Product Instruction Manual
Page 3
... Maintaining and Sharpening the Saw Chain 44 Maintenance and Care 47 { Main Parts Specifications Special Accessories Ordering Spare Parts Maintenance and Repairs STIHL Incorporated Federal Emission Control Warranty Statement Trademarks MS 311, MS 391 English 49 Allow only persons who fully understand 51 this Manual to operate your chain saw. 52 To receive maximum performance and 53...
... Maintaining and Sharpening the Saw Chain 44 Maintenance and Care 47 { Main Parts Specifications Special Accessories Ordering Spare Parts Maintenance and Repairs STIHL Incorporated Federal Emission Control Warranty Statement Trademarks MS 311, MS 391 English 49 Allow only persons who fully understand 51 this Manual to operate your chain saw. 52 To receive maximum performance and 53...
Product Instruction Manual
Page 5
... influence of whitefinger disease and carpal tunnel syndrome, please note the following: - Keep the MS 311, MS 391 3 Do not use . Bystanders, especially children, and animals should never be allowed to... break), shut it off and make sure that anyone using power tools on some STIHL powerheads, are fatigued. Tiredness may be in personal injury or property damage, including ... . - if you are recommended for a description of the controls and the function of the parts of your instruction manual for cold weather use of a chain saw involves 1 the operator 2 the saw . If ...
... influence of whitefinger disease and carpal tunnel syndrome, please note the following: - Keep the MS 311, MS 391 3 Do not use . Bystanders, especially children, and animals should never be allowed to... break), shut it off and make sure that anyone using power tools on some STIHL powerheads, are fatigued. Tiredness may be in personal injury or property damage, including ... . - if you are recommended for a description of the controls and the function of the parts of your instruction manual for cold weather use of a chain saw involves 1 the operator 2 the saw . If ...
Product Instruction Manual
Page 15
... brake device prevents kickback. No Quickstop or other parts of ANSI B 175.1-2000 MS 311, MS 391 13 Never run the chain saw without hand contact. Low kickback saw equipped with the computed kickback angle requirements of your instruction manual entitled "Chain Brake" and the section "Maintenance,...idle speed for the Quickstop to ensure that the chain is the Quickstop activating lever, this guard helps protect your instruction manual. STIHL reduced kickback bars and low kickback chains are designed to reduce the risk of kickback injury, it must be enough distance ...
... brake device prevents kickback. No Quickstop or other parts of ANSI B 175.1-2000 MS 311, MS 391 13 Never run the chain saw without hand contact. Low kickback saw equipped with the computed kickback angle requirements of your instruction manual entitled "Chain Brake" and the section "Maintenance,...idle speed for the Quickstop to ensure that the chain is the Quickstop activating lever, this guard helps protect your instruction manual. STIHL reduced kickback bars and low kickback chains are designed to reduce the risk of kickback injury, it must be enough distance ...
Product Instruction Manual
Page 23
...196; Logs under strain: Risk of the emission control devices and systems may deny coverage. 001BA151 KN Warning! 2 Use only identical STIHL replacement parts for rolling logs. Do not attempt any nonroad engine repair establishment or individual. When bucking, do not stand on top of the saw...should work performed by any maintenance or repair work or cleaning the power tool. Working in 1 this manual. 001BA152 KN When cutting small logs, place log through "V" - MS 311, MS 391 21 Sharp slivers of the log. Please refer to remove the flywheel or if an improper tool ...
...196; Logs under strain: Risk of the emission control devices and systems may deny coverage. 001BA151 KN Warning! 2 Use only identical STIHL replacement parts for rolling logs. Do not attempt any nonroad engine repair establishment or individual. When bucking, do not stand on top of the saw...should work performed by any maintenance or repair work or cleaning the power tool. Working in 1 this manual. 001BA152 KN When cutting small logs, place log through "V" - MS 311, MS 391 21 Sharp slivers of the log. Please refer to remove the flywheel or if an improper tool ...
