Product Instruction Manual
Page 2
...Fitting the Harness 32 Balancing the Brushcutter 33 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 ...cause serious or even fatal injury. paper can be observed to continually improve all of the instructions in USA STIHl FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 1 BA_SE_049_008_01_20.fm Printed on page 3, before using your trimmer/brushcutter. Because a trimmer/brushcutter is important...
...Fitting the Harness 32 Balancing the Brushcutter 33 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 ...cause serious or even fatal injury. paper can be observed to continually improve all of the instructions in USA STIHl FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 1 BA_SE_049_008_01_20.fm Printed on page 3, before using your trimmer/brushcutter. Because a trimmer/brushcutter is important...
Product Instruction Manual
Page 38
... period, the frictional resistances in the tab (1) and remove the filter cover (2). : Clean away loose dirt from thermal overload. Drain the fuel tank. Operating Instructions English / USA Cleaning the Air Filter : Unscrew and dry off load) for a while at idle...2 Dirty air filters reduce engine power, increase fuel consumption and make starting more difficult. Tank run for the first three tank fillings. 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 ...
... period, the frictional resistances in the tab (1) and remove the filter cover (2). : Clean away loose dirt from thermal overload. Drain the fuel tank. Operating Instructions English / USA Cleaning the Air Filter : Unscrew and dry off load) for a while at idle...2 Dirty air filters reduce engine power, increase fuel consumption and make starting more difficult. Tank run for the first three tank fillings. 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 ...
Product Instruction Manual
Page 39
... 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 do not clean. : Install filter element in the cover. : Refit the filter cover. H L 1 LA 250BA039 KN General Information The carburetor comes from the factory with a standard setting. Exhaust emissions are controlled... or port timing) without the addition of the fundamental engine parameters and components (e.g. This setting is only possible to provide an optimum fuel-air mixture under most operating conditions. With this carburetor it -
... 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 do not clean. : Install filter element in the cover. : Refit the filter cover. H L 1 LA 250BA039 KN General Information The carburetor comes from the factory with a standard setting. Exhaust emissions are controlled... or port timing) without the addition of the fundamental engine parameters and components (e.g. This setting is only possible to provide an optimum fuel-air mixture under most operating conditions. With this carburetor it -
Product Instruction Manual
Page 40
... a mowing head, making sure the cutting lines are using a mowing head. : Open the throttle wide - FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 39 English / USA Standard Setting : Shut off the engine. : Mount the cutting tool. : Check the air filter and replace if necessary. : Check that the cutting tool does not rotate. see chapter "Adjusting the...
... a mowing head, making sure the cutting lines are using a mowing head. : Open the throttle wide - FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 39 English / USA Standard Setting : Shut off the engine. : Mount the cutting tool. : Check the air filter and replace if necessary. : Check that the cutting tool does not rotate. see chapter "Adjusting the...
Product Instruction Manual
Page 41
... or earlier if the electrodes are badly eroded. 40 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Erratic idling behavior, engine stops even though setting of spark plug: : Too much engine oil in the gasoline), a dirty air filter and unfavorable running conditions, e.g. These factors cause deposits.... : Remove spark plug as described in the same direction. Rectify problems which may result in trouble in fuel mix. : Dirty air filter. : Unfavorable running conditions (mostly at part throttle etc.) affect the condition of the approved range. see "Specifications". : Use only...
... or earlier if the electrodes are badly eroded. 40 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Erratic idling behavior, engine stops even though setting of spark plug: : Too much engine oil in the gasoline), a dirty air filter and unfavorable running conditions, e.g. These factors cause deposits.... : Remove spark plug as described in the same direction. Rectify problems which may result in trouble in fuel mix. : Dirty air filter. : Unfavorable running conditions (mostly at part throttle etc.) affect the condition of the approved range. see "Specifications". : Use only...
Product Instruction Manual
Page 42
...Note: If terminal has detachable SAE adapter nut, it down firmly. FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 41 see "Special Accessories" - To reduce the risk of fire and burn injury, use only spark plugs authorized by authorized STIHL dealers. STIHL recommends that could ignite combustible fumes and cause a fire. 1 ... 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 on the inside of the filler plug, screw the tube (2) of STIHL gear lubricant...
...Note: If terminal has detachable SAE adapter nut, it down firmly. FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 41 see "Special Accessories" - To reduce the risk of fire and burn injury, use only spark plugs authorized by authorized STIHL dealers. STIHL recommends that could ignite combustible fumes and cause a fire. 1 ... 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 on the inside of the filler plug, screw the tube (2) of STIHL gear lubricant...
Product Instruction Manual
Page 45
... two or three strokes of children and other unauthorized persons. : Use a file (special accessory) to the cylinder fins and air filter. : Store the machine in any way. In case of more serious wear or nicks: Resharpen with local environmental requirements. :... in accordance with a grinder or have blade checked on 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 pay special attention to sharpen cutting tools. English /...
... two or three strokes of children and other unauthorized persons. : Use a file (special accessory) to the cylinder fins and air filter. : Store the machine in any way. In case of more serious wear or nicks: Resharpen with local environmental requirements. :... in accordance with a grinder or have blade checked on 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 pay special attention to sharpen cutting tools. English /...
