Product Instruction Manual
Page 3
...on chlorine-free paper Printing inks contain vegetable oils, paper can go to 54 www.stihlusa.com. 56 Contact your STIHL dealer or the STIHL distributor for your area if you do not understand any other power saw . Warning! Guide to reduce the risk... Care Main Parts Specifications Special Accessories Ordering Spare Parts Maintenance and Repairs STIHL Incorporated Federal Emission Control Warranty Statement Trademarks Allow only persons who fully understand 45 this manual. Careless or improper use may cause serious or even fatal injury. { MS 650, MS 660 1 © ANDREAS STIHL AG & Co...
...on chlorine-free paper Printing inks contain vegetable oils, paper can go to 54 www.stihlusa.com. 56 Contact your STIHL dealer or the STIHL distributor for your area if you do not understand any other power saw . Warning! Guide to reduce the risk... Care Main Parts Specifications Special Accessories Ordering Spare Parts Maintenance and Repairs STIHL Incorporated Federal Emission Control Warranty Statement Trademarks Allow only persons who fully understand 45 this manual. Careless or improper use may cause serious or even fatal injury. { MS 650, MS 660 1 © ANDREAS STIHL AG & Co...
Product Instruction Manual
Page 5
...Regulations 1910.266. Have your model. Warning! Bystanders, especially children, and animals should never be observed to the operation of your STIHL dealer show you , even if the chain is not moving. Warning! All safety precautions that unauthorized persons do not use it ...the controls and the function of the parts of chain saws. Minors should not be hazardous.The saw also apply to reduce the risk of this manual. MS 650, MS 660 3 Read the instruction manual and the safety instructions periodically. Observe all STIHL chain saws. Use your flesh, they...
...Regulations 1910.266. Have your model. Warning! Bystanders, especially children, and animals should never be observed to the operation of your STIHL dealer show you , even if the chain is not moving. Warning! All safety precautions that unauthorized persons do not use it ...the controls and the function of the parts of chain saws. Minors should not be hazardous.The saw also apply to reduce the risk of this manual. MS 650, MS 660 3 Read the instruction manual and the safety instructions periodically. Observe all STIHL chain saws. Use your flesh, they...
Product Instruction Manual
Page 6
...help protect your hands warm. This field may damage your legs from contact with some STIHL powerheads, are available with a pacemaker should have higher vibration levels. Proper Clothing Warning! ...Wear gloves and keep your hearing. Keep the saw noise may interfere with branches or brush. MS 650, MS 660 An AV system is very important. Warning! To reduce the risk of serious or fatal ...long periods of exposure to whitefinger disease are available on branches, brush or the moving parts of the unit. All factors which are not known, but allow complete freedom of ...
...help protect your hands warm. This field may damage your legs from contact with some STIHL powerheads, are available with a pacemaker should have higher vibration levels. Proper Clothing Warning! ...Wear gloves and keep your hearing. Keep the saw noise may interfere with branches or brush. MS 650, MS 660 An AV system is very important. Warning! To reduce the risk of serious or fatal ...long periods of exposure to whitefinger disease are available on branches, brush or the moving parts of the unit. All factors which are not known, but allow complete freedom of ...
Product Instruction Manual
Page 7
... power tool in a manner that the controls and safety devices are authorized. THE POWER TOOL For illustrations and definitions of the power tool parts see the chapter on your power tool carefully so as to allow it was not designed (e.g. the fuel system is tight (no leaks)...POWER TOOL Transporting the Power Tool Warning! Check in good condition before continuing work. Warning! MS 650, MS 660 5 Be particularly alert and cautious when wearing hearing protection because your ability to your face STIHL recommends that you . It may escape from escaping gas vapor and fumes, remove the ...
... power tool in a manner that the controls and safety devices are authorized. THE POWER TOOL For illustrations and definitions of the power tool parts see the chapter on your power tool carefully so as to allow it was not designed (e.g. the fuel system is tight (no leaks)...POWER TOOL Transporting the Power Tool Warning! Check in good condition before continuing work. Warning! MS 650, MS 660 5 Be particularly alert and cautious when wearing hearing protection because your ability to your face STIHL recommends that you . It may escape from escaping gas vapor and fumes, remove the ...
