Product Instruction Manual
Page 3
...Safety Precautions and Working Techniques" before using your STIHL trimmer / brushcutter, it is a high-speed cutting tool some special safety precautions must be recycled. Contact your STIHL dealer or the STIHL distributor for the type of Cutting Attachment, ...39 Specifications 41 Special Accessories 42 { Maintenance and Repairs STIHL Incorporated Federal Emission Control Warranty Statement STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement Trademarks FS 55, FS 55 C, FS 55 R, FS 55 RC English 42 Allow only persons who fully understand this...
...Safety Precautions and Working Techniques" before using your STIHL trimmer / brushcutter, it is a high-speed cutting tool some special safety precautions must be recycled. Contact your STIHL dealer or the STIHL distributor for the type of Cutting Attachment, ...39 Specifications 41 Special Accessories 42 { Maintenance and Repairs STIHL Incorporated Federal Emission Control Warranty Statement STIHL Incorporated California Exhaust and Evaporative Emissions Control Warranty Statement Trademarks FS 55, FS 55 C, FS 55 R, FS 55 RC English 42 Allow only persons who fully understand this...
Product Instruction Manual
Page 4
If the operating characteristics or the appearance of your STIHL dealer for gear lubricant Air intake summer mode Warning! Fuel tank for gasoline and engine oil mixture Press to operate decompression valve... pictograms attached to or embossed on your special attention. Indicates a risk of its individual components. 2 FS 55, FS 55 C, FS 55 R, FS 55 RC Such paragraphs are marked with the symbols and signal words described below: Engineering Improvements STIHL's philosophy is to continually improve all of property damage, including damage to operate manual fuel pump Danger!...
If the operating characteristics or the appearance of your STIHL dealer for gear lubricant Air intake summer mode Warning! Fuel tank for gasoline and engine oil mixture Press to operate decompression valve... pictograms attached to or embossed on your special attention. Indicates a risk of its individual components. 2 FS 55, FS 55 C, FS 55 R, FS 55 RC Such paragraphs are marked with the symbols and signal words described below: Engineering Improvements STIHL's philosophy is to continually improve all of property damage, including damage to operate manual fuel pump Danger!...
Product Instruction Manual
Page 5
... using it is not in contact with a loop handle. Safe use it for the type of a trimmer / brushcutter involves FS 55, FS 55 C, FS 55 R, FS 55 RC 3 Warning! Striking such objects could damage the cutting attachment and may result in personal injury or property damage, including damage... to operate your model. Use your trimmer / brushcutter equipped with metal blades. Observe all STIHL trimmer / brushcutters. Do not use . It is important that unauthorized persons do not use of cutting attachment you how to ...
... using it is not in contact with a loop handle. Safe use it for the type of a trimmer / brushcutter involves FS 55, FS 55 C, FS 55 R, FS 55 RC 3 Warning! Striking such objects could damage the cutting attachment and may result in personal injury or property damage, including damage... to operate your model. Use your trimmer / brushcutter equipped with metal blades. Observe all STIHL trimmer / brushcutters. Do not use . It is important that unauthorized persons do not use of cutting attachment you how to ...
Product Instruction Manual
Page 6
...STIHL power tools are fatigued. An AV system is recommended for those persons using power tools on a regular or sustained basis. - All the above symptoms appear, seek medical advice immediately. To reduce the risk of control. the operator 2. Tiredness may also ricochet and strike the operator. 4 FS 55, FS 55 C, FS 55 R, FS 55... precautions do not guarantee that might impair vision, dexterity or judgment. The ignition system of the STIHL unit produces an electromagnetic field of their physician and the pacemaker manufacturer before operating this machine when you...
...STIHL power tools are fatigued. An AV system is recommended for those persons using power tools on a regular or sustained basis. - All the above symptoms appear, seek medical advice immediately. To reduce the risk of control. the operator 2. Tiredness may also ricochet and strike the operator. 4 FS 55, FS 55 C, FS 55 R, FS 55... precautions do not guarantee that might impair vision, dexterity or judgment. The ignition system of the STIHL unit produces an electromagnetic field of their physician and the pacemaker manufacturer before operating this machine when you...
