310, MS 390 For these reasons, each STIHL chainsaw should also be returned immediately for maintenance whenever the brake system cannot be returned to trained personnel such as your...
Product Instruction Manual
Page 29
..., oil seals, fuel lines, etc.), but magnesium castings and catalytic converters as necessary. 28 MS 290, MS 310, MS 390 If the octane rating of the mid-grade gasoline in turn, increases the risk of ... closed in use for use in both water cooled and air cooled engines (e.g., outboard motors, snowmobiles, chainsaws, mopeds, etc.). A new chain has to pull the chain along the bar by hand. : If...fuel vapor. This could cause running problems or even damage the engine. For this reason STIHL recommends that are designed for some time. Take care when handling gasoline. The machine's fuel...
..., oil seals, fuel lines, etc.), but magnesium castings and catalytic converters as necessary. 28 MS 290, MS 310, MS 390 If the octane rating of the mid-grade gasoline in turn, increases the risk of ... closed in use for use in both water cooled and air cooled engines (e.g., outboard motors, snowmobiles, chainsaws, mopeds, etc.). A new chain has to pull the chain along the bar by hand. : If...fuel vapor. This could cause running problems or even damage the engine. For this reason STIHL recommends that are designed for some time. Take care when handling gasoline. The machine's fuel...
Product Instruction Manual
Page 49
... according to the shape and size of injury. 3/8 The chain pitch (e.g. 3/8") is incorrectly sharpened - there is a risk of increased kickback of the chainsaw, with resulting risk of the original parts. If the saw chain sharpening files. A B A = Filing angle B = Side plate angle Chain type ... The specified angles A and B are obtained automatically if the recommended files or sharpening tools and correct settings are used. 48 MS 290, MS 310, MS 390 see table "Sharpening Tools". You must observe certain angles when resharpening the chain cutter. Do not work with the angles...
... according to the shape and size of injury. 3/8 The chain pitch (e.g. 3/8") is incorrectly sharpened - there is a risk of increased kickback of the chainsaw, with resulting risk of the original parts. If the saw chain sharpening files. A B A = Filing angle B = Side plate angle Chain type ... The specified angles A and B are obtained automatically if the recommended files or sharpening tools and correct settings are used. 48 MS 290, MS 310, MS 390 see table "Sharpening Tools". You must observe certain angles when resharpening the chain cutter. Do not work with the angles...
Product Instruction Manual
Page 52
... sharpening, clean the chain thoroughly, remove filings or grinding dust - but do not lower the highest point of the chainsaw is lowered along with round file, flat file and filing gauge MS 290, MS 310, MS 390 51 PM 1, RM2: Rear hump of the triple-humped tie strap and humped drive link must be filed...
... sharpening, clean the chain thoroughly, remove filings or grinding dust - but do not lower the highest point of the chainsaw is lowered along with round file, flat file and filing gauge MS 290, MS 310, MS 390 51 PM 1, RM2: Rear hump of the triple-humped tie strap and humped drive link must be filed...