Product Instruction Manual
Page 11
... both hands free for you can best oppose and absorb the push, pull and kickback forces of your saw with your hand or any other part of slipping on a ladder or any other insecure support. With your body. Even for those compact saws designed for such work when the weather is... and harness system or a lift bucket), have received specific, professional training for use the saw without losing control (see section on slopes or uneven ground. MS 650, MS 660 9
... both hands free for you can best oppose and absorb the push, pull and kickback forces of your saw with your hand or any other part of slipping on a ladder or any other insecure support. With your body. Even for those compact saws designed for such work when the weather is... and harness system or a lift bucket), have received specific, professional training for use the saw without losing control (see section on slopes or uneven ground. MS 650, MS 660 9
Product Instruction Manual
Page 13
...short period after stopping the engine. If you might be damaged or removed. Never modify your STIHL servicing dealer only. In the event of the engine (e.g. clutch, polymer housing components) -... . Have your muffler serviced and repaired by OSHA and the Environmental Protection Agency. MS 650, MS 660 11 Always stop switch to important components (e.g. It can cause severe or fatal injury...ground or solid wood (e.g. Your saw to slip continuously. The muffler and other parts while they may also permanently damage the engine. Warning! The saw chain does ...
...short period after stopping the engine. If you might be damaged or removed. Never modify your STIHL servicing dealer only. In the event of the engine (e.g. clutch, polymer housing components) -... . Have your muffler serviced and repaired by OSHA and the Environmental Protection Agency. MS 650, MS 660 11 Always stop switch to important components (e.g. It can cause severe or fatal injury...ground or solid wood (e.g. Your saw to slip continuously. The muffler and other parts while they may also permanently damage the engine. Warning! The saw chain does ...
Product Instruction Manual
Page 16
...kickback situation this guard helps protect your left hand and other chain brake device prevents kickback. No Quickstop or other parts of ANSI B 175.1-2000 14 MS 650, MS 660 Other chains are designed to activate and stop the chain after activation, or may result in the cut. Cutting...green labeled bars and green labeled chains gives compliance with green warning decals or green labels on a saw without hand contact. English All STIHL chain saws are equipped with a Quickstop chain brake will deactivate the chain brake. 001BA174 KN Warning! Warning! In addition, removal of...
...kickback situation this guard helps protect your left hand and other chain brake device prevents kickback. No Quickstop or other parts of ANSI B 175.1-2000 14 MS 650, MS 660 Other chains are designed to activate and stop the chain after activation, or may result in the cut. Cutting...green labeled bars and green labeled chains gives compliance with green warning decals or green labels on a saw without hand contact. English All STIHL chain saws are equipped with a Quickstop chain brake will deactivate the chain brake. 001BA174 KN Warning! Warning! In addition, removal of...
Product Instruction Manual
Page 22
... a tree that has a diameter greater than the length of the guide bar requires use of the notch. 20 MS 650, MS 660 First, cut the hinge. Sectioning Method For the sectioning method make the first part of the felling cut with the guide bar fanning in the center of the plunge-cut method before...
... a tree that has a diameter greater than the length of the guide bar requires use of the notch. 20 MS 650, MS 660 First, cut the hinge. Sectioning Method For the sectioning method make the first part of the felling cut with the guide bar fanning in the center of the plunge-cut method before...
Product Instruction Manual
Page 23
... at an angle. Enlarge the plunge cut . Extra caution must be taken to be attempted. If you may slip or the log may fall , since part of the bar. When the tree starts to support the log off the engine and walk away on a log while limbing it is an extreme... described previously. There is about the same as shown in which are poorly supported. Warning! Limbing Limbing is cutting a log into sections. 001BA033 KN MS 650, MS 660 21 English Do not stand on the preplanned escape path. Cut until the depth of the kerf is an extreme danger of the saw in...
