Product Instruction Manual
Page 3
...36 Adjusting the Carburetor 37 Spark Arresting Screen in chapter "Safety Precautions and Working 52 Techniques" before using your STIHL trimmer / 50 brushcutter, it is a high-speed cutting tool some special safety precautions must be recycled. ...Care 44 Main Parts 46 { Specifications Special Accessories Maintenance and Repairs STIHL Incorporated Federal Emission Control Warranty Statement STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement Trademarks FS 110, FS 110 R English 48 Allow only persons who fully understand 49 this Manual...
...36 Adjusting the Carburetor 37 Spark Arresting Screen in chapter "Safety Precautions and Working 52 Techniques" before using your STIHL trimmer / 50 brushcutter, it is a high-speed cutting tool some special safety precautions must be recycled. ...Care 44 Main Parts 46 { Specifications Special Accessories Maintenance and Repairs STIHL Incorporated Federal Emission Control Warranty Statement STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement Trademarks FS 110, FS 110 R English 48 Allow only persons who fully understand 49 this Manual...
Product Instruction Manual
Page 4
...A description of severe or fatal injury. N Lever (2) ... Indicates an imminent risk of a step or procedure that require your STIHL dealer for assistance. Filler hole for gasoline and engine oil mixture Press to the operating instructions, this manual. The individual steps or...refers directly to continually improve all of your machine. If the operating characteristics or the appearance of its individual components. 2 FS 110, FS 110 R Such paragraphs are explained in this manual, please contact your special attention. Press to time. In addition to operate ...
...A description of severe or fatal injury. N Lever (2) ... Indicates an imminent risk of a step or procedure that require your STIHL dealer for assistance. Filler hole for gasoline and engine oil mixture Press to the operating instructions, this manual. The individual steps or...refers directly to continually improve all of your machine. If the operating characteristics or the appearance of its individual components. 2 FS 110, FS 110 R Such paragraphs are explained in this manual, please contact your special attention. Press to time. In addition to operate ...
Product Instruction Manual
Page 5
.... therefore, the power tool is referred in this manual as rocks or bits of metal, it may fling them directly or by STIHL for other purposes, since misuse may result in this manual. English Warning! When it understands the information contained in serious or fatal ...in contact with your trimmer / brushcutter equipped with the appropriate cutting attachment only for use with a circular saw blade to clear saplings or small trees. FS 110, FS 110 R 3 Careless or improper use may cause blades to crack, chip or break. The term "trimmer" is used as a trimmer with a loop ...
.... therefore, the power tool is referred in this manual as rocks or bits of metal, it may fling them directly or by STIHL for other purposes, since misuse may result in this manual. English Warning! When it understands the information contained in serious or fatal ...in contact with your trimmer / brushcutter equipped with the appropriate cutting attachment only for use with a circular saw blade to clear saplings or small trees. FS 110, FS 110 R 3 Careless or improper use may cause blades to crack, chip or break. The term "trimmer" is used as a trimmer with a loop ...
Product Instruction Manual
Page 6
... disease and carpal tunnel syndrome, please note the following: - Maintain a firm grip at all STIHL trimmers / brushcutters. All the above symptoms appear, seek medical advice immediately. 4 FS 110, FS 110 R Safe use of the power tool. the power tool 3. Most STIHL power tools are fatigued. Most of these safety precautions and warnings apply to have different...
... disease and carpal tunnel syndrome, please note the following: - Maintain a firm grip at all STIHL trimmers / brushcutters. All the above symptoms appear, seek medical advice immediately. 4 FS 110, FS 110 R Safe use of the power tool. the power tool 3. Most STIHL power tools are fatigued. Most of these safety precautions and warnings apply to have different...
Product Instruction Manual
Page 7
... of serious or fatal injury, persons with some pacemakers. To reduce the risk of heavy material to help to your face STIHL recommends that could become caught on "Main Parts." Continual and regular users should wear proper protective apparel. English Clothing must be...noise may damage your hands. Heavy-duty, nonslip gloves improve your grip and help protect your applicable national standard). FS 110, FS 110 R 5 The ignition system of the STIHL unit produces an electromagnetic field of movement. This field may also ricochet and strike the operator. To reduce the...
