Product Instruction Manual
Page 2
... Starting / Stopping the Engine ........ 34 Operating Instructions 37 Cleaning the Air Filter 37 Motor Management 38 Adjusting the Carburetor 38 Checking the Spark Plug 40 Engine Running Behavior 41 Lubricating the Gearbox 41 Replacing Starter Rope and Rewind Spring ...M0,5. As a result, engineering changes and improvements are made from those described in USA STIHl FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 1 Printed in this manual, please contact your STIHL dealer for your area if you read and understand the maintenance and safety precautions, starting on...
... Starting / Stopping the Engine ........ 34 Operating Instructions 37 Cleaning the Air Filter 37 Motor Management 38 Adjusting the Carburetor 38 Checking the Spark Plug 40 Engine Running Behavior 41 Lubricating the Gearbox 41 Replacing Starter Rope and Rewind Spring ...M0,5. As a result, engineering changes and improvements are made from those described in USA STIHl FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 1 Printed in this manual, please contact your STIHL dealer for your area if you read and understand the maintenance and safety precautions, starting on...
Product Instruction Manual
Page 19
English / USA !Warning! Always press spark plug boot snugly onto spark plug terminal of children. Tighten all nuts, bolts and screws, except the carburetor adjustment screws, after each use. Store the power tool in a dry and high or locked location out of reach of the proper size. (Note: If ... spark plug or with a spark-arresting screen to reduce the risk of the cutting attachment to come off and result in the instruction manual. 18 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Never repair damaged cutting attachments by welding, straightening or modifying the shape.
English / USA !Warning! Always press spark plug boot snugly onto spark plug terminal of children. Tighten all nuts, bolts and screws, except the carburetor adjustment screws, after each use. Store the power tool in a dry and high or locked location out of reach of the proper size. (Note: If ... spark plug or with a spark-arresting screen to reduce the risk of the cutting attachment to come off and result in the instruction manual. 18 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Never repair damaged cutting attachments by welding, straightening or modifying the shape.
Product Instruction Manual
Page 31
...engine. Some fuel additives not only detrimentally affect elastomers (carburetor diaphragms, oil seals, fuel lines, etc.), but magnesium castings and catalytic converters as well. do not remove the thrust plate (7). For this reason STIHL recommends that you use premium unleaded fuel. Removing cutting ..., FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Cutting edges of 50:1. Cutting edges of (2), (4) and (5) must locate in turn, increases the risk of piston seizure and damage to operate on unleaded gasoline and the STIHL twostroke engine oil at a mix ratio of (1) and (3) may point in ...
...engine. Some fuel additives not only detrimentally affect elastomers (carburetor diaphragms, oil seals, fuel lines, etc.), but magnesium castings and catalytic converters as well. do not remove the thrust plate (7). For this reason STIHL recommends that you use premium unleaded fuel. Removing cutting ..., FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Cutting edges of 50:1. Cutting edges of (2), (4) and (5) must locate in turn, increases the risk of piston seizure and damage to operate on unleaded gasoline and the STIHL twostroke engine oil at a mix ratio of (1) and (3) may point in ...
Product Instruction Manual
Page 33
... tank. The use of the harness is described in chapter "Approved Combinations of Cutting Tool, Deflector, Handle and Harness". 32 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R English / USA Fitting the Harness 250BA051 KN Change the fuel pickup body every year. Run the engine until the spring.... Shoulder Strap : Put on the shoulder strap (1). : Adjust the length of harness depend on the full harness (1). : Adjust length until the carburetor is about a hand's width below your right hip. : Balance the brushcutter. The type and style of the strap so that the spring hook ...
... tank. The use of the harness is described in chapter "Approved Combinations of Cutting Tool, Deflector, Handle and Harness". 32 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R English / USA Fitting the Harness 250BA051 KN Change the fuel pickup body every year. Run the engine until the spring.... Shoulder Strap : Put on the shoulder strap (1). : Adjust the length of harness depend on the full harness (1). : Adjust length until the carburetor is about a hand's width below your right hip. : Balance the brushcutter. The type and style of the strap so that the spring hook ...
Product Instruction Manual
Page 37
.... : Do not let the starter grip snap back. If the engine does not start : 10 : Move the slide control to full length - Make sure the carburetor is idling. If the engine still does not start Choke knob If you feel it engage and then give it slowly back into the housing... the throttle slightly. : Warm up engine for operation. Do not pull out the starter rope to STOP-O. : Pull off the spark plug boot (10). 36 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Stopping the engine : Push the slide control in direction of arrow on stop symbol (h ) to STOP-O.