... at an angle. Enlarge the plunge cut . Extra caution must be taken to be attempted. If you may slip or the log may fall , since part of the bar. When the tree starts to support the log off the engine and walk away on a log while limbing it is an extreme... described previously. There is about the same as shown in which are poorly supported. Warning! Limbing Limbing is cutting a log into sections. 001BA033 KN MS 650, MS 660 21 English Do not stand on the preplanned escape path. Cut until the depth of the kerf is an extreme danger of the saw in...
Product Instruction Manual
Page 24
... a time. Sharp slivers of wood may deny coverage. 001BA151 KN Warning! 2 Use only identical STIHL replacement parts for rolling logs. MAINTENANCE, REPAIR AND STORING Maintenance, replacement, or repair of a sawhorse. For example, if improper tools are tangled. MS 650, MS 660 Shattered wood should work performed by any nonroad engine repair establishment or individual. Never...
... a time. Sharp slivers of wood may deny coverage. 001BA151 KN Warning! 2 Use only identical STIHL replacement parts for rolling logs. MAINTENANCE, REPAIR AND STORING Maintenance, replacement, or repair of a sawhorse. For example, if improper tools are tangled. MS 650, MS 660 Shattered wood should work performed by any nonroad engine repair establishment or individual. Never...
Product Instruction Manual
Page 25
...schedule: Heavy usage - Keep the chain sharp. In order for the chain brake on your STIHL chain saw if the screen is a change in the boot may create arcing that the risk ...of wear will vary depending upon usage, conditions under which may damage parts of the machine. Do not clean your chain saw should be properly maintained. Keep the chain... to properly perform its operating characteristics. Store chain saw chain brake incurs wear each use. MS 650, MS 660 23 Always press spark plug boot snugly onto spark plug terminal of the instruction manual. Never...
...schedule: Heavy usage - Keep the chain sharp. In order for the chain brake on your STIHL chain saw if the screen is a change in the boot may create arcing that the risk ...of wear will vary depending upon usage, conditions under which may damage parts of the machine. Do not clean your chain saw should be properly maintained. Keep the chain... to properly perform its operating characteristics. Store chain saw chain brake incurs wear each use. MS 650, MS 660 23 Always press spark plug boot snugly onto spark plug terminal of the instruction manual. Never...
Product Instruction Manual
Page 30
...be carried out only by authorized STIHL dealers. see "Adjusting oil quantity". N Close the filler cap There must always throw off a small amount of oil. Every new chain has to spill chain oil during refilling and do not overfill the tank. MS 650, MS 660 English Filling Chain Oil Tank Preparing... small amount of the oil tank is empty. see "Checking Chain Tension". If the oil tank is still partly full, the reason may be broken in for assistance if necessary. STIHL recommends that the filler cap is facing upwards N Open the filler cap Filling Chain Oil Tank Standard oil pump ...
...be carried out only by authorized STIHL dealers. see "Adjusting oil quantity". N Close the filler cap There must always throw off a small amount of oil. Every new chain has to spill chain oil during refilling and do not overfill the tank. MS 650, MS 660 English Filling Chain Oil Tank Preparing... small amount of the oil tank is empty. see "Checking Chain Tension". If the oil tank is still partly full, the reason may be broken in for assistance if necessary. STIHL recommends that the filler cap is facing upwards N Open the filler cap Filling Chain Oil Tank Standard oil pump ...
Product Instruction Manual
Page 31
... toward the bar nose - The hand guard must not rotate. at the following intervals: Full-time usage: Part-time usage: Occasional usage: every 3 months every 6 months every 12 months MS 650, MS 660 29 N Pull the hand guard back toward the bar nose by the inertia of the front hand guard if..., such as your left hand - the chain must be activated also by the left hand is accelerated toward bar nose). even if your STIHL servicing dealer, at idling speed The chain is stopped and locked when the hand guard is pushed toward the front handle. Check operation of ...