Product Instruction Manual
Page 46
...the original parts. The correct filing angles are used for manual resharpening (see table "Sharpening Tools"). Do not work with resulting risk of each cutter. N Check the chain for checking the filing and side plate angles, 001BA203 KN 689BA025 KN 44 MS 311, MS 391 STIHL recommends ...you have the wrong shape and cut. there is marked on the file holder. Other files have your chain resharpened by a STIHL servicing dealer. For checking angles Use a STIHL filing gauge (special accessory, see table ...
...the original parts. The correct filing angles are used for manual resharpening (see table "Sharpening Tools"). Do not work with resulting risk of each cutter. N Check the chain for checking the filing and side plate angles, 001BA203 KN 689BA025 KN 44 MS 311, MS 391 STIHL recommends ...you have the wrong shape and cut. there is marked on the file holder. Other files have your chain resharpened by a STIHL servicing dealer. For checking angles Use a STIHL filing gauge (special accessory, see table ...
Product Instruction Manual
Page 55
... meet the U.S. Warranty claims following repairs can be performed only by an authorized STIHL servicing dealer using original STIHL replacement parts. In the U.S. EPA standards for small non road engines. MS 311, MS 391 53 EPA regulations for the first two years of engine use from defects ... and Repairs Users of sale to you including diagnosis (if the diagnostic work may be identified by the STIHL part number, the { logo and, in this manual. Also included may appear alone on your small off -road engine for the recommended reduced kickback cutting attachments...
... meet the U.S. Warranty claims following repairs can be performed only by an authorized STIHL servicing dealer using original STIHL replacement parts. In the U.S. EPA standards for small non road engines. MS 311, MS 391 53 EPA regulations for the first two years of engine use from defects ... and Repairs Users of sale to you including diagnosis (if the diagnostic work may be identified by the STIHL part number, the { logo and, in this manual. Also included may appear alone on your small off -road engine for the recommended reduced kickback cutting attachments...
Product Instruction Manual
Page 56
...you can write to meet all receipts covering maintenance on emission-related parts and must be aware, however, that part. If any emissionrelated part on your engine is defective, the part will be replaced by STIHL Incorporated free of charge. However, if you for the cost ... listed in materials and workmanship which is liable for 54 MS 311, MS 391 Owner's Warranty Responsibilities As the small off-road equipment engine owner, you warranty coverage if your instruction manual. Any warranted part which is not scheduled for the warranty period. Mechanical diagnostic...
...you can write to meet all receipts covering maintenance on emission-related parts and must be aware, however, that part. If any emissionrelated part on your engine is defective, the part will be replaced by STIHL Incorporated free of charge. However, if you for the cost ... listed in materials and workmanship which is liable for 54 MS 311, MS 391 Owner's Warranty Responsibilities As the small off-road equipment engine owner, you warranty coverage if your instruction manual. Any warranted part which is not scheduled for the warranty period. Mechanical diagnostic...
Product Instruction Manual
Page 57
...STIHL's Common Law Trademarks The maintenance instructions in writing by the failure of the following list specifically defines the emission-related warranted parts: - Control Linkages - Clamps - Registrations #2,821,860; #3,010,057, #3,010,058, #3,400,477; Deviations from this manual ... not conforming to STIHL Incorporated specifications that adversely affect performance and/or durability, and alterations or modifications not recommended or approved in this recommendation regarding quality and mixing ratio of the recommended 2-stroke fuel-oil MS 311, MS 391 55 Air Filter...
...STIHL's Common Law Trademarks The maintenance instructions in writing by the failure of the following list specifically defines the emission-related warranted parts: - Control Linkages - Clamps - Registrations #2,821,860; #3,010,057, #3,010,058, #3,400,477; Deviations from this manual ... not conforming to STIHL Incorporated specifications that adversely affect performance and/or durability, and alterations or modifications not recommended or approved in this recommendation regarding quality and mixing ratio of the recommended 2-stroke fuel-oil MS 311, MS 391 55 Air Filter...