.... : Do not let the starter grip snap back. If the engine does not start : 10 : Move the slide control to full length - Make sure the carburetor is idling. If the engine still does not start Choke knob If you feel it engage and then give it slowly back into the housing... the throttle slightly. : Warm up engine for operation. Do not pull out the starter rope to STOP-O. : Pull off the spark plug boot (10). 36 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Stopping the engine : Push the slide control in direction of arrow on stop symbol (h ) to STOP-O.
Product Instruction Manual
Page 38
... plug boot (press it down . This avoids unnecessary high loads during this period. This protects enginemounted components (ignition, carburetor) from inside the cover and around the filter (3). 250BA022 KN FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 37 Throttle cable adjustment : Check adjustment of nuts and screws (not adjusting screws) at regular intervals and retighten...
... plug boot (press it down . This avoids unnecessary high loads during this period. This protects enginemounted components (ignition, carburetor) from inside the cover and around the filter (3). 250BA022 KN FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 37 Throttle cable adjustment : Check adjustment of nuts and screws (not adjusting screws) at regular intervals and retighten...
Product Instruction Manual
Page 39
English / USA Motor Management Adjusting the Carburetor : Remove the filter element and inspect it is designed to adjust the engine idle speed within fine limits. 38 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Exhaust emissions are controlled by the design of any major hardware. replace ...if dirty or damaged - H L 1 LA 250BA039 KN General Information The carburetor comes from the factory with a ...
English / USA Motor Management Adjusting the Carburetor : Remove the filter element and inspect it is designed to adjust the engine idle speed within fine limits. 38 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Exhaust emissions are controlled by the design of any major hardware. replace ...if dirty or damaged - H L 1 LA 250BA039 KN General Information The carburetor comes from the factory with a ...
Product Instruction Manual
Page 42
...Behavior Lubricating the Gearbox English / USA 2 1 If engine running behavior is unsatisfactory even though the air filter is clean and the carburetor and throttle cable are properly adjusted, the cause may be in the boot may create arcing that maintenance and repair work be seen ..., screw the tube (2) of fire and burn injury, use only spark plugs authorized by authorized STIHL dealers. To reduce the risk of STIHL gear lubricant for carbonization. FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 41 Do not completely fill the gear housing with grease. : Refit the filler plug and...
...Behavior Lubricating the Gearbox English / USA 2 1 If engine running behavior is unsatisfactory even though the air filter is clean and the carburetor and throttle cable are properly adjusted, the cause may be in the boot may create arcing that maintenance and repair work be seen ..., screw the tube (2) of fire and burn injury, use only spark plugs authorized by authorized STIHL dealers. To reduce the risk of STIHL gear lubricant for carbonization. FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 41 Do not completely fill the gear housing with grease. : Refit the filler plug and...
Product Instruction Manual
Page 45
...STIHL balancer (special accessory) and rebalanced as possible - See cutting tool packaging for additional sharpening instructions. 002BA042 KN 44 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R In case of more serious wear or nicks: Resharpen with local environmental requirements. : Run engine until carburetor is dry - this helps prevent carburetor.... English / USA Storing the Machine Sharpening Metal Cutting Tools For periods of about 5 times, have work done by STIHL dealer. : Resharpen frequently, take away as little material as necessary. 1 2 1 1 2 2 : Resharpen the...
...STIHL balancer (special accessory) and rebalanced as possible - See cutting tool packaging for additional sharpening instructions. 002BA042 KN 44 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R In case of more serious wear or nicks: Resharpen with local environmental requirements. : Run engine until carburetor is dry - this helps prevent carburetor.... English / USA Storing the Machine Sharpening Metal Cutting Tools For periods of about 5 times, have work done by STIHL dealer. : Resharpen frequently, take away as little material as necessary. 1 2 1 1 2 2 : Resharpen the...
Product Instruction Manual
Page 46
...Carburetor Spark plug Cooling inlets Spark arresting screen* in all versions, market-specific before starting work after finishing work or daily after each refueling stop weekly monthly every 12 months if problem if damaged as required English / USA X X X X X X X X X X X X X X X X X X X X FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250... R 45 Maintenance Chart Please note that this work be done by a STIHL servicing dealer * not in muffler All accessible screws and nuts (not ...
...Carburetor Spark plug Cooling inlets Spark arresting screen* in all versions, market-specific before starting work after finishing work or daily after each refueling stop weekly monthly every 12 months if problem if damaged as required English / USA X X X X X X X X X X X X X X X X X X X X FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250... R 45 Maintenance Chart Please note that this work be done by a STIHL servicing dealer * not in muffler All accessible screws and nuts (not ...