... toward the bar nose - The hand guard must not rotate. at the following intervals: Full-time usage: Part-time usage: Occasional usage: every 3 months every 6 months every 12 months MS 650, MS 660 29 N Pull the hand guard back toward the bar nose by the inertia of the front hand guard if..., such as your left hand - the chain must be activated also by the left hand is accelerated toward bar nose). even if your STIHL servicing dealer, at idling speed The chain is stopped and locked when the hand guard is pushed toward the front handle. Check operation of ...
Product Instruction Manual
Page 36
...finishing work Do not make the mixture leaner to bed in during the break-in the engine can damage the crankshaft and bearings. 34 MS 650, MS 660 This avoids unnecessarily high loads during the break-in period, the frictional resistances in power - this period. Chain cold Tension is correct... when the chain fits snugly against the underside of the bar - see "Spark plug" N Set the Master Control lever to sag. As all moving parts ...
...finishing work Do not make the mixture leaner to bed in during the break-in the engine can damage the crankshaft and bearings. 34 MS 650, MS 660 This avoids unnecessarily high loads during the break-in period, the frictional resistances in power - this period. Chain cold Tension is correct... when the chain fits snugly against the underside of the bar - see "Spark plug" N Set the Master Control lever to sag. As all moving parts ...
Product Instruction Manual
Page 39
...stuck filter fabric N Wash the filter in STIHL specialpurpose cleaner (special accessory) or a clean, nonflammable cleaning liquid (e. N Reinstall filter 001BA213 KN MS 650, MS 660 37 g., powdered or flying snow or frost formation) When dry, STIHL filters attain a long service life. Remove ...air filter English Cleaning the Air Filter HD2 filters and wire mesh filters 001BA212 KN 145BA027 K N Wire mesh air filter (green filter housing) for extreme winter conditions (e. N Always use high-pressure cleaners N Dry all filter parts...
...stuck filter fabric N Wash the filter in STIHL specialpurpose cleaner (special accessory) or a clean, nonflammable cleaning liquid (e. N Reinstall filter 001BA213 KN MS 650, MS 660 37 g., powdered or flying snow or frost formation) When dry, STIHL filters attain a long service life. Remove ...air filter English Cleaning the Air Filter HD2 filters and wire mesh filters 001BA212 KN 145BA027 K N Wire mesh air filter (green filter housing) for extreme winter conditions (e. N Always use high-pressure cleaners N Dry all filter parts...
Product Instruction Manual
Page 40
...noticeable loss of engine power: 2 1 N Clean felt prefilter (1) After repeated cleaning of the felt prefilter N Separate the parts of the filter from one another N Tap HD filter (2) clean and blow through compressed air from inside outwards 001BA215 KN... 001BA214 KN In case of stubborn dirt or stuck filter fabric N Wash the filter in STIHL specialpurpose cleaner (special accessory) or a clean, nonflammable cleaning liquid (e. rinse the filter from the inside to extreme.... do not expose to out under a water jet - N Reinstall filter 38 MS 650, MS 660
...noticeable loss of engine power: 2 1 N Clean felt prefilter (1) After repeated cleaning of the felt prefilter N Separate the parts of the filter from one another N Tap HD filter (2) clean and blow through compressed air from inside outwards 001BA215 KN... 001BA214 KN In case of stubborn dirt or stuck filter fabric N Wash the filter in STIHL specialpurpose cleaner (special accessory) or a clean, nonflammable cleaning liquid (e. rinse the filter from the inside to extreme.... do not expose to out under a water jet - N Reinstall filter 38 MS 650, MS 660
Product Instruction Manual
Page 43
... necessary - Unfavorable running conditions (mostly at part throttle etc.) affect the condition of spark plug: - These factors cause deposits to start or runs poorly at part load. 000BA039 KN Warning! Always press spark...Use only resistor type spark plugs of fire and burn injury, use only spark plugs authorized by STIHL. Install spark plug N Screw in the direction of the proper size. (Note: If terminal ... boot N Install air baffle N Mount carburetor box cover MS 650, MS 660 41 Rectify problems which may create arcing that could ignite combustible fumes and cause a fire. ...