Product Instruction Manual
Page 46
...X Have replaced by servicing dealer1) 1) STIHL recommends that the following maintenance intervals apply for normal operating conditions. Complete machine Control handle Air filter Pick up body in fuel tank Fuel ...tank Carburetor Spark plug Cooling inlets Spark arresting screen* in all versions, market-specific before starting work 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...
...X Have replaced by servicing dealer1) 1) STIHL recommends that the following maintenance intervals apply for normal operating conditions. Complete machine Control handle Air filter Pick up body in fuel tank Fuel ...tank Carburetor Spark plug Cooling inlets Spark arresting screen* in all versions, market-specific before starting work 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...
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
...FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Throttle Cable Retainer Secures the throttle cable to the harness. 12. Machine Support For resting machine on the ground. 17. Muffler (with both hands during cutting work . 20. Keeps the throttle partially open during cutting work . 7. Carrying Ring Connects the brushcutter to the drive tube. 11. Air Filter... Cover Encloses and protects the air filter. 15. English / USA Definitions 1. Spark Plug Boot Connects the spark plug to stop...
...FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Throttle Cable Retainer Secures the throttle cable to the harness. 12. Machine Support For resting machine on the ground. 17. Muffler (with both hands during cutting work . 20. Keeps the throttle partially open during cutting work . 7. Carrying Ring Connects the brushcutter to the drive tube. 11. Air Filter... Cover Encloses and protects the air filter. 15. English / USA Definitions 1. Spark Plug Boot Connects the spark plug to stop...
Product Instruction Manual
Page 51
... mm) Spark plug thread: M 14 x 1.25; 0.37 in long (9.5 mm) Fuel System Carburetor: All position diaphragm carburetor with integral fuel pump Air filter: Paper filter element Fuel tank capacity: 21.6 fl.oz (0.64 L) Fuel mix: See "Fuel" Rewind Starter Starter rope: Ø 0.11 in (3,0mm), 33....5 in (32 mm) Engine power to meet Federal emission requirements. English / USA Specifications Engine Model FS 120 FS 200 FS 250 Single cylinder two-stroke ...
... mm) Spark plug thread: M 14 x 1.25; 0.37 in long (9.5 mm) Fuel System Carburetor: All position diaphragm carburetor with integral fuel pump Air filter: Paper filter element Fuel tank capacity: 21.6 fl.oz (0.64 L) Fuel mix: See "Fuel" Rewind Starter Starter rope: Ø 0.11 in (3,0mm), 33....5 in (32 mm) Engine power to meet Federal emission requirements. English / USA Specifications Engine Model FS 120 FS 200 FS 250 Single cylinder two-stroke ...
Product Instruction Manual
Page 54
...system) Intake manifold Air filter Spark plug Magneto or electronic ignition system (ignition module) Catalytic converter (if applicable) Fasteners Where to make a claim for the cost of the recommended 2-stroke fuel-oil mixture (see also instruction "Fuel"). FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 53 Any ... Diagnosis You, as the owner, shall not be charged for diagnostic labor which is scheduled for replacement as non-defective, STIHL Incorporated will be free of charge to other services and adjustments necessary for damages to the owner if it is determined that...
...system) Intake manifold Air filter Spark plug Magneto or electronic ignition system (ignition module) Catalytic converter (if applicable) Fasteners Where to make a claim for the cost of the recommended 2-stroke fuel-oil mixture (see also instruction "Fuel"). FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 53 Any ... Diagnosis You, as the owner, shall not be charged for diagnostic labor which is scheduled for replacement as non-defective, STIHL Incorporated will be free of charge to other services and adjustments necessary for damages to the owner if it is determined that...
Product Instruction Manual
Page 56
...) Intake manifold Air filter Spark plug Magneto or electronic ignition system (ignition module) Catalytic converter (if applicable) Fasteners Where to make a claim for required maintenance at and after the first scheduled replacement point. FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 55 Any... manufacturer-approved or equivalent replacement part may be used for any warranty maintenance or repairs on emission-related parts and must be provided without charge to STIHL Incorporated specifications that...
...) Intake manifold Air filter Spark plug Magneto or electronic ignition system (ignition module) Catalytic converter (if applicable) Fasteners Where to make a claim for required maintenance at and after the first scheduled replacement point. FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 55 Any... manufacturer-approved or equivalent replacement part may be used for any warranty maintenance or repairs on emission-related parts and must be provided without charge to STIHL Incorporated specifications that...
Parts List
Page 17
... Gasket Sealing ring Tôle calorifuge Joint Anneau de joint (09.2003) Grommet (09.2003) Douille Filter housing ) 15 Hexagon nut M5 Air filter Filter cover Choke knob Fuel pump Hose 2.2x5.4x68 (D) Hose 2.2x5.4 mm x 1 m (A,B) Set ...air Couvercle de filtre Bouton de réglage Pompe à carburant Tuyau 2,2x5,4x68 (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...
... Gasket Sealing ring Tôle calorifuge Joint Anneau de joint (09.2003) Grommet (09.2003) Douille Filter housing ) 15 Hexagon nut M5 Air filter Filter cover Choke knob Fuel pump Hose 2.2x5.4x68 (D) Hose 2.2x5.4 mm x 1 m (A,B) Set ...air Couvercle de filtre Bouton de réglage Pompe à carburant Tuyau 2,2x5,4x68 (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...