Product Instruction Manual
Page 48
Parts and Controls English / USA 1= Fuel Filler Cap 2= Carburetor adjusting screws 3= Starter Grip 4= Spark Plug Boot 5= Muffler (with spark arresting screen*) 6= Bike Handle 7= Throttle Trigger 8= Slide Control 9= Throttle Trigger Interlock 10= Throttle Cable Retainer 11= Carrying Ring 12= Fuel Pump 13= Rotary Choke Knob 14= Air Filter Cover 15= Fuel Tank 16= Machine Support 17= Handle Support 18= Wing Screw 19= Loop Handle 20= Barrier Bar # Serial number FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R * see "Guide to Using this Manual" 47
Parts and Controls English / USA 1= Fuel Filler Cap 2= Carburetor adjusting screws 3= Starter Grip 4= Spark Plug Boot 5= Muffler (with spark arresting screen*) 6= Bike Handle 7= Throttle Trigger 8= Slide Control 9= Throttle Trigger Interlock 10= Throttle Cable Retainer 11= Carrying Ring 12= Fuel Pump 13= Rotary Choke Knob 14= Air Filter Cover 15= Fuel Tank 16= Machine Support 17= Handle Support 18= Wing Screw 19= Loop Handle 20= Barrier Bar # Serial number FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R * see "Guide to Using this Manual" 47
Product Instruction Manual
Page 49
... exhaust noises and diverts exhaust gases away from operator. 6. Throttle Trigger Controls the speed of operator. 48 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Keeps the throttle partially open during starting, switches the engine's ignition off to stop . Throttle Cable Retainer...bike handle. 18. English / USA Definitions 1. Starter Grip The grip of machine during cutting work . 20. Carburetor Adjusting Screws For tuning the carburetor. 3. Carrying Ring Connects the brushcutter to start . 13. Wing Screw Secures handlebar in the selected position. 19....
... exhaust noises and diverts exhaust gases away from operator. 6. Throttle Trigger Controls the speed of operator. 48 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Keeps the throttle partially open during starting, switches the engine's ignition off to stop . Throttle Cable Retainer...bike handle. 18. English / USA Definitions 1. Starter Grip The grip of machine during cutting work . 20. Carburetor Adjusting Screws For tuning the carburetor. 3. Carrying Ring Connects the brushcutter to start . 13. Wing Screw Secures handlebar in the selected position. 19....
Product Instruction Manual
Page 51
...64 L) Fuel mix: See "Fuel" Rewind Starter Starter rope: Ø 0.11 in (3,0mm), 33.5 in ( 850 mm) long 50 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Category: A = 300 hours, B = 125 hours, C = 50 hours CARB: The Emission Compliance Period used on the Emissions Compliance ...in (0.5 mm) Spark plug thread: M 14 x 1.25; 0.37 in long (9.5 mm) Fuel System Carburetor: All position diaphragm carburetor with bike handle - English / USA Specifications Engine Model FS 120 FS 200 FS 250 Single cylinder two-stroke engine Displacement: 1.88 cu.in (30.8 cm3) 2.22 cu.in (36.3 ...
...64 L) Fuel mix: See "Fuel" Rewind Starter Starter rope: Ø 0.11 in (3,0mm), 33.5 in ( 850 mm) long 50 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Category: A = 300 hours, B = 125 hours, C = 50 hours CARB: The Emission Compliance Period used on the Emissions Compliance ...in (0.5 mm) Spark plug thread: M 14 x 1.25; 0.37 in long (9.5 mm) Fuel System Carburetor: All position diaphragm carburetor with bike handle - English / USA Specifications Engine Model FS 120 FS 200 FS 250 Single cylinder two-stroke engine Displacement: 1.88 cu.in (30.8 cm3) 2.22 cu.in (36.3 ...
Product Instruction Manual
Page 53
... the period of time listed below provided there has been no abuse, neglect or improper maintenance of sale to a STIHL service center as soon as the carburetor and the ignition system. You are responsible for your engine is defective, the part will be designed, built and ... also warrants to you should be used in materials and workmanship which cause it to fail to STIHL. 52 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Your emission control system includes parts such as a problem exists. Manufacturer's Warranty Coverage: In the U.S., 1997 and later model year ...
... the period of time listed below provided there has been no abuse, neglect or improper maintenance of sale to a STIHL service center as soon as the carburetor and the ignition system. You are responsible for your engine is defective, the part will be designed, built and ... also warrants to you should be used in materials and workmanship which cause it to fail to STIHL. 52 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Your emission control system includes parts such as a problem exists. Manufacturer's Warranty Coverage: In the U.S., 1997 and later model year ...