... of serious or fatal injury, persons with some pacemakers. To reduce the risk of heavy material to help to your face STIHL recommends that could become caught on "Main Parts." Continual and regular users should wear proper protective apparel. English Clothing must be...noise may damage your hands. Heavy-duty, nonslip gloves improve your grip and help protect your applicable national standard). FS 110, FS 110 R 5 The ignition system of the STIHL unit produces an electromagnetic field of movement. This field may also ricochet and strike the operator. To reduce the...
Product Instruction Manual
Page 8
..." in a manner that the machine is subjected to allow it was not designed (e.g. Grip the shaft in the instruction manual or the STIHL "Cutting Attachments, Parts & Accessories" catalog. Always shut off the engine and make sure the cutting attachment has stopped before continuing work. ...always check that you . Check in the tank to refuel the unit until it is running. 6 FS 110, FS 110 R Note that the controls and safety devices are authorized. Fuel Your STIHL power tool uses an oilgasoline mixture for use may build up in particular that the fuel system is tight...
..." in a manner that the machine is subjected to allow it was not designed (e.g. Grip the shaft in the instruction manual or the STIHL "Cutting Attachments, Parts & Accessories" catalog. Always shut off the engine and make sure the cutting attachment has stopped before continuing work. ...always check that you . Check in the tank to refuel the unit until it is running. 6 FS 110, FS 110 R Note that the controls and safety devices are authorized. Fuel Your STIHL power tool uses an oilgasoline mixture for use may build up in particular that the fuel system is tight...
Product Instruction Manual
Page 9
...the leak is upright at a 90° angle. Wipe off any spilled fuel has been wiped away. If fuel leakage is found, do this STIHL cap, raise the grip on your clothing. If this will go (approx. 1/4 turn) - marks on the grip of the cap. N If your authorized... your cap still does not tighten properly, it normally. Fold the grip flush with grip Warning! Different models may be equipped with the raised positioning FS 110, FS 110 R 7 Misaligned, damaged or broken cap N If the cap does not drop fully into the correct position. Such misalignment can result from handling, ...
...the leak is upright at a 90° angle. Wipe off any spilled fuel has been wiped away. If fuel leakage is found, do this STIHL cap, raise the grip on your clothing. If this will go (approx. 1/4 turn) - marks on the grip of the cap. N If your authorized... your cap still does not tighten properly, it normally. Fold the grip flush with grip Warning! Different models may be equipped with the raised positioning FS 110, FS 110 R 7 Misaligned, damaged or broken cap N If the cap does not drop fully into the correct position. Such misalignment can result from handling, ...
Product Instruction Manual
Page 11
...attachment is a one-person machine. Maintain good balance and secure footing. Warning! When you cannot set the correct idle speed, have your STIHL dealer check your instruction manual. For specific starting . With the engine running cutting attachment, do not use your size before starting work area,...not allow the engine to slow down to "drop start" your hand. If you pull the starter grip, do not attempt to idle. FS 110, FS 110 R 9 Place the power tool on firm ground or 000BA007 KN 000BA006 KN other obstructions and objects, including the ground, because when the ...
...attachment is a one-person machine. Maintain good balance and secure footing. Warning! When you cannot set the correct idle speed, have your STIHL dealer check your instruction manual. For specific starting . With the engine running cutting attachment, do not use your size before starting work area,...not allow the engine to slow down to "drop start" your hand. If you pull the starter grip, do not attempt to idle. FS 110, FS 110 R 9 Place the power tool on firm ground or 000BA007 KN 000BA006 KN other obstructions and objects, including the ground, because when the ...
Product Instruction Manual
Page 14
..., spark plug) become hot during operation. Such attachments may also permanently damage the engine. fins of sufficient length to superficial cracks. Warning! Never modify your STIHL servicing dealer only. Replace a cracked, damaged or wornout head or a cracked, bent, warped, damaged, dull or worn out blade immediately, even if damage is... rotation of ricochets in serious or fatal injury. Never use of fire and burn injuries, the following specific safety precautions must be observed. 12 FS 110, FS 110 R Warning! Some STIHL power tools are hot. Warning!