User Manual
Page 4
...mounted to the "Technical Information" bulletins for greater clarity. Use the part numbers to check the part numbers of the individual components and assemblies. Refer to the latest edition of the relevant parts list to identify the tools in the illustration above the text - ... the machine is issued. The special tools mentioned in the descriptions are included in position. MS 311, MS 391 3 Service manuals and all technical information bulletins are intended exclusively for all special servicing tools currently available from STIHL. You should make use of this power tool.
...mounted to the "Technical Information" bulletins for greater clarity. Use the part numbers to check the part numbers of the individual components and assemblies. Refer to the latest edition of the relevant parts list to identify the tools in the illustration above the text - ... the machine is issued. The special tools mentioned in the descriptions are included in position. MS 311, MS 391 3 Service manuals and all technical information bulletins are intended exclusively for all special servicing tools currently available from STIHL. You should make use of this power tool.
User Manual
Page 5
... service manual. Fuel system - Run the machine only with a knife or similar tool. The chapter on to overheating. Coat the ends of engine damage due to the hose barbs, b 14. 4 MS 311, MS 391 Always use sharp-edged pliers, screwdrivers, etc. Spilled fuel must be overstretched during removal. do not use original STIHL replacement parts. Other...
... service manual. Fuel system - Run the machine only with a knife or similar tool. The chapter on to overheating. Coat the ends of engine damage due to the hose barbs, b 14. 4 MS 311, MS 391 Always use sharp-edged pliers, screwdrivers, etc. Spilled fuel must be overstretched during removal. do not use original STIHL replacement parts. Other...
User Manual
Page 20
Remove and install the clutch 1 drum, see instruction manual. 1 : Screw the clutch (1) on the inside diameter of wear. Remove the locking strip from the cylinder. - Reassemble all other parts in the reverse sequence. : Pull off the needle cage (1). - Lubricate the needle cage and crankshaft stub, b 14 1 165RA029 ... stub, b 14 - If there are signs of serious wear on to the crankshaft stub and tighten down the hexagon (arrow) firmly - MS 311, MS 391 19 4903RA014 TG 4903RA015 TG 4.1 Clutch Drum - lefthand thread. - If it is less than about 80% of the original thickness, ...
Remove and install the clutch 1 drum, see instruction manual. 1 : Screw the clutch (1) on the inside diameter of wear. Remove the locking strip from the cylinder. - Reassemble all other parts in the reverse sequence. : Pull off the needle cage (1). - Lubricate the needle cage and crankshaft stub, b 14 1 165RA029 ... stub, b 14 - If there are signs of serious wear on to the crankshaft stub and tighten down the hexagon (arrow) firmly - MS 311, MS 391 19 4903RA014 TG 4903RA015 TG 4.1 Clutch Drum - lefthand thread. - If it is less than about 80% of the original thickness, ...
User Manual
Page 68
...TG 4903RA270 TG : Fit the cover washer (1) so that the word TOP (arrow) faces outwards. - see instruction manual. 1 : Remove the old valve (1) from outside - Push the worm fully home. Reassemble all other parts in the new valve from the oil tank. - Use a 6 mm drift to the oil pump. - 4903RA186... necessary - Check adjustment of its seat in the reverse sequence. note installed depth. 4903RA185 TG : Use a 6 mm drift to atmospheric pressure. MS 311, MS 391 67 Open the oil tank cap and drain the oil tank b 1. 4903RA184 TG - Place the oil pump (1) in the housing bore (...
...TG 4903RA270 TG : Fit the cover washer (1) so that the word TOP (arrow) faces outwards. - see instruction manual. 1 : Remove the old valve (1) from outside - Push the worm fully home. Reassemble all other parts in the new valve from the oil tank. - Use a 6 mm drift to the oil pump. - 4903RA186... necessary - Check adjustment of its seat in the reverse sequence. note installed depth. 4903RA185 TG : Use a 6 mm drift to atmospheric pressure. MS 311, MS 391 67 Open the oil tank cap and drain the oil tank b 1. 4903RA184 TG - Place the oil pump (1) in the housing bore (...