Product Instruction Manual
Page 3
... go to operate your trimmer / brushcutter. 43 To receive maximum performance and satisfaction from your STIHL dealer or the STIHL distributor for the type of cutting attachment being used. Original Instruction Manual Contents Guide to reduce the... 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 manual...
... go to operate your trimmer / brushcutter. 43 To receive maximum performance and satisfaction from your STIHL dealer or the STIHL distributor for the type of cutting attachment being used. Original Instruction Manual Contents Guide to reduce the... 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 manual...
Product Instruction Manual
Page 4
... illustration. Depending on the machine are marked with the symbols and signal words described below: Engineering Improvements STIHL's philosophy is to time. If the operating characteristics or the appearance of its individual components. 2 FS 55, FS 55 C, FS 55 R, FS 55 RC Such paragraphs are explained in this manual may not be marked in this manual, please contact your...
... illustration. Depending on the machine are marked with the symbols and signal words described below: Engineering Improvements STIHL's philosophy is to time. If the operating characteristics or the appearance of its individual components. 2 FS 55, FS 55 C, FS 55 R, FS 55 RC Such paragraphs are explained in this manual may not be marked in this manual, please contact your...
Product Instruction Manual
Page 5
...is a highspeed, fast-cutting power tool sometimes equipped with a loop handle. Observe all STIHL trimmer / brushcutters. Be sure that different types of cutting attachments may fling them directly or by STIHL for a description of the controls and the function of the parts of distribution) as... may be allowed in the area where it for other purposes, since misuse may result in use of a trimmer / brushcutter involves FS 55, FS 55 C, FS 55 R, FS 55 RC 3 therefore, the power tool is equipped with a nylon line head or a head with solid foreign objects such as either a ...
...is a highspeed, fast-cutting power tool sometimes equipped with a loop handle. Observe all STIHL trimmer / brushcutters. Be sure that different types of cutting attachments may fling them directly or by STIHL for a description of the controls and the function of the parts of distribution) as... may be allowed in the area where it for other purposes, since misuse may result in use of a trimmer / brushcutter involves FS 55, FS 55 C, FS 55 R, FS 55 RC 3 therefore, the power tool is equipped with a nylon line head or a head with solid foreign objects such as either a ...
Product Instruction Manual
Page 6
...continual and regular users should closely monitor the condition of whitefinger disease. This field may also ricochet and strike the operator. 4 FS 55, FS 55 C, FS 55 R, FS 55 RC Be alert - In order to reduce the risk of vibrations created by the machine to reduce the transmission of whitefinger ...or worn AV elements will not sustain whitefinger disease or carpal tunnel syndrome. Take frequent breaks. The ignition system of the STIHL unit produces an electromagnetic field of injury, the operator should consult their hands and fingers. Proper Clothing To reduce the risk...
...continual and regular users should closely monitor the condition of whitefinger disease. This field may also ricochet and strike the operator. 4 FS 55, FS 55 C, FS 55 R, FS 55 RC Be alert - In order to reduce the risk of vibrations created by the machine to reduce the transmission of whitefinger ...or worn AV elements will not sustain whitefinger disease or carpal tunnel syndrome. Take frequent breaks. The ignition system of the STIHL unit produces an electromagnetic field of injury, the operator should consult their hands and fingers. Proper Clothing To reduce the risk...
Product Instruction Manual
Page 7
... is damaged. Check in good condition before continuing work. Do not continue operating this tool is subjected to your STIHL servicing dealer. THE USE OF THE POWER TOOL Transporting the Power Tool Warning! FS 55, FS 55 C, FS 55 R, FS 55 RC 5 To reduce the risk of head injuries. Heavy-duty, nonslip gloves improve your grip and help protect...
... is damaged. Check in good condition before continuing work. Do not continue operating this tool is subjected to your STIHL servicing dealer. THE USE OF THE POWER TOOL Transporting the Power Tool Warning! FS 55, FS 55 C, FS 55 R, FS 55 RC 5 To reduce the risk of head injuries. Heavy-duty, nonslip gloves improve your grip and help protect...
Product Instruction Manual
Page 8
...correctly position and tighten the fuel cap in the fuel tank opening . If fuel leakage is found, do this with the raised positioning 6 FS 55, FS 55 C, FS 55 R, FS 55 RC Take care not to reduce the risk of fuel spillage and fire from escaping gas vapor and fumes, remove the fuel filler cap on... putting a trimmer / brushcutter down. To reduce the risk of your clothing. Check for fueling and move at a 90° angle. Fuel Your STIHL power tool uses an oilgasoline mixture for fuel (see the chapter on your instruction manual). Gasoline is fixed and any fire or flame near the...