Product Instruction Manual
Page 54
Any warranted part which is defective. The following list specifically defines the emission-related warranted parts: Carburetor Choke (Cold start enrichment system) Intake manifold Air filter Spark plug Magneto or electronic ignition system (ignition module) Catalytic converter ... FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 53 English / USA If any emission related part on emission-related parts and must be provided without charge to the owner. However, if you for that a warranted part is scheduled only for regular inspection to the effect of the emission test. STIHL ...
Any warranted part which is defective. The following list specifically defines the emission-related warranted parts: Carburetor Choke (Cold start enrichment system) Intake manifold Air filter Spark plug Magneto or electronic ignition system (ignition module) Catalytic converter ... FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 53 English / USA If any emission related part on emission-related parts and must be provided without charge to the owner. However, if you for that a warranted part is scheduled only for regular inspection to the effect of the emission test. STIHL ...
Product Instruction Manual
Page 55
... use from defects in non-warranty maintenance or repairs, and shall not reduce the warranty obligations of time, not to STIHL. 54 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Manufacturer's Warranty Coverage: In the U.S., 1997 and later model year small off -road equipment engine owner, you... for the period of time listed below provided there has been no cost to a STIHL service center as soon as the carburetor and the ignition system. English / USA STIHL Incorporated Federal Emission Control Warranty Statement Your Warranty Rights and Obligations The U.S. new 1997 and...
... use from defects in non-warranty maintenance or repairs, and shall not reduce the warranty obligations of time, not to STIHL. 54 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Manufacturer's Warranty Coverage: In the U.S., 1997 and later model year small off -road equipment engine owner, you... for the period of time listed below provided there has been no cost to a STIHL service center as soon as the carburetor and the ignition system. English / USA STIHL Incorporated Federal Emission Control Warranty Statement Your Warranty Rights and Obligations The U.S. new 1997 and...
Product Instruction Manual
Page 56
...defective. Deviations from this manual are based on the application of the following list specifically defines the emission-related warranted parts: Carburetor Choke (Cold start enrichment system) Intake manifold Air filter Spark plug Magneto or electronic ignition system (ignition module) Catalytic ... or replacement required because of misuse, neglect or lack of time up to any authorized STIHL servicing dealer and present the signed warranty card. FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 55 English / USA If any emission related part on your engine is defective, the...
...defective. Deviations from this manual are based on the application of the following list specifically defines the emission-related warranted parts: Carburetor Choke (Cold start enrichment system) Intake manifold Air filter Spark plug Magneto or electronic ignition system (ignition module) Catalytic ... or replacement required because of misuse, neglect or lack of time up to any authorized STIHL servicing dealer and present the signed warranty card. FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 55 English / USA If any emission related part on your engine is defective, the...
Parts List
Page 17
...plate Gasket (09.2003) Tôle de contact Joint Carburetor C1QS82 (1,2) Carburetor C1QS83 (3,4,5,6) Carburateur C1QS82 (1,2) Carburateur C1QS83 (3,4,5,6) (09.2003) Carburetor C1QS51C (09.2003) Carburateur C1QS51C...4x68 (D) Tuyau 2,2x5,4 mm x 1 m (A,B) Jeu de joints ) 8 (19.98) Carburetor C1QS35B (C) Grommet (19.98) Carburateur C1QS35B (C) Douille (1) FS 120, (2) FS 120 R, (3) FS 200, (4) FS 200 R, (5) FS 250, (6) FS 250 R FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 17 St.- Zahl 1 4134 120 0102 1 2 ✻ 4134 122 6601 2 3...
...plate Gasket (09.2003) Tôle de contact Joint Carburetor C1QS82 (1,2) Carburetor C1QS83 (3,4,5,6) Carburateur C1QS82 (1,2) Carburateur C1QS83 (3,4,5,6) (09.2003) Carburetor C1QS51C (09.2003) Carburateur C1QS51C...4x68 (D) Tuyau 2,2x5,4 mm x 1 m (A,B) Jeu de joints ) 8 (19.98) Carburetor C1QS35B (C) Grommet (19.98) Carburateur C1QS35B (C) Douille (1) FS 120, (2) FS 120 R, (3) FS 200, (4) FS 200 R, (5) FS 250, (6) FS 250 R FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 17 St.- Zahl 1 4134 120 0102 1 2 ✻ 4134 122 6601 2 3...