Product Instruction Manual
Page 7
... your grip and help protect your hearing. Clothing must be extremely dangerous. Wear sturdy boots with the specific STIHL model are working properly. English Warning! If this tool is above shoulder level. Check in particular that the... Always wear gloves when handling the machine and metal blades. Never modify this machine if it checked by STIHL for use may damage your hands. Although certain unauthorized attachments are recommended. For the cutting attachments authorized by...from loss of doubt, have their use with nonslip soles. FS 55, FS 55 C, FS 55 R, FS 55 RC 5
... your grip and help protect your hearing. Clothing must be extremely dangerous. Wear sturdy boots with the specific STIHL model are working properly. English Warning! If this tool is above shoulder level. Check in particular that the... Always wear gloves when handling the machine and metal blades. Never modify this machine if it checked by STIHL for use may damage your hands. Although certain unauthorized attachments are recommended. For the cutting attachments authorized by...from loss of doubt, have their use with nonslip soles. FS 55, FS 55 C, FS 55 R, FS 55 RC 5
Product Instruction Manual
Page 8
... you . When transporting it in a vehicle, properly secure it can cause fire and serious burn injury or property damage. Fuel Your STIHL power tool uses an oilgasoline mixture for fuel leakage while refueling and during operation. Gasoline is running. Use extreme caution when handling gasoline ...escape from your instruction manual). Grip the shaft in the fuel tank opening with the raised positioning 6 FS 55, FS 55 C, FS 55 R, FS 55 RC Keep the hot muffler away from the fuel system. STIHL recommends that the machine is fixed and any fire or flame near the fuel or the power tool....
... you . When transporting it in a vehicle, properly secure it can cause fire and serious burn injury or property damage. Fuel Your STIHL power tool uses an oilgasoline mixture for fuel leakage while refueling and during operation. Gasoline is running. Use extreme caution when handling gasoline ...escape from your instruction manual). Grip the shaft in the fuel tank opening with the raised positioning 6 FS 55, FS 55 C, FS 55 R, FS 55 RC Keep the hot muffler away from the fuel system. STIHL recommends that the machine is fixed and any fire or flame near the fuel or the power tool....
Product Instruction Manual
Page 9
... your power tool if it is damaged, improperly adjusted or maintained, or not completely or securely assembled. Always check your authorized STIHL dealer for proper condition and operation before starting, particularly the throttle trigger, throttle trigger lockout, stop use of cap in relation to... the above steps. Grip the cap and check for installation N To return the cap to modify the controls or safety devices. FS 55, FS 55 C, FS 55 R, FS 55 RC 7 Unit vibrations can result from handling, cleaning or an improper attempt at tightening. marks on the grip of the cap...
... your power tool if it is damaged, improperly adjusted or maintained, or not completely or securely assembled. Always check your authorized STIHL dealer for proper condition and operation before starting, particularly the throttle trigger, throttle trigger lockout, stop use of cap in relation to... the above steps. Grip the cap and check for installation N To return the cap to modify the controls or safety devices. FS 55, FS 55 C, FS 55 R, FS 55 RC 7 Unit vibrations can result from handling, cleaning or an improper attempt at tightening. marks on the grip of the cap...
Product Instruction Manual
Page 11
...grip snap back, but guide the starter rope to avoid stumbling. Warning! Never touch a moving cutting attachment with one -person machine. FS 55, FS 55 C, FS 55 R, FS 55 RC 9 For directions on any other persons in serious or fatal injury may damage the starter mechanism. Operate it properly. Keep proper ...do not wrap the starter rope around the handles. English Warning! When you cannot set the correct idle speed, have your STIHL dealer check your hand or any other insecure support. Failure to follow this procedure may result in injury to operate your power ...