...correctly position and tighten the fuel cap in the fuel tank opening . If fuel leakage is found, do this with the raised positioning 6 FS 55, FS 55 C, FS 55 R, FS 55 RC Take care not to reduce the risk of fuel spillage and fire from escaping gas vapor and fumes, remove the fuel filler cap on... putting a trimmer / brushcutter down. To reduce the risk of your clothing. Check for fueling and move at a 90° angle. Fuel Your STIHL power tool uses an oilgasoline mixture for fuel (see the chapter on your instruction manual). Gasoline is fixed and any fire or flame near the...
Product Instruction Manual
Page 9
... the cap down firmly while turning it clockwise as far as possible. immediately stop switch, cutting attachment, deflector and harness. In order to your authorized STIHL dealer for proper condition and operation before starting, particularly the throttle trigger, throttle trigger lockout, stop use of the cap into the opening . Always check... ) - Before Starting Warning! Next, twist the cap counterclockwise as far as it may be damaged or broken; The throttle trigger must repeat the above steps. FS 55, FS 55 C, FS 55 R, FS 55 RC 7
... the cap down firmly while turning it clockwise as far as possible. immediately stop switch, cutting attachment, deflector and harness. In order to your authorized STIHL dealer for proper condition and operation before starting, particularly the throttle trigger, throttle trigger lockout, stop use of the cap into the opening . Always check... ) - Before Starting Warning! Next, twist the cap counterclockwise as far as it may be damaged or broken; The throttle trigger must repeat the above steps. FS 55, FS 55 C, FS 55 R, FS 55 RC 7
Product Instruction Manual
Page 11
... snow) and in the general work on a ladder or on the handles while you cannot set the correct idle speed, have your STIHL dealer check your power tool with the running cutting attachment, do not use your instruction manual. Watch for hidden obstacles such as tree ... away from loss of the power tool resulting in a well-ventilated area. At correct idle speed, the cutting attachment should not move. FS 55, FS 55 C, FS 55 R, FS 55 RC 9 During Operation Holding and Controlling the Power Tool Warning! Keep proper footing and balance at all times. When you pull the starter...
... snow) and in the general work on a ladder or on the handles while you cannot set the correct idle speed, have your STIHL dealer check your power tool with the running cutting attachment, do not use your instruction manual. Watch for hidden obstacles such as tree ... away from loss of the power tool resulting in a well-ventilated area. At correct idle speed, the cutting attachment should not move. FS 55, FS 55 C, FS 55 R, FS 55 RC 9 During Operation Holding and Controlling the Power Tool Warning! Keep proper footing and balance at all times. When you pull the starter...
Product Instruction Manual
Page 13
... attachment and injury, always shut off the engine before adjusting the length of ricochets in serious or fatal injury. STIHL recommends use a trimmer / brushcutter with the cutting attachment parallel to loosen, see your STIHL dealer. In addition, be used at regular intervals. Warning! Grass, weeds, etc. To reduce the risk of unintentional... are hot. To reduce the risk of injury, always shut off the engine and remove the spark plug boot before cleaning. Warning! Never modify your STIHL servicing dealer only. FS 55, FS 55 C, FS 55 R, FS 55 RC 11
... attachment and injury, always shut off the engine before adjusting the length of ricochets in serious or fatal injury. STIHL recommends use a trimmer / brushcutter with the cutting attachment parallel to loosen, see your STIHL dealer. In addition, be used at regular intervals. Warning! Grass, weeds, etc. To reduce the risk of unintentional... are hot. To reduce the risk of injury, always shut off the engine and remove the spark plug boot before cleaning. Warning! Never modify your STIHL servicing dealer only. FS 55, FS 55 C, FS 55 R, FS 55 RC 11
Product Instruction Manual
Page 14
...length (see the chapter on trimmer / brushcutters equipped with an overly long nylon cutting line increases the load on an FS model for which is still hot. Your catalytic converter is near dry brush, grass, wood chips or other things, cause...observed. However, the polymer-bladed STIHL PolyCut produces a better cut with a damaged or improperly mounted cylinder housing or a damaged / deformed muffler shell. English Catalytic Converter Warning! If the lawn edges are easily replaced. 000BA015 KN 12 FS 55, FS 55 C, FS 55 R, FS 55 RC This causes the clutch ...
...length (see the chapter on trimmer / brushcutters equipped with an overly long nylon cutting line increases the load on an FS model for which is still hot. Your catalytic converter is near dry brush, grass, wood chips or other things, cause...observed. However, the polymer-bladed STIHL PolyCut produces a better cut with a damaged or improperly mounted cylinder housing or a damaged / deformed muffler shell. English Catalytic Converter Warning! If the lawn edges are easily replaced. 000BA015 KN 12 FS 55, FS 55 C, FS 55 R, FS 55 RC This causes the clutch ...