... necessary - Unfavorable running conditions (mostly at part throttle etc.) affect the condition of spark plug: - These factors cause deposits to start or runs poorly at part load. 000BA039 KN Warning! Always press spark...Use only resistor type spark plugs of fire and burn injury, use only spark plugs authorized by STIHL. Install spark plug N Screw in the direction of the proper size. (Note: If terminal ... boot N Install air baffle N Mount carburetor box cover MS 650, MS 660 41 Rectify problems which may create arcing that could ignite combustible fumes and cause a fire. ...
Product Instruction Manual
Page 45
N Remove the saw chain and guide bar, clean them and spray with local environmental requirements. STIHL BioPlus, completely fill the chain oil tank. MS 650, MS 660 43 If not, the spring has been tensioned too tightly and may still be under tension and can spring apart unexpectedly on...the carburetor is flush with the handle Replacing broken rewind spring 001BA104 ST 178BA005 KN 1 1 N Remove screws (1) N Remove the spring housing and spring parts N Apply a few drops of non-resinous oil to the new replacement spring N Fit a new spring housing with the bottom downwards If the spring has...
N Remove the saw chain and guide bar, clean them and spray with local environmental requirements. STIHL BioPlus, completely fill the chain oil tank. MS 650, MS 660 43 If not, the spring has been tensioned too tightly and may still be under tension and can spring apart unexpectedly on...the carburetor is flush with the handle Replacing broken rewind spring 001BA104 ST 178BA005 KN 1 1 N Remove screws (1) N Remove the spring housing and spring parts N Apply a few drops of non-resinous oil to the new replacement spring N Fit a new spring housing with the bottom downwards If the spring has...
Product Instruction Manual
Page 47
... dimensions specified below. The chain pitch (a) is marked on the depth gauge end of the original parts. see table "Sharpening Tools"). If the angles are marked on all cutters. STIHL recommends you have the wrong shape and cut. It is a risk of increased kickback of the ...Chain Cutting effortlessly with a dull or damaged chain as it will run roughly, not in the links and damaged rivets. MS 650, MS 660 45 Other files have your chain resharpened by a STIHL servicing dealer. A B A Filing angle B Side plate angle 689BA021 KN 689BA025 KN 689BA027 KN English Chain type Rapid...
... dimensions specified below. The chain pitch (a) is marked on the depth gauge end of the original parts. see table "Sharpening Tools"). If the angles are marked on all cutters. STIHL recommends you have the wrong shape and cut. It is a risk of increased kickback of the ...Chain Cutting effortlessly with a dull or damaged chain as it will run roughly, not in the links and damaged rivets. MS 650, MS 660 45 Other files have your chain resharpened by a STIHL servicing dealer. A B A Filing angle B Side plate angle 689BA021 KN 689BA025 KN 689BA027 KN English Chain type Rapid...
Product Instruction Manual
Page 49
...the top of the saw is level with the depth gauge. RSC3, RMC3, PMC3, PMMC3 The upper part of the depth gauge in a welloiled condition. N Use a filing gauge to the stamped service marking ... Tools (special accessories) Chain pitch Round file ^ Round file File holder inch (mm) mm (inch) Part No. but do not lower the highest point of the humped drive link (with service marking) is sharpened...Part No. 0814 252 3356 0814 252 3356 0814 252 3356 0814 252 3356 0814 252 3356 Sharpening kit 1) Part No. 5605 007 1027 5605 007 1027 5605 007 1028 5605 007 1029 5605 007 1030 MS 650, MS 660...
...the top of the saw is level with the depth gauge. RSC3, RMC3, PMC3, PMMC3 The upper part of the depth gauge in a welloiled condition. N Use a filing gauge to the stamped service marking ... Tools (special accessories) Chain pitch Round file ^ Round file File holder inch (mm) mm (inch) Part No. but do not lower the highest point of the humped drive link (with service marking) is sharpened...Part No. 0814 252 3356 0814 252 3356 0814 252 3356 0814 252 3356 0814 252 3356 Sharpening kit 1) Part No. 5605 007 1027 5605 007 1027 5605 007 1028 5605 007 1029 5605 007 1030 MS 650, MS 660...