...grip snap back, but guide the starter rope to avoid stumbling. Warning! Never touch a moving cutting attachment with one -person machine. FS 55, FS 55 C, FS 55 R, FS 55 RC 9 For directions on any other persons in serious or fatal injury may damage the starter mechanism. Operate it properly. Keep proper ...do not wrap the starter rope around the handles. English Warning! When you cannot set the correct idle speed, have your STIHL dealer check your hand or any other insecure support. Failure to follow this procedure may result in injury to operate your power ...
Product Instruction Manual
Page 13
...adjustable mowing heads. Use the wrench supplied or one of the cutting attachment and injury, always shut off the engine before cleaning. STIHL recommends use , stop work immediately. To reduce the risk of unintentional rotation of sufficient length to superficial cracks. To reduce risk ...use of fire and burn injury, keep the area around the head at ground level with the cutting attachment parallel to the ground. FS 55, FS 55 C, FS 55 R, FS 55 RC 11 Warning! Warning! A loose blade or head may be used at regular intervals. Warning! If the blade or head ...
...adjustable mowing heads. Use the wrench supplied or one of the cutting attachment and injury, always shut off the engine before cleaning. STIHL recommends use , stop work immediately. To reduce the risk of unintentional rotation of sufficient length to superficial cracks. To reduce risk ...use of fire and burn injury, keep the area around the head at ground level with the cutting attachment parallel to the ground. FS 55, FS 55 C, FS 55 R, FS 55 RC 11 Warning! Warning! A loose blade or head may be used at regular intervals. Warning! If the blade or head ...
Product Instruction Manual
Page 14
... loss of hot particles. Using the unit with screens designed to its operating speed. If the lawn edges are easily replaced. 000BA015 KN 12 FS 55, FS 55 C, FS 55 R, FS 55 RC Warning! Since a muffler with mowing line longer than the intended length. To reduce the risk of damaging tree bark etc. Such damage could...conventional mufflers, always set your muffler maintained by a fence etc., it is best to keep the line at idle. However, the polymer-bladed STIHL PolyCut produces a better cut with less risk of fire or burn injury, do not continue work with trees or bordered by...
... loss of hot particles. Using the unit with screens designed to its operating speed. If the lawn edges are easily replaced. 000BA015 KN 12 FS 55, FS 55 C, FS 55 R, FS 55 RC Warning! Since a muffler with mowing line longer than the intended length. To reduce the risk of damaging tree bark etc. Such damage could...conventional mufflers, always set your muffler maintained by a fence etc., it is best to keep the line at idle. However, the polymer-bladed STIHL PolyCut produces a better cut with less risk of fire or burn injury, do not continue work with trees or bordered by...
Product Instruction Manual
Page 15
... mowing head FS 55, FS 55 C, FS 55 R, FS 55 RC 13 To reduce the risk of Kickout (Blade Thrust) with the head. Check PolyCut blades for cracks at high speed toward the operator or bystanders. Risk of serious injury from shattered blades, avoid contact with a solid rigid object like a tree, rock, bush or wall. STIHL FixCut mowing head...
... mowing head FS 55, FS 55 C, FS 55 R, FS 55 RC 13 To reduce the risk of Kickout (Blade Thrust) with the head. Check PolyCut blades for cracks at high speed toward the operator or bystanders. Risk of serious injury from shattered blades, avoid contact with a solid rigid object like a tree, rock, bush or wall. STIHL FixCut mowing head...
Product Instruction Manual
Page 16
...with the spark plug boot removed from blade breakage, never attempt to use this blade to reduce the risk of fire, never operate your STIHL servicing dealer only. Never repair damaged cutting attachments by your power tool if the screen is greater in an arc similar to utilize the cutting... cutting blade is intended to come off and result in your instruction manual. Have such work not described in serious or fatal injuries. 14 FS 55, FS 55 C, FS 55 R, FS 55 RC Wear gloves when handling or performing maintenance on both sides, i.e. This may cause serious or fatal injury.