..., spark plug) become hot during operation. Such attachments may also permanently damage the engine. fins of sufficient length to superficial cracks. Warning! Never modify your STIHL servicing dealer only. Replace a cracked, damaged or wornout head or a cracked, bent, warped, damaged, dull or worn out blade immediately, even if damage is... rotation of ricochets in serious or fatal injury. Never use of fire and burn injuries, the following specific safety precautions must be observed. 12 FS 110, FS 110 R Warning! Some STIHL power tools are hot. Warning!
Product Instruction Manual
Page 15
... head. If you experience loss of the nylon cutting lines. clutch, polymer housing components). STIHL TrimCut mowing head Frayed line is still hot. Since a muffler with mowing head). than the intended length. Warning! FS 110, FS 110 R 13 Using the Mowing Heads Do not use a metal blade on trimmers / brushcutters ... the cutting attachment to its operating speed. Such damage could break off and be used only on an FS model for which it is not authorized. STIHL SuperCut mowing head Fresh line is furnished with an overly long nylon cutting line increases the load on "...
... head. If you experience loss of the nylon cutting lines. clutch, polymer housing components). STIHL TrimCut mowing head Frayed line is still hot. Since a muffler with mowing head). than the intended length. Warning! FS 110, FS 110 R 13 Using the Mowing Heads Do not use a metal blade on trimmers / brushcutters ... the cutting attachment to its operating speed. Such damage could break off and be used only on an FS model for which it is not authorized. STIHL SuperCut mowing head Fresh line is furnished with an overly long nylon cutting line increases the load on "...
Product Instruction Manual
Page 16
...bush or wall. To reduce the risk of serious or fatal injury from cutting matted grass to clearing weeds, wild growth and scrub. 14 FS 110, FS 110 R The 8-tooth grass cutting blade is the sudden and uncontrolled motion towards the operator's right or rear that can be resharpened when all ...Rigid Cutting Blades Using the Grass Cutting Blade 002BA177 KN 002BA135 KN 002BA355 KN Warning! STIHL FixCut mowing head Uses pre-cut with the grass cutting blade. Kickout (blade thrust) is recommended for applications ranging from blade breakage, ...
...bush or wall. To reduce the risk of serious or fatal injury from cutting matted grass to clearing weeds, wild growth and scrub. 14 FS 110, FS 110 R The 8-tooth grass cutting blade is the sudden and uncontrolled motion towards the operator's right or rear that can be resharpened when all ...Rigid Cutting Blades Using the Grass Cutting Blade 002BA177 KN 002BA135 KN 002BA355 KN Warning! STIHL FixCut mowing head Uses pre-cut with the grass cutting blade. Kickout (blade thrust) is recommended for applications ranging from blade breakage, ...
Product Instruction Manual
Page 17
...blades are suitable for signs of damage. Resharpen the brush knife regularly (when it to and fro in .). To reduce the risk that the FS 110, FS 110 R 15 sweep it to crack, chip or shatter. When cutting young saplings or other woody materials up to achieve a chopping effect - English...brush knife. To cut grass, i.e. dull teeth may cause damage to cut wild growth and scrub, lower the rotating brush knife down small trees, STIHL recommends that the blade will crack and / or break, avoid all contact with a larger diameter, since the blade may catch or jerk the ...
...blades are suitable for signs of damage. Resharpen the brush knife regularly (when it to and fro in .). To reduce the risk that the FS 110, FS 110 R 15 sweep it to crack, chip or shatter. When cutting young saplings or other woody materials up to achieve a chopping effect - English...brush knife. To cut grass, i.e. dull teeth may cause damage to cut wild growth and scrub, lower the rotating brush knife down small trees, STIHL recommends that the blade will crack and / or break, avoid all contact with a larger diameter, since the blade may catch or jerk the ...
Product Instruction Manual
Page 18
... cut . Have such work performed by any nonroad engine repair establishment or individual. Inexperienced users should only be used , STIHL may deny coverage. STIHL recommends that the cutting attachment is highest when cutting in your instruction manual. To reduce the risk of kickout and resulting ...before doing any maintenance or repair work or cleaning the power tool. Warning! Always stop deflector (see chapter on blades. 16 FS 110, FS 110 R Do not attempt any maintenance or repair work not described in the darker shaded area. This will keep the unit positioned ...
