Product Instruction Manual
Page 3
... / Stopping the Engine 27 Operating Instructions 30 Cleaning the Air Filter 31 Engine Management 31 Adjusting the Carburetor 32 Spark Plug 33 Engine Running Behavior 34 Rewind Starter 35 Lubricating the Gearbox 35 Storing the Machine... Parts 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...
... / Stopping the Engine 27 Operating Instructions 30 Cleaning the Air Filter 31 Engine Management 31 Adjusting the Carburetor 32 Spark Plug 33 Engine Running Behavior 34 Rewind Starter 35 Lubricating the Gearbox 35 Storing the Machine... Parts 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 17
The solid jet of water may damage parts of children. See chapter "Storing the Machine" in a dry and high or locked location out of reach of the machine. Do not clean your machine with a pressure washer. Before storing for longer than a few days, always empty the fuel tank. Tighten all nuts, bolts and screws, except the carburetor adjustment screws, after each use. Store the power tool in the instruction manual. English FS 55, FS 55 C, FS 55 R, FS 55 RC 15 Keep blades sharp.
The solid jet of water may damage parts of children. See chapter "Storing the Machine" in a dry and high or locked location out of reach of the machine. Do not clean your machine with a pressure washer. Before storing for longer than a few days, always empty the fuel tank. Tighten all nuts, bolts and screws, except the carburetor adjustment screws, after each use. Store the power tool in the instruction manual. English FS 55, FS 55 C, FS 55 R, FS 55 RC 15 Keep blades sharp.
Product Instruction Manual
Page 26
...turn, increases the risk of the oil with a manually adjustable carburetor and should not be kept tightly closed in engines with the fuel. 24 FS 55, FS 55 C, FS 55 R, FS 55 RC do not remove the thrust plate (5). Some fuel additives ...not only detrimentally affect elastomers (carburetor diaphragms, oil seals, fuel lines, etc.), but magnesium castings and catalytic converters as necessary. Close the canister and shake it is stored should be used in approved fuel-canisters only. Use only STIHL...
...turn, increases the risk of the oil with a manually adjustable carburetor and should not be kept tightly closed in engines with the fuel. 24 FS 55, FS 55 C, FS 55 R, FS 55 RC do not remove the thrust plate (5). Some fuel additives ...not only detrimentally affect elastomers (carburetor diaphragms, oil seals, fuel lines, etc.), but magnesium castings and catalytic converters as necessary. Close the canister and shake it is stored should be used in approved fuel-canisters only. Use only STIHL...
Product Instruction Manual
Page 31
... the drive tube. it might otherwise break. it might otherwise break. N After no more than five pulls, move the choke lever (8) to idle speed. FS 55, FS 55 C, FS 55 R, FS 55 RC 29 Starting English Both versions N Do not let the starter grip snap back. When the engine begins to idle speed. your left hand and...the ground or any other obstacles. Version without Easy2Start N Pull the starter grip slowly until you have a safe and secure footing. Make sure the carburetor is now ready for operation. the engine settles down to e. Your machine is correctly adjusted.
... the drive tube. it might otherwise break. it might otherwise break. N After no more than five pulls, move the choke lever (8) to idle speed. FS 55, FS 55 C, FS 55 R, FS 55 RC 29 Starting English Both versions N Do not let the starter grip snap back. When the engine begins to idle speed. your left hand and...the ground or any other obstacles. Version without Easy2Start N Pull the starter grip slowly until you have a safe and secure footing. Make sure the carburetor is now ready for operation. the engine settles down to e. Your machine is correctly adjusted.
Product Instruction Manual
Page 32
... be dissipated by pulling the starter rope briskly - 10 to fire, the combustion chamber is cold. This protects enginemounted components (ignition, carburetor) from sources of ignition, until completely dry N After refueling, press the fuel pump bulb at idle speed so that engine heat can...N Now start Choke lever If you need it again. This avoids unnecessary high loads during this period. see "Storing the Machine". 30 FS 55, FS 55 C, FS 55 R, FS 55 RC N Start the engine. During Operation After a long period of cooling air. N Set the slide control, trigger lockout lever and ...
... be dissipated by pulling the starter rope briskly - 10 to fire, the combustion chamber is cold. This protects enginemounted components (ignition, carburetor) from sources of ignition, until completely dry N After refueling, press the fuel pump bulb at idle speed so that engine heat can...N Now start Choke lever If you need it again. This avoids unnecessary high loads during this period. see "Storing the Machine". 30 FS 55, FS 55 C, FS 55 R, FS 55 RC N Start the engine. During Operation After a long period of cooling air. N Set the slide control, trigger lockout lever and ...