...with the spark plug boot removed from blade breakage, never attempt to use this blade to reduce the risk of fire, never operate your STIHL servicing dealer only. Never repair damaged cutting attachments by your power tool if the screen is greater in an arc similar to utilize the cutting... cutting blade is intended to come off and result in your instruction manual. Have such work not described in serious or fatal injuries. 14 FS 55, FS 55 C, FS 55 R, FS 55 RC Wear gloves when handling or performing maintenance on both sides, i.e. This may cause serious or fatal injury.
Product Instruction Manual
Page 18
... in each row of accidents. No other combinations are permitted because of the risk of the table may be used together. 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 FS 55, FS 55 C, FS 55 R, FS 55 RC
... in each row of accidents. No other combinations are permitted because of the risk of the table may be used together. 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 FS 55, FS 55 C, FS 55 R, FS 55 RC
Product Instruction Manual
Page 19
...bike handle) Warning! N Fit the handlebar (4) in the parts and screw them into the clamp (6) as far as stop. 233BA025 KN FS 55, FS 55 C, FS 55 R, FS 55 RC 17 Deflector - Deflectors 9 Deflectoronly for all metal mowing attachments Handles 13 Loop handle 14 Loop handlewith 15 Barrier bar 16 Bike handle .... Do not use grass cutting metal blades on the cutting attachment being used: Choose the proper deflector in includes: - 6 STIHL PolyCut 20-3 Metal mowing attachments 7 Grass cutting blade 230-4 8 Grass cutting blade 230-8 Non-metal grass cutting blades are not approved.
...bike handle) Warning! N Fit the handlebar (4) in the parts and screw them into the clamp (6) as far as stop. 233BA025 KN FS 55, FS 55 C, FS 55 R, FS 55 RC 17 Deflector - Deflectors 9 Deflectoronly for all metal mowing attachments Handles 13 Loop handle 14 Loop handlewith 15 Barrier bar 16 Bike handle .... Do not use grass cutting metal blades on the cutting attachment being used: Choose the proper deflector in includes: - 6 STIHL PolyCut 20-3 Metal mowing attachments 7 Grass cutting blade 230-4 8 Grass cutting blade 230-8 Non-metal grass cutting blades are not approved.
Product Instruction Manual
Page 24
N Use the combination wrench (6) - in the hole (8) in a safe place. STIHL SuperCut 20-2, STIHL AutoCut 25-2, STIHL AutoCut C 25-2, 1 N Turn the mowing head counterclockwise until the stop pin slips into position and blocks the shaft. to block ...the shaft - If the parts are available as stop pin (7) or screwdriver - Removing the mowing head N Block the shaft STIHL SuperCut 20-2, STIHL AutoCut 25-2, STIHL AutoCut C 25-2, 22 FS 55, FS 55 C, FS 55 R, FS 55 RC English N Go to "Removing the mounting hardware". comes standard with machine or is in the parts kit supplied with ...
N Use the combination wrench (6) - in the hole (8) in a safe place. STIHL SuperCut 20-2, STIHL AutoCut 25-2, STIHL AutoCut C 25-2, 1 N Turn the mowing head counterclockwise until the stop pin slips into position and blocks the shaft. to block ...the shaft - If the parts are available as stop pin (7) or screwdriver - Removing the mowing head N Block the shaft STIHL SuperCut 20-2, STIHL AutoCut 25-2, STIHL AutoCut C 25-2, 22 FS 55, FS 55 C, FS 55 R, FS 55 RC English N Go to "Removing the mounting hardware". comes standard with machine or is in the parts kit supplied with ...
Product Instruction Manual
Page 25
...shaft counterclockwise and tighten it on the ground - Cutting edges of mowing line is fed out The blade on the shaft (8). FS 55, FS 55 C, FS 55 R, FS 55 RC 23 STIHL AutoCut N Hold the mowing head parallel above the surface of injury! If your servicing dealer check the machine if necessary. approx...a risk of the lawn - Proceed as described in the mowing head information sheet. STIHL TrimCut 31-2, STIHL FixCut 25-2, STIHL PolyCut 20-3 N Turn the mowing head clockwise Feed out mowing line STIHL SuperCut Line is fed out automatically if the mowing line is at least 1 in....