... cut . Have such work performed by any nonroad engine repair establishment or individual. Inexperienced users should only be used , STIHL may deny coverage. STIHL recommends that the cutting attachment is highest when cutting in your instruction manual. To reduce the risk of kickout and resulting ...before doing any maintenance or repair work or cleaning the power tool. Warning! Always stop deflector (see chapter on blades. 16 FS 110, FS 110 R Do not attempt any maintenance or repair work not described in the darker shaded area. This will keep the unit positioned ...
Product Instruction Manual
Page 21
... used : Choose the proper deflector in order to right. FS 110, FS 110 R 19 Based on the cutting attachment being used English Warning! Circular saw blades on the cutting attachment. Cutting attachment - Cutting attachments Mowing heads 1 STIHL SuperCut 20-2 2 STIHL AutoCut C 25-2 3 STIHL AutoCut 25-2 4 STIHL TrimCut 31-2 5 STIHL FixCut 25-2 6 STIHL PolyCut 20-3 Metal cutting attachments 7 Grass cutting blade...
... used : Choose the proper deflector in order to right. FS 110, FS 110 R 19 Based on the cutting attachment being used English Warning! Circular saw blades on the cutting attachment. Cutting attachment - Cutting attachments Mowing heads 1 STIHL SuperCut 20-2 2 STIHL AutoCut C 25-2 3 STIHL AutoCut 25-2 4 STIHL TrimCut 31-2 5 STIHL FixCut 25-2 6 STIHL PolyCut 20-3 Metal cutting attachments 7 Grass cutting blade...
Product Instruction Manual
Page 22
after the tommy screw has been unscrewed, the parts are loose and are pressed apart by the two springs (4, 5)! FS 110, FS 110 R Removing the clamps FCS BF KB KW 20 228BA047 KN N hold onto the lower (1) and upper clamps (2) N Unscrew the tommy ... machine is required 2) not approved for machines with the rotating handlebar support already attached to attach the handlebar. English Approved Power Tool Attachments The following STIHL interchangeable attachments may be mounted on the basic machine: FH HT Interchangeable attachment BF 1) FCS 2) 3) FH 1) HL 0° 2) HL 135° 1) ...
after the tommy screw has been unscrewed, the parts are loose and are pressed apart by the two springs (4, 5)! FS 110, FS 110 R Removing the clamps FCS BF KB KW 20 228BA047 KN N hold onto the lower (1) and upper clamps (2) N Unscrew the tommy ... machine is required 2) not approved for machines with the rotating handlebar support already attached to attach the handlebar. English Approved Power Tool Attachments The following STIHL interchangeable attachments may be mounted on the basic machine: FH HT Interchangeable attachment BF 1) FCS 2) 3) FH 1) HL 0° 2) HL 135° 1) ...
Product Instruction Manual
Page 29
... mowing head information sheet. see "Mounting the deflector". STIHL SuperCut 20-2, STIHL AutoCut 25-2, STIHL AutoCut C 25-2, STIHL TrimCut 31-2, STIHL FixCut 252, STIHL PolyCut 20-3 STIHL SuperCut 20-2, STIHL AutoCut 25-2, STIHL AutoCut C 25-2, STIHL TrimCut 31-2, STIHL FixCut 252, STIHL PolyCut 20-3 N Turn the mowing head clockwise Feed ...face pointing up: The cutting edges of injury! Removing the mowing head 002BA081 KN STIHL SuperCut Line is fed out automatically if the mowing line is a risk of (1) and FS 110, FS 110 R 27 thus repeated tapping in . (2.5 cm) long! the blade on the...
... mowing head information sheet. see "Mounting the deflector". STIHL SuperCut 20-2, STIHL AutoCut 25-2, STIHL AutoCut C 25-2, STIHL TrimCut 31-2, STIHL FixCut 252, STIHL PolyCut 20-3 STIHL SuperCut 20-2, STIHL AutoCut 25-2, STIHL AutoCut C 25-2, STIHL TrimCut 31-2, STIHL FixCut 252, STIHL PolyCut 20-3 N Turn the mowing head clockwise Feed ...face pointing up: The cutting edges of injury! Removing the mowing head 002BA081 KN STIHL SuperCut Line is fed out automatically if the mowing line is a risk of (1) and FS 110, FS 110 R 27 thus repeated tapping in . (2.5 cm) long! the blade on the...