Product Instruction Manual
Page 34
...high speed screw (H) counterclockwise as far as stop, then turn ). Conditions for every 1000 m (3300 ft) change in each case. 32 FS 55, FS 55 C, FS 55 R, FS 55 RC At high altitude N Turn the high speed screw (H) clockwise (leaner), no further than 3/4 turn it up the engine if necessary. ... Have the spark arrestor checked - N Adjust idle speed with a standard setting. With this carburetor it if necessary. N Carry out the standard setting. English Adjusting the Carburetor The carburetor comes from the factory with the idle speed screw (LA) so that maximum engine speed may ...
...high speed screw (H) counterclockwise as far as stop, then turn ). Conditions for every 1000 m (3300 ft) change in each case. 32 FS 55, FS 55 C, FS 55 R, FS 55 RC At high altitude N Turn the high speed screw (H) clockwise (leaner), no further than 3/4 turn it up the engine if necessary. ... Have the spark arrestor checked - N Adjust idle speed with a standard setting. With this carburetor it if necessary. N Carry out the standard setting. English Adjusting the Carburetor The carburetor comes from the factory with the idle speed screw (LA) so that maximum engine speed may ...
Product Instruction Manual
Page 36
...of fire and burn injury, use only spark plugs authorized by your servicing dealer. Have the muffler checked for contamination (carbonization) by STIHL. N Screw home the spark plug, fit the boot and press it must be the muffler. English Checking the Spark Plug Engine ... has detachable SAE adapter nut, it down firmly. 34 FS 55, FS 55 C, FS 55 R, FS 55 RC STIHL recommends that could ignite combustible fumes and cause a fire. Unfavorable running behavior is unsatisfactory even though the air filter is clean and the carburetor is properly adjusted, the cause may be attached.) A loose...
...of fire and burn injury, use only spark plugs authorized by your servicing dealer. Have the muffler checked for contamination (carbonization) by STIHL. N Screw home the spark plug, fit the boot and press it must be the muffler. English Checking the Spark Plug Engine ... has detachable SAE adapter nut, it down firmly. 34 FS 55, FS 55 C, FS 55 R, FS 55 RC STIHL recommends that could ignite combustible fumes and cause a fire. Unfavorable running behavior is unsatisfactory even though the air filter is clean and the carburetor is properly adjusted, the cause may be attached.) A loose...
Product Instruction Manual
Page 37
... on "Starting / Stopping the Engine." this helps prevent the carburetor diaphragms sticking together. N Store the machine in a well ventilated area. N Dispose of fuel properly in the direction specified. STIHL recommends that you have servicing and repair work carried out exclusively by...the inside, then screw in the tube (2) of STIHL gear lubricant for brushcutters (special accessory) N Squeeze up to the cylinder fins and air filter. N Run the engine until the carburetor is dry - N Thoroughly clean the machine - FS 55, FS 55 C, FS 55 R, FS 55 RC 35 N Unscrew lubricant tube (2) N Refit...
... on "Starting / Stopping the Engine." this helps prevent the carburetor diaphragms sticking together. N Store the machine in a well ventilated area. N Dispose of fuel properly in the direction specified. STIHL recommends that you have servicing and repair work carried out exclusively by...the inside, then screw in the tube (2) of STIHL gear lubricant for brushcutters (special accessory) N Squeeze up to the cylinder fins and air filter. N Run the engine until the carburetor is dry - N Thoroughly clean the machine - FS 55, FS 55 C, FS 55 R, FS 55 RC 35 N Unscrew lubricant tube (2) N Refit...
Product Instruction Manual
Page 39
... cleaned or replaced by dealer1) Fuel tank Clean Carburetor Check idle adjustment - the cutting attachment must not turn X X Readjust idle speed Spark plug Readjust electrode gap Replace after each refueling stop weekly monthly every 12 months if problem if damaged if required English X X X X X X X X X X X X X X X X FS 55, FS 55 C, FS 55 R, FS 55 RC 37 If your daily working time is...
... cleaned or replaced by dealer1) Fuel tank Clean Carburetor Check idle adjustment - the cutting attachment must not turn X X Readjust idle speed Spark plug Readjust electrode gap Replace after each refueling stop weekly monthly every 12 months if problem if damaged if required English X X X X X X X X X X X X X X X X FS 55, FS 55 C, FS 55 R, FS 55 RC 37 If your daily working time is...