Product Instruction Manual
Page 15
...these marks. English may otherwise shatter and flying objects could break off and be thrown at regular intervals. STIHL AutoCut mowing head Nylon cutting line advances automatically when tapped against the ground (TapAction). To reduce the risk...from breakage of Kickout (Blade Thrust) with a solid rigid object like a tree, rock, bush or wall. STIHL FixCut mowing head Uses pre-cut lengths of the cutting attachment shattering and flying parts injuring the operator or bystanders. ...the right or to the operator or bystanders. The mowing head FS 55, FS 55 C, FS 55 R, FS 55 RC 13
...these marks. English may otherwise shatter and flying objects could break off and be thrown at regular intervals. STIHL AutoCut mowing head Nylon cutting line advances automatically when tapped against the ground (TapAction). To reduce the risk...from breakage of Kickout (Blade Thrust) with a solid rigid object like a tree, rock, bush or wall. STIHL FixCut mowing head Uses pre-cut lengths of the cutting attachment shattering and flying parts injuring the operator or bystanders. ...the right or to the operator or bystanders. The mowing head FS 55, FS 55 C, FS 55 R, FS 55 RC 13
Product Instruction Manual
Page 16
... not operate your power tool if the muffler is stopped before doing any nonroad engine repair establishment or individual. If your STIHL servicing dealer only. Never repair damaged cutting attachments by any maintenance or repair work performed by your muffler was equipped with ... it must be securely attached.) A loose connection between the spark plug and the ignition wire connector in serious or fatal injuries. 14 FS 55, FS 55 C, FS 55 R, FS 55 RC Use the specified spark plug, and make a warranty claim for maintenance and repair. Warning! It has 4 cutting knives with a...
... not operate your power tool if the muffler is stopped before doing any nonroad engine repair establishment or individual. If your STIHL servicing dealer only. Never repair damaged cutting attachments by any maintenance or repair work performed by your muffler was equipped with ... it must be securely attached.) A loose connection between the spark plug and the ignition wire connector in serious or fatal injuries. 14 FS 55, FS 55 C, FS 55 R, FS 55 RC Use the specified spark plug, and make a warranty claim for maintenance and repair. Warning! It has 4 cutting knives with a...
Product Instruction Manual
Page 18
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 English Approved Combinations of Cutting Attachment, Deflector, Handle and Harness Cutting attachment Deflector Handle Harness 1 2 3 4 5 6 9 11 10 13 17 19...
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 English Approved Combinations of Cutting Attachment, Deflector, Handle and Harness Cutting attachment Deflector Handle Harness 1 2 3 4 5 6 9 11 10 13 17 19...
Product Instruction Manual
Page 19
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. N Place the clamp (6) on ... used : Choose the proper deflector in includes: - 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 Harness (only with the cutting attachment: use rigid plastic blades, brush knifes or circular saw blades on the handle support. Do not use...
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. N Place the clamp (6) on ... used : Choose the proper deflector in includes: - 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 Harness (only with the cutting attachment: use rigid plastic blades, brush knifes or circular saw blades on the handle support. Do not use...
Product Instruction Manual
Page 24
... (lefthand thread) from the shaft (2). come standard with the machine. 8 7 7 N Insert the stop pin (7) or screwdriver - STIHL SuperCut 20-2, STIHL AutoCut 25-2, STIHL AutoCut C 25-2, 1 N Turn the mowing head counterclockwise until the stop , and apply slight pressure. to block the shaft. The...nut or cutting attachment on "Blocking the output shaft". 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 Attaching the mowing head Keep the information sheet for the mowing head in the parts kit ...
... (lefthand thread) from the shaft (2). come standard with the machine. 8 7 7 N Insert the stop pin (7) or screwdriver - STIHL SuperCut 20-2, STIHL AutoCut 25-2, STIHL AutoCut C 25-2, 1 N Turn the mowing head counterclockwise until the stop , and apply slight pressure. to block the shaft. The...nut or cutting attachment on "Blocking the output shaft". 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 Attaching the mowing head Keep the information sheet for the mowing head in the parts kit ...
Product Instruction Manual
Page 25
... 4 5 N Place the cutting attachment (4) on the deflector shortens excessively long mowing line to the shaft counterclockwise and tighten it down firmly. STIHL AutoCut N Hold the mowing head parallel above the surface of grass cutting blade (1) may point in either direction. otherwise there is a risk..., the correct thrust plate (5) will already be avoided! N Block the shaft and screw the mounting nut (9) on the ground - FS 55, FS 55 C, FS 55 R, FS 55 RC 23 tap it on to optimum length - Replacing mowing line and/or cutting blade Mounting metal cutting attachments 1 2 The skirt ...
... 4 5 N Place the cutting attachment (4) on the deflector shortens excessively long mowing line to the shaft counterclockwise and tighten it down firmly. STIHL AutoCut N Hold the mowing head parallel above the surface of grass cutting blade (1) may point in either direction. otherwise there is a risk..., the correct thrust plate (5) will already be avoided! N Block the shaft and screw the mounting nut (9) on the ground - FS 55, FS 55 C, FS 55 R, FS 55 RC 23 tap it on to optimum length - Replacing mowing line and/or cutting blade Mounting metal cutting attachments 1 2 The skirt ...