Product Instruction Manual
Page 30
...see arrow) must point clockwise. N Fit the thrust washer (8) and rider plate (9) on to the output shaft counterclockwise and tighten it down firmly. 28 FS 110, FS 110 R Direction of rotation is indicated by an arrow on a fuel mixture of the mowing attachment deflector or limit stop. N Use the combination wrench (12)... nut (11) on the shaft (10). N Take the parts off the shaft - do not remove the thrust plate (7). 4-MIX Engine The STIHL 4-MIX engine features mixture lubrication and must be run on the inside of gasoline and engine oil. English (3) may point in either direction.
...see arrow) must point clockwise. N Fit the thrust washer (8) and rider plate (9) on to the output shaft counterclockwise and tighten it down firmly. 28 FS 110, FS 110 R Direction of rotation is indicated by an arrow on a fuel mixture of the mowing attachment deflector or limit stop. N Use the combination wrench (12)... nut (11) on the shaft (10). N Take the parts off the shaft - do not remove the thrust plate (7). 4-MIX Engine The STIHL 4-MIX engine features mixture lubrication and must be run on the inside of gasoline and engine oil. English (3) may point in either direction.
Product Instruction Manual
Page 31
...of empty mixing-oil containers only at the pump, first remove the container from a fuel with a certain ethanol content to the engine. FS 110, FS 110 R 29 Use mid-grade unleaded gasoline with the fuel. At correct idle speed, the cutting tool should not be cleaned as well. ...add gasoline. The container should be used in both water cooled and air cooled engines (e.g., outboard motors, snowmobiles, chain saws, mopeds, etc.). Gasoline Oil (STIHL 50:1 or equivalent high-quality oils) US gal. 1 2 1/2 5 US fl.oz. 2.6 6.4 12.8 Dispose of piston seizure and damage to another...
...of empty mixing-oil containers only at the pump, first remove the container from a fuel with a certain ethanol content to the engine. FS 110, FS 110 R 29 Use mid-grade unleaded gasoline with the fuel. At correct idle speed, the cutting tool should not be cleaned as well. ...add gasoline. The container should be used in both water cooled and air cooled engines (e.g., outboard motors, snowmobiles, chain saws, mopeds, etc.). Gasoline Oil (STIHL 50:1 or equivalent high-quality oils) US gal. 1 2 1/2 5 US fl.oz. 2.6 6.4 12.8 Dispose of piston seizure and damage to another...
Product Instruction Manual
Page 32
...Threaded filler cap Opening the toolless filler cap 002BA419 KN Refueling Take care not to spill fuel while fueling, and do not overfill the tank. STIHL recommends use of two different filler caps is facing upwards. Closing the toolless filler cap 249BA055 KN 002BA420 KN 249BA053 KN N Before fueling, ... the filler cap and the area around it so that the filler cap is installed as it is not properly closed and the steps 30 FS 110, FS 110 R N Swing the grip into the tank. the raised positioning marks must line up. N Always position the machine so that dirt cannot fall into ...
...Threaded filler cap Opening the toolless filler cap 002BA419 KN Refueling Take care not to spill fuel while fueling, and do not overfill the tank. STIHL recommends use of two different filler caps is facing upwards. Closing the toolless filler cap 249BA055 KN 002BA420 KN 249BA053 KN N Before fueling, ... the filler cap and the area around it so that the filler cap is installed as it is not properly closed and the steps 30 FS 110, FS 110 R N Swing the grip into the tank. the raised positioning marks must line up. N Always position the machine so that dirt cannot fall into ...
Product Instruction Manual
Page 33
... the tank opening. Refueling Closing the threaded filler cap N Position cap. FS 110, FS 110 R 31 English Fitting the Harness The type and style of the strap so that the carabiner (2) is described in the Safety Precautions. N Put on "Approved Combinations of the STIHL filling 2 system (special accessory). The use of Cutting Attachment, Deflector, Handle...
... the tank opening. Refueling Closing the threaded filler cap N Position cap. FS 110, FS 110 R 31 English Fitting the Harness The type and style of the strap so that the carabiner (2) is described in the Safety Precautions. N Put on "Approved Combinations of the STIHL filling 2 system (special accessory). The use of Cutting Attachment, Deflector, Handle...