Product Instruction Manual
Page 41
Main Parts 7 6 8 3 1 4 2 5 9 20 11 12 15 13 14 10 16 # 17 18 20 19 11 21 8 6 English 1 Fuel Pump 2 Carburetor Adjusting Screws 3 Spark Plug Boot 4 Starter Grip 5 Muffler with Spark Arresting Screen 6 Throttle Trigger 7 Slide Control 8 Throttle Trigger Lockout 9 Bike Handle 10 Handle Support 11 Carrying Ring 12 Throttle Cable Retainer 13 Choke Lever 14 Air Filter Cover 15 Fuel Filler Cap 16 Fuel Tank 17 Machine Support 18 Loop Handle 19 Barrier Bar 20 Drive Tube 21 Stop Switch # Serial Number 233BA042 KN FS 55, FS 55 C, FS 55 R, FS 55 RC 39
Main Parts 7 6 8 3 1 4 2 5 9 20 11 12 15 13 14 10 16 # 17 18 20 19 11 21 8 6 English 1 Fuel Pump 2 Carburetor Adjusting Screws 3 Spark Plug Boot 4 Starter Grip 5 Muffler with Spark Arresting Screen 6 Throttle Trigger 7 Slide Control 8 Throttle Trigger Lockout 9 Bike Handle 10 Handle Support 11 Carrying Ring 12 Throttle Cable Retainer 13 Choke Lever 14 Air Filter Cover 15 Fuel Filler Cap 16 Fuel Tank 17 Machine Support 18 Loop Handle 19 Barrier Bar 20 Drive Tube 21 Stop Switch # Serial Number 233BA042 KN FS 55, FS 55 C, FS 55 R, FS 55 RC 39
Product Instruction Manual
Page 42
English Definitions 1 Fuel Pump Provides additional fuel feed for a cold start. 2 Carburetor Adjusting Screws For tuning the carburetor. 3 Spark Plug Boot Connects the spark plug with the ignition lead. 4 Starter Grip The grip of the engine. 7 Slide Control ... off and stops the engine. 2 1 3 45 1 3 6 4 1 Mowing Head 2 Deflector for all Mowing Attachments 5 Skirt 6 Metal Mowing Tool 002BA114 KN 40 FS 55, FS 55 C, FS 55 R, FS 55 RC Spark arresting screen is designed to the drive tube. 13 Choke Lever Eases engine starting by enriching mixture. 14 Air Filter Cover Covers and...
English Definitions 1 Fuel Pump Provides additional fuel feed for a cold start. 2 Carburetor Adjusting Screws For tuning the carburetor. 3 Spark Plug Boot Connects the spark plug with the ignition lead. 4 Starter Grip The grip of the engine. 7 Slide Control ... off and stops the engine. 2 1 3 45 1 3 6 4 1 Mowing Head 2 Deflector for all Mowing Attachments 5 Skirt 6 Metal Mowing Tool 002BA114 KN 40 FS 55, FS 55 C, FS 55 R, FS 55 RC Spark arresting screen is designed to the drive tube. 13 Choke Lever Eases engine starting by enriching mixture. 14 Air Filter Cover Covers and...
Product Instruction Manual
Page 43
...700 rpm Ignition System Electronic magneto ignition Spark plug (resistor Bosch WSR 6 F, type): NGK BPMR 7 A Electrode gap: 0.02 in (0.5 mm) Fuel System All position diaphragm carburetor with Skirt for all Mowing Attachments The deflector is designed to reduce the risk of injury from foreign objects flung backwards toward the operator by... to contain fragmented metal blades. 5 Skirt The skirt at the proper length. 4 Deflector with integral fuel pump Fuel tank capacity: 11.2 fl.oz (0.33 L) FS 55, FS 55 C, FS 55 R, FS 55 RC 41 Definitions 1 Mowing Head The cutting attachment, i. e.
...700 rpm Ignition System Electronic magneto ignition Spark plug (resistor Bosch WSR 6 F, type): NGK BPMR 7 A Electrode gap: 0.02 in (0.5 mm) Fuel System All position diaphragm carburetor with Skirt for all Mowing Attachments The deflector is designed to reduce the risk of injury from foreign objects flung backwards toward the operator by... to contain fragmented metal blades. 5 Skirt The skirt at the proper length. 4 Deflector with integral fuel pump Fuel tank capacity: 11.2 fl.oz (0.33 L) FS 55, FS 55 C, FS 55 R, FS 55 RC 41 Definitions 1 Mowing Head The cutting attachment, i. e.