Product Instruction Manual
Page 26
...canister first, and then add gasoline. Your engine requires a mixture of 89 (R+M/2). If the octane rating of storage. For this reason STIHL recommends that state they are for a few days work, not to 25% (E25). Avoid direct contact with a lower octane rating may... snowmobiles, chain saws, mopeds, etc.). The chemical composition of more than 10% can be run on gasoline with the fuel. 24 FS 55, FS 55 C, FS 55 R, FS 55 RC Some fuel additives not only detrimentally affect elastomers (carburetor diaphragms, oil seals, fuel lines, etc.), but magnesium castings and catalytic converters ...
...canister first, and then add gasoline. Your engine requires a mixture of 89 (R+M/2). If the octane rating of storage. For this reason STIHL recommends that state they are for a few days work, not to 25% (E25). Avoid direct contact with a lower octane rating may... snowmobiles, chain saws, mopeds, etc.). The chemical composition of more than 10% can be run on gasoline with the fuel. 24 FS 55, FS 55 C, FS 55 R, FS 55 RC Some fuel additives not only detrimentally affect elastomers (carburetor diaphragms, oil seals, fuel lines, etc.), but magnesium castings and catalytic converters ...
Product Instruction Manual
Page 27
... authorized disposal locations. N Balance the trimmer/brushcutter. N Adjust the length of the strap so that no dirt falls into the tank. FS 55, FS 55 C, FS 55 R, FS 55 RC 25 Shoulder strap 232BA046 KN Before fueling, clean the filler cap and the area around it to release slowly. After fueling, tighten ... allow any pressure buildup in the tank to ensure that the spring hook (2) is described in the canister before fueling your right hip. 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 harness depend on the ...
... authorized disposal locations. N Balance the trimmer/brushcutter. N Adjust the length of the strap so that no dirt falls into the tank. FS 55, FS 55 C, FS 55 R, FS 55 RC 25 Shoulder strap 232BA046 KN Before fueling, clean the filler cap and the area around it to release slowly. After fueling, tighten ... allow any pressure buildup in the tank to ensure that the spring hook (2) is described in the canister before fueling your right hip. 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 harness depend on the ...
Product Instruction Manual
Page 36
...proper size. (Note: If terminal has detachable SAE adapter nut, it down firmly. 34 FS 55, FS 55 C, FS 55 R, FS 55 RC To reduce the risk of spark plug: - Have the muffler checked for contamination (carbonization) by STIHL. English Checking the Spark Plug Engine Running Behavior A N Clean dirty spark plug. see "... (2) of the approved range. Rectify problems which have servicing and repair work carried out exclusively by an authorized STIHL servicing dealer. operating at part load. 000BA039 KN 000BA071 KN 1 2 Warning! Installing the spark plug If engine running conditions...
...proper size. (Note: If terminal has detachable SAE adapter nut, it down firmly. 34 FS 55, FS 55 C, FS 55 R, FS 55 RC To reduce the risk of spark plug: - Have the muffler checked for contamination (carbonization) by STIHL. English Checking the Spark Plug Engine Running Behavior A N Clean dirty spark plug. see "... (2) of the approved range. Rectify problems which have servicing and repair work carried out exclusively by an authorized STIHL servicing dealer. operating at part load. 000BA039 KN 000BA071 KN 1 2 Warning! Installing the spark plug If engine running conditions...
Product Instruction Manual
Page 37
... rope only in the direction specified. N Do not pull the rope over the edge of fuel properly in the tube (2) of STIHL gear lubricant for brushcutters (special accessory) N Squeeze up to 1/5 oz (5 g) of children and other unauthorized persons. N Do not... breaks completely. Have a damaged starter rope replaced by an authorized STIHL servicing dealer. 1 2 N Check lubricant filling periodically and after approx. N Thoroughly clean the machine - N Store the machine in a well ventilated area. FS 55, FS 55 C, FS 55 R, FS 55 RC 35 N Dispose of the guide bushing. N Remove, clean...
... rope only in the direction specified. N Do not pull the rope over the edge of fuel properly in the tube (2) of STIHL gear lubricant for brushcutters (special accessory) N Squeeze up to 1/5 oz (5 g) of children and other unauthorized persons. N Do not... breaks completely. Have a damaged starter rope replaced by an authorized STIHL servicing dealer. 1 2 N Check lubricant filling periodically and after approx. N Thoroughly clean the machine - N Store the machine in a well ventilated area. FS 55, FS 55 C, FS 55 R, FS 55 RC 35 N Dispose of the guide bushing. N Remove, clean...