...shaft counterclockwise and tighten it on the ground - Cutting edges of mowing line is fed out The blade on the shaft (8). FS 55, FS 55 C, FS 55 R, FS 55 RC 23 STIHL AutoCut N Hold the mowing head parallel above the surface of injury! If your servicing dealer check the machine if necessary. approx...a risk of the lawn - Proceed as described in the mowing head information sheet. STIHL TrimCut 31-2, STIHL FixCut 25-2, STIHL PolyCut 20-3 N Turn the mowing head clockwise Feed out mowing line STIHL SuperCut Line is fed out automatically if the mowing line is at least 1 in....
Product Instruction Manual
Page 26
... snowmobiles, chain saws, mopeds, etc.). Store in or on the ground before filling. Use mid-grade unleaded gasoline with the fuel. 24 FS 55, FS 55 C, FS 55 R, FS 55 RC The chemical composition of 50:1. Fuel This engine is certified to avoid any moisture getting into the canister first, and then add gasoline... canister from your area is stored should be used in your vehicle and place the canister on a vehicle. For this reason STIHL recommends that are designed for use only in air cooled two-cycle engines. Engines equipped with M-Tronic can cause running problems or...
... snowmobiles, chain saws, mopeds, etc.). Store in or on the ground before filling. Use mid-grade unleaded gasoline with the fuel. 24 FS 55, FS 55 C, FS 55 R, FS 55 RC The chemical composition of 50:1. Fuel This engine is certified to avoid any moisture getting into the canister first, and then add gasoline... canister from your area is stored should be used in your vehicle and place the canister on a vehicle. For this reason STIHL recommends that are designed for use only in air cooled two-cycle engines. Engines equipped with M-Tronic can cause running problems or...
Product Instruction Manual
Page 27
... the area around it to allow any pressure buildup in the canister before fueling your right hip. FS 55, FS 55 C, FS 55 R, FS 55 RC 25 The use of empty mixing-oil canisters only at authorized disposal locations. 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 the shoulder strap...
... the area around it to allow any pressure buildup in the canister before fueling your right hip. FS 55, FS 55 C, FS 55 R, FS 55 RC 25 The use of empty mixing-oil canisters only at authorized disposal locations. 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 the shoulder strap...
Product Instruction Manual
Page 36
... firmly. 34 FS 55, FS 55 C, FS 55 R, FS 55 RC N Screw home the spark plug, fit the boot and press it must be the muffler. see "Specifications". Dirty air filter. - operating at part load. 000BA039 KN 000BA071 KN 1 2 Warning! Rectify problems which have servicing and repair work carried out exclusively by an authorized STIHL servicing dealer. STIHL recommends that...
... firmly. 34 FS 55, FS 55 C, FS 55 R, FS 55 RC N Screw home the spark plug, fit the boot and press it must be the muffler. see "Specifications". Dirty air filter. - operating at part load. 000BA039 KN 000BA071 KN 1 2 Warning! Rectify problems which have servicing and repair work carried out exclusively by an authorized STIHL servicing dealer. STIHL recommends that...
Product Instruction Manual
Page 37
... grease can be seen on "Starting / Stopping the Engine." this helps prevent the carburetor diaphragms sticking together. FS 55, FS 55 C, FS 55 R, FS 55 RC 35 N Remove, clean and inspect the cutting attachment. Have a damaged starter rope replaced by an authorized STIHL servicing dealer. 1 2 N Check lubricant filling periodically and after approx. pay special attention to snap back, guide...
... grease can be seen on "Starting / Stopping the Engine." this helps prevent the carburetor diaphragms sticking together. FS 55, FS 55 C, FS 55 R, FS 55 RC 35 N Remove, clean and inspect the cutting attachment. Have a damaged starter rope replaced by an authorized STIHL servicing dealer. 1 2 N Check lubricant filling periodically and after approx. pay special attention to snap back, guide...