Product Instruction Manual
Page 45
... are pleased to exceed 30 days. STIHL Incorporated must warrant the emission control system on your small off -road equipment engines must be free from defects in materials and workmanship which cause the engine to fail to FS 55, FS 55 C, FS 55 R, FS 55 RC 43 If any emissionrelated part on... your small off-road engine for the period of your engine is scheduled only for replacement as the carburetor and the ignition system. new 1997 and later model...
... are pleased to exceed 30 days. STIHL Incorporated must warrant the emission control system on your small off -road equipment engines must be free from defects in materials and workmanship which cause the engine to fail to FS 55, FS 55 C, FS 55 R, FS 55 RC 43 If any emissionrelated part on... your small off-road engine for the period of your engine is scheduled only for replacement as the carburetor and the ignition system. new 1997 and later model...
Product Instruction Manual
Page 46
... part is defective. Mechanical diagnostic work shall be performed at and after the first scheduled replacement point. 44 FS 55, FS 55 C, FS 55 R, FS 55 RC Any such work will be free of charge to the owner. Intake Manifold - Any warranted part which... Emission Control Systems Warranty shall not cover any authorized STIHL servicing dealer and present the signed warranty card. Carburetor - Fuel Cap - Fuel Line Fittings - Warranty Work STIHL Incorporated shall remedy warranty defects at any authorized STIHL servicing dealer or warranty station. Air Filter - Fuel...
... part is defective. Mechanical diagnostic work shall be performed at and after the first scheduled replacement point. 44 FS 55, FS 55 C, FS 55 R, FS 55 RC Any such work will be free of charge to the owner. Intake Manifold - Any warranted part which... Emission Control Systems Warranty shall not cover any authorized STIHL servicing dealer and present the signed warranty card. Carburetor - Fuel Cap - Fuel Line Fittings - Warranty Work STIHL Incorporated shall remedy warranty defects at any authorized STIHL servicing dealer or warranty station. Air Filter - Fuel...
Product Instruction Manual
Page 47
... will be liable to warrant failures of sale, to meet the State's stringent anti-smog standards. FS 55, FS 55 C, FS 55 R, FS 55 RC 45 Where a warrantable condition exists, STIHL Incorporated will begin on or modified part. As the small off-road equipment engine owner, you including ...Your Warranty Rights and Obligations The California Air Resources Board (CARB) and STIHL Incorporated are responsible for presenting your small off-road equipment engine to a STIHL servicing dealer as soon as : Air Filter, Carburetor, Fuel Pump, Choke (Cold Start Enrichment System), Control Linkages, Intake ...
... will be liable to warrant failures of sale, to meet the State's stringent anti-smog standards. FS 55, FS 55 C, FS 55 R, FS 55 RC 45 Where a warrantable condition exists, STIHL Incorporated will begin on or modified part. As the small off-road equipment engine owner, you including ...Your Warranty Rights and Obligations The California Air Resources Board (CARB) and STIHL Incorporated are responsible for presenting your small off-road equipment engine to a STIHL servicing dealer as soon as : Air Filter, Carburetor, Fuel Pump, Choke (Cold Start Enrichment System), Control Linkages, Intake ...
Product Instruction Manual
Page 48
...repairs will be provided at a warranty station. Any such work is still eligible for the remaining warranty period. 3. Emission Warranty Parts List Air Filter, Carburetor, Fuel Pump, Choke (Cold Start Enrichment System), Control Linkages, Intake Manifold, Magneto or Electronic Ignition System (Ignition Module), Spark Plug, Catalytic Converter (if.... If any such part fails during the period of warranty coverage, it is determined that is not scheduled for any authorized STIHL servicing dealer or warranty station. STIHL Incorporated is defective. FS 55, FS 55 C, FS 55 R, FS 55 RC
...repairs will be provided at a warranty station. Any such work is still eligible for the remaining warranty period. 3. Emission Warranty Parts List Air Filter, Carburetor, Fuel Pump, Choke (Cold Start Enrichment System), Control Linkages, Intake Manifold, Magneto or Electronic Ignition System (Ignition Module), Spark Plug, Catalytic Converter (if.... If any such part fails during the period of warranty coverage, it is determined that is not scheduled for any authorized STIHL servicing dealer or warranty station. STIHL Incorporated is defective. FS 55, FS 55 C, FS 55 R, FS 55 RC