Product Instruction Manual
Page 2
... Contact your trimmer/brushcutter. M0,5. Contents English / USA Guide 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 If the operating characteristics or the appearance of Cutting Tool, Deflector, Handle and Harness 19 Approved Power ...Mounting the Deflector 25 Mounting the Cutting Tools 26 Fuel 30 Fueling 31 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 ...
... Contact your trimmer/brushcutter. M0,5. Contents English / USA Guide 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 If the operating characteristics or the appearance of Cutting Tool, Deflector, Handle and Harness 19 Approved Power ...Mounting the Deflector 25 Mounting the Cutting Tools 26 Fuel 30 Fueling 31 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 ...
Product Instruction Manual
Page 38
...knob to bed in during this period. Tank run until dry : After refueling, press the fuel pump bulb at idle speed so that the heat in the tab (1) and remove the filter cover (2). : Clean away loose dirt from thermal overload. Store the machine in period. If...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 even if engine is filled with the starter to run at regular intervals and retighten as necessary. 1 3 2 Dirty air filters reduce engine power, increase fuel consumption and make starting more difficult....
...knob to bed in during this period. Tank run until dry : After refueling, press the fuel pump bulb at idle speed so that the heat in the tab (1) and remove the filter cover (2). : Clean away loose dirt from thermal overload. Store the machine in period. If...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 even if engine is filled with the starter to run at regular intervals and retighten as necessary. 1 3 2 Dirty air filters reduce engine power, increase fuel consumption and make starting more difficult....
Product Instruction Manual
Page 39
...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 carburation, ignition, timing and valve or ...port timing) without the addition of the fundamental engine parameters and components (e.g. do not clean. : Install filter element in the cover. : Refit the filter cover. This setting is only possible to provide an optimum fuel...
...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 carburation, ignition, timing and valve or ...port timing) without the addition of the fundamental engine parameters and components (e.g. do not clean. : Install filter element in the cover. : Refit the filter cover. This setting is only possible to provide an optimum fuel...
Product Instruction Manual
Page 41
...smoothly. Fit a new spark plug after approx. 100 operating hours or earlier if the electrodes are badly eroded. 40 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R operating at part throttle etc.) affect the condition of the approved range. English / USA Checking the Spark Plug Cutting... the Engine". : Clean dirty spark plug. : Check the electrode gap (A) and readjust if necessary - Wrong fuel mix (too much oil in the gasoline), a dirty air filter and unfavorable running conditions, e.g. Rectify problems which may result in trouble in operation. 000BA002 KN If engine is down...
...smoothly. Fit a new spark plug after approx. 100 operating hours or earlier if the electrodes are badly eroded. 40 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R operating at part throttle etc.) affect the condition of the approved range. English / USA Checking the Spark Plug Cutting... the Engine". : Clean dirty spark plug. : Check the electrode gap (A) and readjust if necessary - Wrong fuel mix (too much oil in the gasoline), a dirty air filter and unfavorable running conditions, e.g. Rectify problems which may result in trouble in operation. 000BA002 KN If engine is down...
Product Instruction Manual
Page 45
...-balance : After resharpening about 3 months or longer : Drain and clean the fuel tank in a well ventilated area. : Dispose fuel properly in accordance with a grinder or have blade checked on STIHL balancer (special accessory) and rebalanced as possible - To avoid out-of about... a file (special accessory) to the cylinder fins and air filter. : Store the machine in any way. 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 this helps prevent carburetor diaphragms sticking together. : Remove, clean...
...-balance : After resharpening about 3 months or longer : Drain and clean the fuel tank in a well ventilated area. : Dispose fuel properly in accordance with a grinder or have blade checked on STIHL balancer (special accessory) and rebalanced as possible - To avoid out-of about... a file (special accessory) to the cylinder fins and air filter. : Store the machine in any way. 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 this helps prevent carburetor diaphragms sticking together. : Remove, clean...
Product Instruction Manual
Page 46
Complete machine Control handle Air filter Pick up body in fuel tank Fuel tank Carburetor Spark plug Cooling inlets Spark arresting screen* in muffler All accessible screws and nuts (not adjusting screws) Anti... 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 servicing dealer1) 1) STIHL recommends that the following maintenance intervals apply for normal operating conditions. If your daily working time is...
Complete machine Control handle Air filter Pick up body in fuel tank Fuel tank Carburetor Spark plug Cooling inlets Spark arresting screen* in muffler All accessible screws and nuts (not adjusting screws) Anti... 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 servicing dealer1) 1) STIHL recommends that the following maintenance intervals apply for normal operating conditions. If your daily working time is...
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
... Trigger Interlock Must be depressed before the throttle trigger can be activated. 10. Fuel Pump Provides additional fuel feed for a cold start the engine. 4. Air Filter Cover Encloses and protects the air filter. 15. Rotary Choke Knob Eases engine starting throttle, run and stop the engine...in the selected position. 19. Loop Handle For easy control of operator. 48 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Slide Control For starting by enriching mixture. 14. Fuel Tank For fuel and oil mixture. 16. Barrier Bar Helps maintain clearance between cutting tool and feet...
... Trigger Interlock Must be depressed before the throttle trigger can be activated. 10. Fuel Pump Provides additional fuel feed for a cold start the engine. 4. Air Filter Cover Encloses and protects the air filter. 15. Rotary Choke Knob Eases engine starting throttle, run and stop the engine...in the selected position. 19. Loop Handle For easy control of operator. 48 FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R Slide Control For starting by enriching mixture. 14. Fuel Tank For fuel and oil mixture. 16. Barrier Bar Helps maintain clearance between cutting tool and feet...
Product Instruction Manual
Page 51
...(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 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... at 9000 rpm Idle speed: Engine cutoff speed (nominal): Max. output shaft speed (cutting tool) - 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 cm3) 2.45 cu.in (40...
...(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 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... at 9000 rpm Idle speed: Engine cutoff speed (nominal): Max. output shaft speed (cutting tool) - 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 cm3) 2.45 cu.in (40...
Product Instruction Manual
Page 54
...fuel-oil mixture (see also instruction "Fuel"). Any manufacturer-approved or equivalent replacement part may be performed either at STIHL Incorporated or at any independent test laboratory. Deviations from this manual are based on the application of a warranted part still under warranty. FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250...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 (if applicable) Fasteners Where ...
...fuel-oil mixture (see also instruction "Fuel"). Any manufacturer-approved or equivalent replacement part may be performed either at STIHL Incorporated or at any independent test laboratory. Deviations from this manual are based on the application of a warranted part still under warranty. FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250...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 (if applicable) Fasteners Where ...
Product Instruction Manual
Page 56
... instruction "Fuel"). Emission test may require shorter maintenance intervals. FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 55 Any such work will be performed at any independent test laboratory. The following : : repair or replacement required because of misuse, neglect or lack of required maintenance, : repairs improperly performed or replacements not conforming to any authorized STIHL servicing...
... instruction "Fuel"). Emission test may require shorter maintenance intervals. FS 120, FS 120 R, FS 200, FS 200 R, FS 250, FS 250 R 55 Any such work will be performed at any independent test laboratory. The following : : repair or replacement required because of misuse, neglect or lack of required maintenance, : repairs improperly performed or replacements not conforming to any authorized STIHL servicing...
Parts List
Page 17
... C1QS51C Heat shield 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 of gaskets ) 8 Boîtier de filtre ) 15 ... 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 R 17
... C1QS51C Heat shield 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 of gaskets ) 8 Boîtier de filtre ) 15 ... 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 R 17